roller-cone+bit

См. также в других словарях:

• Roller cone bit — A roller cone bit is a drill bit used for drilling through rock, for example when drilling for oil and gas. [cite book | last = Hyne | first = Norman J. | title = Dictionary of Petroleum Exploration, Drilling Production | publisher = PennWell… …   Wikipedia

• Cone — This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article …   Wikipedia

• Hughes Christensen — Hughes Christensen, a division of Baker Hughes Inc., is a large oil and gas drill bit company. Howard Hughes, Sr. founded the company early in the 20th century. His two cone, rolling cutter rock bit whose patent was issued by the US Patent Office …   Wikipedia

• Долото шарошечное — (англ. roller cone bit)  разновидность бурового оборудования, породоразрушающий дробящий, дробяще скалывающий инструмент карьерных станков вращательного бурения, с вооружением шарошки в виде фрезерованных на ней зубьев различной длины и …   Википедия

• Well drilling — Tricone rock bit Well drilling is the process of drilling a hole in the ground for the extraction of a natural resource such as ground water, natural gas, or petroleum. Drilling for the exploration of the nature of the material underground (for… …   Wikipedia

• двухшарошечное долото — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN bicone bitdouble cone bittwo cone bittwo roller bit …   Справочник технического переводчика

• трёхшарошечное долото — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN rockbitthree cone bitthree cone rock bitthree roller bittricone …   Справочник технического переводчика

• Lathe (metal) — Center lathe with DRO and chuck guard. Size is 460 mm swing x 1000 mm between centers A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. They were originally designed to… …   Wikipedia

• Howard R. Hughes, Sr. — Howard Robard Hughes, Sr. (September 9, 1869 ndash; January 14, 1924) was an American entrepreneur, best known as the father of Howard Robard Hughes, Jr., the famous aviation pioneer and film producer. Hughes, Sr. created the fortune that Hughes …   Wikipedia

• Wrench — For other uses, see Wrench (disambiguation). A set of chrome vanadium metric wrenches, open at one end, box/ring at the other. This type is commonly known as a combination wrench. A wrench or spanner is a tool used to provide grip and mechanical… …   Wikipedia

• Countersink — A countersink is a conical hole cut into a manufactured object, or the cutter used to cut such a hole. A common usage is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the… …   Wikipedia