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1 calcium aluminate cement
- calcium aluminate cement
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Англо-русский строительный словарь. — М.: Русский Язык. С.Н.Корчемкина, С.К.Кашкина, С.В.Курбатова. 1995.
Англо-русский словарь строительных терминов > calcium aluminate cement
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2 calcium aluminate cement
Англо-русский словарь нормативно-технической терминологии > calcium aluminate cement
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3 calcium aluminate cement
Большой англо-русский и русско-английский словарь > calcium aluminate cement
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4 calcium aluminate cement
Англо-русский словарь технических терминов > calcium aluminate cement
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5 calcium aluminate cement
Англо-русский словарь нефтегазовой промышленности > calcium aluminate cement
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6 calcium aluminate cement
1) Техника: глинозёмистый цемент2) Нефть: кальциево-алюминатный цементУниверсальный англо-русский словарь > calcium aluminate cement
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7 calcium aluminate cement
Англо-русский строительный словарь > calcium aluminate cement
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8 cement
- cement
- n1. цемент; гидравлическое или минеральное вяжущее
2. клей
- adhesive cement
- air-entraining cement
- aluminous cement
- anchor cement
- antibacteria cement
- asbestos cement
- asphalt cement
- bagged cement
- baritic cement
- bauxite cement
- bituminous cement
- bituminous plastic cement
- blastfurnace cement
- bleeding cement
- blended cement
- blended Portland-PFA cement
- bonding cement
- bottled cement
- bottle cement
- calcium aluminate cement
- clay cement
- coarse ground cement
- coarse cement
- colored cement
- dry-packed concrete cement
- expanded cement
- extra-rapid hardening cement
- fast drying solvent cement
- fast-setting cement
- Ferrari cement
- fire cement
- flooring cement
- general purpose Portland cement
- gypsum cement
- high-alumina cement
- high-early-strength cement
- high-expansion cement
- high-grade cement
- high iron oxide cement
- high-strength cement
- hot cement
- hydrated cement
- hydraulic cement
- hydrophobic cement
- ice cement
- iron cement
- iron-ore cement
- iron-rust cement
- Keene's cement
- Lafarge cement
- lime-pozzolanic cement
- low-alkali cement
- low-grade cement
- low-heat-of-hydration cement
- low-heat cement
- magnesia cement
- magnesium oxychloride cement
- magnesium phosphate cement
- masonry cement
- natural cement
- nepheline cement
- nonshrinking cement
- normal Portland cement
- oil well cement
- ordinary Portland cement
- oxychloride cement
- Parker's cement
- phenolic-resin cement
- pigmented cement
- plain cement
- plastic roof cement
- polymer-modified cement
- Portland cement
- Portland-blastfurnace cement
- pozzolanic cement
- pozzolanic cement with pulverized-fuel ash
- quick-setting cement
- rapid-hardening cement
- rapid-setting cement
- refractory cement
- Roman cement
- roof cement
- rubber cement
- sacked cement
- slag cements
- slow setting cement
- soil cement
- specialty cements
- special cements
- sticky cement
- stove-lining asbestos cement
- sulfate resisting cement
- sulfoaluminate cement
- sulfur cement
- sulfur-asphalt cement
- trass cement
- type I cement
- type IA cement
- type II cement
- type IIA cement
- type III cement
- type IIIA cement
- type IV cement
- type V cement
- type Ip cement
- type Is cement
- underwater cement
- waterproofing cement
- waterproof cement
- white cement
Англо-русский строительный словарь. — М.: Русский Язык. С.Н.Корчемкина, С.К.Кашкина, С.В.Курбатова. 1995.
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9 cement
1) цемент, цементирующая среда; вяжущий материал ( в основном гидравлический), вяжущее вещество2) клей; паста; замазка3) цементировать; скреплять, облицовывать, замазывать цементным раствором4) связывать, склеивать; спекать; науглероживать•- additive cement - air-entraining cement - alumina cement - aluminous cement - anchor cement - antileak cement - asbestos cement - asphalt cement - asphaltic cement - begged cement - belt cement - bituminous cement - bituminized cement - bleeding cement - blended cement - bulk cement - calcium aluminate cement - clay cement - coarse-ground cement - coloured cement - early-strength cement - expanding portland cement - fast-setting cement - fibre cement - filling cement - fire cement - flooring cement - general purpose portland cement - grade of cement - gypsum cement - hardening of cement - high-early-strength cement - high-grade cement - high-speed cement - high-strength cement - hydraulic cement - hydraulic refractory cement - hydrophobic cement - ice cement - laboratory cement - leather cement - lime cement - liquid cement - loose cement - low-alkali cement - low-early-strength cement - low-grade cement - low-strength cement - masonry cement - mastic cement - mixed cement - moulded cement - natural cement - neat cement - nepheline cement - non-shrinking cement - nonstaining cement - normal portland cement - oil-well cement - oxychloride cement - pavement cement - plain cement - plastic roof cement - porcelain cement - portland masonry cement - portland-pozzolana cement - portland-pozzolanic cement - portland-slag cement - quick-setting cement - rapid-setting cement - refractory cement - resin emulsion cement - retarded cement - road cement - Roman cement - rubber cement - rust cement - sacked cement - sand cement - selenite cement - self-stressing cement - set cement - shrinking of cement - slag cement - slag-lime cement - slag portland cement - slow cement - soil cement - Sorel cement - special cement - staining cement - standard cement - straight cement - sub-standard cement - sulpho-aluminous cement - super-rapid hardening cement - trass cement - tufa cement - type I cement - type IA cement - type II cement - type III cement - type IV cement - type V cement - type IP cement - type IS cement - underwater cement - unsound cement - waterproof cement - water-repellent cement - water-retentive portland cement - weighted cement - white portland cement - wood cement* * *1. цемент; гидравлическое или минеральное вяжущее2. клей- adhesive cement
- air-entraining cement
- aluminous cement
- anchor cement
- antibacteria cement
- asbestos cement
- asphalt cement
- bagged cement
- baritic cement
- bauxite cement
- bituminous cement
- bituminous plastic cement
- blastfurnace cement
- bleeding cement
- blended cement
- blended Portland-PFA cement
- bonding cement
- bottled cement
- bottle cement
- calcium aluminate cement
- clay cement
- coarse ground cement
- coarse cement
- colored cement
- dry-packed concrete cement
- expanded cement
- extra-rapid hardening cement
- fast drying solvent cement
- fast-setting cement
- Ferrari cement
- fire cement
- flooring cement
- general purpose Portland cement
- gypsum cement
- high-alumina cement
- high-early-strength cement
- high-expansion cement
- high-grade cement
- high iron oxide cement
- high-strength cement
- hot cement
- hydrated cement
- hydraulic cement
- hydrophobic cement
- ice cement
- iron cement
- iron-ore cement
- iron-rust cement
- Keene's cement
- Lafarge cement
- lime-pozzolanic cement
- low-alkali cement
- low-grade cement
- low-heat-of-hydration cement
- low-heat cement
- magnesia cement
- magnesium oxychloride cement
- magnesium phosphate cement
- masonry cement
- natural cement
- nepheline cement
- nonshrinking cement
- normal Portland cement
- oil well cement
- ordinary Portland cement
- oxychloride cement
- Parker's cement
- phenolic-resin cement
- pigmented cement
- plain cement
- plastic roof cement
- polymer-modified cement
- Portland cement
- Portland-blastfurnace cement
- pozzolanic cement
- pozzolanic cement with pulverized-fuel ash
- quick-setting cement
- rapid-hardening cement
- rapid-setting cement
- refractory cement
- Roman cement
- roof cement
- rubber cement
- sacked cement
- slag cements
- slow setting cement
- soil cement
- specialty cements
- special cements
- sticky cement
- stove-lining asbestos cement
- sulfate resisting cement
- sulfoaluminate cement
- sulfur cement
- sulfur-asphalt cement
- trass cement
- type I cement
- type IA cement
- type II cement
- type IIA cement
- type III cement
- type IIIA cement
- type IV cement
- type V cement
- type Ip cement
- type Is cement
- underwater cement
- waterproofing cement
- waterproof cement
- white cement -
10 cement
цемент; вяжущее вещество || цементировать, тампонировать цементом, скреплять цементным растворомlow-heat of hydration cement — цемент с малой экзотермией [теплотой гидратации]; низкотермичный цемент
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* * *
1) цемент; цементный раствор || цементировать; скреплять цементным раствором; обмазывать цементным раствором; тампонировать цементом2) схватываться ()3) замазка•to cement casing string in place — цементировать обсадную колонну в стволе скважины;
to cast in cement — заливать цементным раствором;
to displace cement — продавливать цемент;
to cement in — цементировать; заливать цементным раствором;
- additive cementto cement in place — цементировать при монтаже;
- air-entraining cement
- alabaster cement
- alumina cement
- aluminate cement
- anhydrite cement
- artificial cement
- asbestos cement
- asphaltic cement
- autoclaved cement
- bakelite cement
- base cement
- bauxite cement
- belite cement
- belite-diatomaceous earth cement
- belite-tripolite cement
- belite-tripolite powder cement
- bentonite cement
- bituminous cement
- blast cement
- blast-furnace cement
- blast-furnace slag cement
- blended cement
- bulk cement
- calcareous cement
- calcium aluminate cement
- clay cement
- clinker-bearing slag cement
- coarse-ground cement
- commercial portland cement
- completely hydrated cement
- construction cement
- corrosion-resistant oil-well cement
- diatomaceous earth cement
- diesel-oil cement
- dolomite cement
- dry cement
- early-strength cement
- excessive cement
- expanding cement
- fast-setting cement
- ferro-manganese slag cement
- fiber cement
- fibrous cement
- fine grounding cement
- fly-ash cement
- furan-resin cement
- gel cement
- general purpose portland cement
- gilsonite cement
- glass bubble cement
- green cement
- gypsum cement
- gypsum-alumina cement
- gypsum-retarded cement
- gypsum-slag cement
- heat-resistant cement
- high-alkali cement
- high-alumina cement
- high-early cement
- high-early strength cement
- high-grade cement
- high-speed cement
- high-strength cement
- high-sulfate-resistant cement
- high-temperature cement
- honeycombed cement
- hydrated cement
- hydraulic cement
- hydrophobic cement
- interstitial cement
- iron-oxide cement
- iron-portland cement
- jelled cement
- latex cement
- lean cement
- lightened cement
- lime-puzzolan cement
- lime-sand cement
- lime-slag cement
- low-alkali cement
- low-early strength cement
- low-grade cement
- low-heat cement
- low-limited cement
- low-slag cement
- low-strength cement
- low-temperature cement
- low-water-loss cement
- low-water-retentive portland cement
- lumnite cement
- magnesia cement
- mastic cement
- medium-setting cement
- Mendeleyev cement
- metallurgical cement
- mixed cement
- modified cement
- modified portland cement
- natural cement
- neat cement
- neat portland cement
- nepheline-sand cement
- nonshrinking cement
- normal portland cement
- normally hydrated cement
- oil-field cement
- oil-in-water emulsion cement
- oil-well cement
- oil-well portland cement
- oil-well sand cement
- ordinary cement
- oxychloride cement
- perlite cement
- perlite-gel cement
- permetallurgical cement
- phenolic-resin cement
- plain cement
- polymer cement
- porous cement
- portland cement
- portland blast-furnace-slag cement
- portland-puzzolan cement
- portland-slag cement
- pozmix cement
- premixed cement
- puzzolan cement
- puzzolan portland cement
- quick-hardening cement
- quick-setting cement
- radioactive cement
- rapid-hardening cement
- rapid-setting cement
- regular cement
- resin cement
- retarded cement
- retarded oil-well cement
- rock cement
- sacked cement
- sand cement
- scavenger cement
- sedimentary rock cement
- set cement
- slag cement
- slag-gypsum cement
- slag-lime cement
- slag-magnesia portland cement
- slag-portland cement
- slag-sand cement
- slow cement
- slow-setting cement
- sorel cement
- sound cement
- special cement
- special oil-well cement
- standard cement
- straight cement
- sulfate-resistant cement
- sulfate-resistant portland cement
- sulfo-aluminous cement
- super cement
- superrapid hardening cement
- supersulfated cement
- supersulfated metallurgical cement
- surface hydrated cement
- sursulfate cement
- thixotropic cement
- trass cement
- unretarded cement
- unset cement
- unsound cement
- water cement
- waterproof cement
- water-repellent cement
- water-retentive portland cement
- weighted cement* * *• 1) цементировать; 2) прикреплять; 3) прикрепленный• цемент -
11 cement
1) цементирующая среда; вяжущее (вещество)4) клей, клеящее вещество || склеивать, приклеивать5) замазка•to displace cement — продавливать цемент;to cement in — цементировать; заливать цементным раствором;to secure with cement — 1. ставить на цементе 2. ставить на клею-
acid-resistant cement
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air-entraining hydraulic cement
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alumina cement
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asbestos cement
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asphalt cement
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bituminous cement
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blast-furnace slag cement
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blast-furnace cement
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blended cement
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calcareous cement
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calcium aluminate cement
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colored cement
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diatomaceous earth cement
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diesel-oil cement
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expanded cement
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extra-rapid-hardening cement
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fast-setting cement
-
film cement
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fire cement
-
flooring cement
-
gasket cement
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general-purpose Portland cement
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gypsum cement
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high-alkali cement
-
high-alumina cement
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high-early-strength cement
-
high-grade cement
-
hydraulic cement
-
hydrophobic cement
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insulating cement
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iron cement
-
Keene's cement
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lime cement
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low-alkali cement
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low-early-strength cement
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low-grade cement
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low-heat-of-hydration cement
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low-heat cement
-
low-limed cement
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low-slag cement
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low-strength cement
-
magnesia cement
-
mastic cement
-
metallurgical cement
-
modified cement
-
natural cement
-
neat cement
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noncontracting cement
-
nonstaining cement
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oil-field cement
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oil-in-water emulsion cement
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oil-well cement
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ordinary Portland cement
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oxychloride cement
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Parian cement
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pavement cement
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plasticized cement
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porcelain cement
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Portland blast-furnace slag cement
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Portland blast-furnace cement
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Portland cement
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portland-pozzolana cement
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portland-pozzolan cement
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pozzolana cement
-
pozzolanic cement
-
quick-setting cement
-
rapid-hardening cement
-
rapid-setting cement
-
refractory cement
-
retarded cement
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road cement
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Roman cement
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scavenger cement
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selenitic cement
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self-stressing cement
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silicate-based cement
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slag cement
-
slow-setting cement
-
standard cement
-
straight cement
-
sulfate-resistant cement
-
sulfoaluminate cement
-
supersulfated cement
-
type I cement
-
type II cement
-
type III cement
-
type IP cement
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type IS cement
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type IV cement
-
type V cement
-
ultrahigh early strength cement
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waterproof cement
-
water-repellent cement
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water-retentive cement
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white cement -
12 кальциево-алюминатный цемент
Большой англо-русский и русско-английский словарь > кальциево-алюминатный цемент
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13 глиноземистый цемент
alumina [aluminous\] cement, calcium aluminate cement, high-alumina cement, fonduАнгло-русский словарь технических терминов > глиноземистый цемент
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14 mud
1. буровой раствор, промывочная жидкость, глинистый раствор2. буровая грязь, извлекаемая желонкой или песочным насосом при ударно-канатном буренииoil and gas-cut mud — буровой раствор, загрязнённый нефтью и газированный
oil and sulphur water-cut mud — буровой раствор, загрязнённый нефтью и сероводородной водой
— base mud— bore mud— bulk mud— clay mud— cut mud— dry mud— gyp mud— junk mud— kill mud— lime base mud— mud off— mud up— poor mud— red mud— thin mud
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calcium treated drilling mud — буровой раствор, обработанный кальцием
chemically treated drilling mud — буровой раствор, обработанный химическими реагентами
drilling mud immune to salt — буровой раствор, невосприимчивый к действию соли
drilling mud resistant to bacterial attack — буровой раствор, устойчивый против действия бактерий
drilling mud weighted barite — буровой раствор, утяжелённый баритом
kill weight drilling mud — буровой раствор для глушения скважины; буровой раствор, уравновешивающий пластовое давление
nonpolluting oil drilling mud — буровой раствор на углеводородной основе, не загрязняющий окружающей среды
relaxed filtrate oil drilling mud — буровой раствор на углеводородной основе с частично фильтрующейся углеводородной фазой
tannic-acid treated drilling mud — буровой раствор, содержащий дубильную кислоту
thin clay drilling mud — малоглинистый буровой раствор,
to heavy up drilling mud — утяжелять буровой раствор;
to make up drilling mud into a well — доливать буровой раствор в скважину;
to reclaim liquid drilling mud — регенерировать жидкую фазу бурового раствора;
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* * *
1) буровой раствор; промывочная жидкость; глинистый раствор2) буровая грязь ()•to control properties of drilling mud — регулировать свойства бурового раствора;
to heavy up drilling mud — утяжелять буровой раствор;
to make up drilling mud into a well — доливать буровой раствор в скважину;
to mud off — глинизировать стенки скважины; закупоривать проницаемый () пласт; закупоривать продуктивный горизонт;
to reclaim liquid drilling mud — регенерировать жидкую фазу бурового раствора;
to stabilize drilling mud — стабилизировать свойства бурового раствора;
mud to surface — восходящий поток бурового раствора;
- acid-cut mudto mud up — глинизировать; подавать буровой раствор, добавлять буровой раствор (); переходить на промывку скважины буровым раствором ( после бурения с продувкой воздухом)
- aerated drilling mud
- agitated drilling mud
- alkaline drilling mud
- alkaline-lignite drilling mud
- aluminate clay drilling mud
- aluminate drilling mud
- aqueous base drilling mud
- aqueous clay base drilling mud
- aqueous drilling mud
- attapulgite-salt water drilling mud
- bacteriostatic drilling mud
- base mud
- base clay drilling mud
- bentonitic drilling mud
- biopolimer drilling mud
- bitumen-line drilling mud
- bore mud
- borehole mud
- boring mud
- brackish water drilling mud
- brine mud
- bulk mud
- calcium-chloride drilling mud
- calcium-drilling mud
- calcium-inert drilling mud
- calcium-treated drilling mud
- carbonate drilling mud
- cement-cut mud
- chemically treated drilling mud
- chemically unstable mud
- chromate-treated drilling mud
- chrome-lignite drilling mud
- chrome-lignosulfonate drilling mud
- circulating drilling mud
- clay mud
- clay-chemical drilling mud
- clayless drilling mud
- clean mud
- coagulated drilling mud
- colloidal drilling mud
- condensate-cut mud
- conditional drilling mud
- conditioned drilling mud
- conductive mud
- contaminated drilling mud
- conventional mud
- cooled drilling mud
- corrosive drilling mud
- cut mud
- cuttings-laden drilling mud
- degassed drilling mud
- diesel-oil drilling mud
- displacement drilling mud
- driller's mud
- drilling mud
- drilling mud immune to salt
- drilling mud resistant to bacterial attack
- drilling mud weighted barite
- dry mud
- electrically conductive mud
- emulsified drilling mud
- emulsion drilling mud
- extra-heavy drilling mud
- fine-particle drilling mud
- fluffy mud
- fresh-drilling mud
- fresh water-base drilling mud
- gas-and-oil-cut mud
- gas-cut drilling mud
- gas-saturated drilling mud
- gassy drilling mud
- gel mud
- gelled drilling mud
- gel-water mud
- gyp mud
- gypsum drilling mud
- gypsum-treated drilling mud
- harmful drilling mud
- heat-resistant drilling mud
- heavily gas-cut mud
- heavily oil-and-gas-cut mud
- heavily oil-cut drilling mud
- heavily water-cut mud
- heavy mud
- high alkalinity drilling mud
- high lime content drilling mud
- high pH drilling mud
- high salinity oil mud
- high solids mud
- high viscosity drilling mud
- highly corrosive drilling mud
- highly mineralized drilling mud
- hole mud
- humate-silicate drilling mud
- humate-sodium chromate drilling mud
- hydrocarbon-base drilling mud
- influx-contaminated mud
- inhibited drilling mud
- inhibitor drilling mud
- inverted emulsion mud
- invert-emulsion mud
- invert-oil mud
- junk mud
- kill mud
- kill weight drilling mud
- light-weight drilling mud
- lightened drilling mud
- light-weight mud
- lignite drilling mud
- lignosulphonate drilling mud
- lime mud
- lime-base drilling mud
- limed drilling mud
- lime-treated drilling mud
- liquid mud
- loaded mud
- low-alkalinity drilling mud
- low-colloid mud
- low-fluid loss mud
- low-lime content drilling mud
- low-mineralized drilling mud
- low-pH drilling mud
- low-solids drilling mud
- low-viscosity drilling mud
- low-water-loss drilling mud
- mature drilling mud
- medium-viscosity drilling mud
- minimum solids drilling mud
- native mud
- natural mud
- nonconductive mud
- nonpolluting oil drilling mud
- nonradioactive mud
- nonsaline drilling mud
- nontoxic oil drilling mud
- nonweighted mud
- oil-and-gas-cut mud
- oil-and-sulfur water-cut mud
- oil-base drilling mud
- oil-continuous mud
- oil-cut mud
- oil-emulsion drilling mud
- oil-in-water emulsion drilling mud
- overloaded drilling mud
- polymer drilling mud
- polyphosphate drilling mud
- poor mud
- premium mud
- ready-made mud
- reconditioned drilling mud
- red drilling mud
- red lime mud
- relax fluid loss mud
- relaxed filtrate oil drilling mud
- return mud
- returning drilling mud
- rotary mud
- saline drilling mud
- salt-base mud
- salt-inert drilling mud
- salt-resistant drilling mud
- salt-water-base drilling mud
- salty mud
- sand-laden mud
- saturated salt-water drilling mud
- saturated salt-water-starch drilling mud
- seawater drilling mud
- shale-control mud
- shale-laden mud
- silicate drilling mud
- silicate drilling mud with sodium chloride
- silicate-soda drilling mud
- slightly gas-cut mud
- slightly oil-and-gas-cut mud
- sludge drilling mud
- solid-free drilling mud
- spud drilling mud
- stabilized drilling mud
- starch-lime drilling mud
- stiff foam aerated mud
- surfactant drilling mud
- tagged drilling mud
- tannic-acid treated drilling mud
- thermostable drilling mud
- thick drilling mud
- thickened drilling mud
- thin mud
- thin clay drilling mud
- thinned drilling mud
- toxic drilling mud
- tracer drilling mud
- treated drilling mud
- untreated drilling mud
- very heavily oil-cut mud
- very slight gas-cut mud
- waste mud
- water mud
- water-base drilling mud
- water-base oil-emulsion drilling mud
- water-bentonite-base mud
- water-cut mud
- water starch high pH drilling mud
- weighted drilling mud
- well killing drilling mud* * *
См. также в других словарях:
Calcium aluminate cements — [P. C. Hewlett (Ed) Lea s Chemistry of Cement and Concrete: 4th Ed , Arnold, 1998, ISBN 0 340 56589 6, Chapter 13] are cements consisting predominantly of hydraulic calcium aluminates. Alternative names are aluminous cement , high alumina cement… … Wikipedia
Calcium aluminoferrite — (Ca2(Al,Fe)2O5) is a dark brown crystalline phase commonly found in cements. It also exists rarely in nature as brownmillerite.Properties of the pure phaseIn the absence of elements other than calcium, aluminium, iron and oxygen, calcium… … Wikipedia
Cement — In the most general sense of the word, a cement is a binder, a substance which sets and hardens independently, and can bind other materials together. The name cement goes back to the Romans who used the term opus caementicium to describe masonry… … Wikipedia
cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… … Universalium
Calcium aluminates — are a range of minerals [H F W Taylor, Cement Chemistry , Academic Press, 1990, ISBN 0 12 683900 X, pp 34 38] obtained by heating calcium oxide and aluminium oxide together at high temperatures. They are encountered in the manufacture of… … Wikipedia
Cement mill — A 10 MW cement mill, output 270 tonnes per hour A cement mill (or finish mill in North American usage[1]) is the equipment used to grind the hard, nodular clinker from the cement kiln into the fine grey powder that is cement. Most cement is… … Wikipedia
Monocalcium aluminate — IUPAC name Monocalcium aluminate Properties Molecular formula CaAl2O4 … Wikipedia
Dodecacalcium hepta-aluminate — (12CaO.7Al2O3) occurs rarely in nature as the mineral mayenite. It is an important mineral phase in Calcium aluminate cements and is an intermediate in the manufacture of Portland cement. Its composition and properties have been the subject of… … Wikipedia
bauxite cement — /ˌbɔksaɪt səˈmɛnt/ (say .bawksuyt suh ment) noun a quick setting cement consisting principally of calcium aluminate, made from bauxite and lime …
Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… … Wikipedia
Tricalcium aluminate — (3CaO.Al2O3) is the most basic of the calcium aluminates. It does not occur in nature, but is an important mineral phase in Portland cement.PropertiesPure tricalcium aluminate is formed when the appropriate proportions of finely divided calcium… … Wikipedia