percussion drilling

См. также в других словарях:

• percussion drilling — noun : rope drilling …   Useful english dictionary

• Drilling — is the process of constructing a mine mostly of a cylindrical form (shot hole, well, mine shaft) by means of rock disintegration at the downhole with spalls removal. Drilling is mainly performed in the Earth crust. There are the following… …   Glossary of Oil and Gas

• Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting …   Wikipedia

• Baptist well drilling — A very simple manual method to drill water wells, meant to be applied by very poor villagers in developing countries, who quickly learn how to drill their wells themselves. The Baptist drilling rig can be built in any ordinary arc welding… …   Wikipedia

• rope drilling — noun Etymology: drilling from gerund of drill : a method of sinking wells or making bore holes in which the tools are attached to the lower end of a rope or cable and lifted and dropped alternately called also cable drilling, cable system,… …   Useful english dictionary

• 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

• Zigong — (zh stpw | s=自贡 | t=自貢 | p=Zìgòng | w=Tzu kung), ancient name Ziliujing and Gongjing, is a prefecture level city and the third largest city in Sichuan Province, in southwest China. Zigong is located in the Sichuan Basin. Granted the recognition… …   Wikipedia

• Down-the-hole drill — A Down The Hole Drill Called DTH in most drilling terms. The down the hole drill is basically a mini jack hammer that screws on the bottom of a drill string. The fast hammer action breaks hard rock into small flakes and dust and is blown clear by …   Wikipedia

• Oil industry in Azerbaijan — Azerbaijan produces about 800,000 barrels of oil per day and 1 bcma of gas a production that will grow to historical peak of 1.2 million bo/d by 2008 with an equally large amount of gas. Azerbaijan is one of the birthplaces of the oil industry,… …   Wikipedia

• Petroleum industry in Azerbaijan — Onshore oil fields in Azerbaijan. Offshore oil fields in Azerbaijan …   Wikipedia

• ударно-вращательное бурение — ударно роторное бурение — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность Синонимы ударно роторное бурение EN percussion rotation drillingpercussive rotary drillingrotary… …   Справочник технического переводчика