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31. Sidewall coring techniques are used in field development to determine the watered out degree.
32. Working principle and structural features of SYZX 75 wire - line coring hydro - hammer are presented.
33. They lowered nets , dredges , bathythermographs , still cameras, water bottles, coring pipes,(http://sentencedict.com) and current meters.
34. The utility model discloses a core claw in a coring tool.
35. Diamond core bit is preferred for coring operation in terms of the special requirements of scientific drilling.
36. This paper establishes a method for evaluating water flooded zones using sidewall coring data.
37. Sealing coring tools mainly consists of external threaded adapter, balance piston, limit joint, inner and outer barrel, core catcher, locating pin, sealing head and coring bit.
38. This paper discusses a correction method for pyrolysis total hydrocarbon content of sidewall coring sos to make it close tot.
39. When coring barrel gets stuck downhole, it is very easy to back off safety joint to trip out inner barrel and cores, and only left outer barrel for fishing operation.
40. Combined with the operational principle of coring tool, the article introduces a series of suppression precautions against the interference in protection monitoring circuit of HT-1.
41. A worker's arm was injured whilst operating a concrete coring machine.
42. In this article, coring separate repairing technology is adopted to solve the problem.
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