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X- or
| Diamond Glossary (алмазы и бриллианты - глоссарий терминологии) |
-design core bits having an inside set diam eter of 0.845 inch. 4. a letter name, commonly although incorrectly ap plied to a diamond-drill rod properly designated by the letter name e. see appendix, table 1. 5. letter name commonly applied as a core-bi
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Designated, английский
- Assigned, specified
- Assigned, specified something intended for a specific person or purpose
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Drill fittings, английский
Devices, parts, and pieces of equipment used down hole in drilling a borehole. also called down-hole equipment.
Development drilling, английский
- Delineation of the size, mineral content, and disposition of an ore body by drilling boreholes.
- Drilling that occurs after the initial discovery of hydrocarbons in a reservoir. usually, several wells are required to adequately develop a reservoir.
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