GB1252958A - - Google Patents

Info

Publication number
GB1252958A
GB1252958A GB1252958DA GB1252958A GB 1252958 A GB1252958 A GB 1252958A GB 1252958D A GB1252958D A GB 1252958DA GB 1252958 A GB1252958 A GB 1252958A
Authority
GB
United Kingdom
Prior art keywords
bit
pressure
drill string
borehole
measuring pressure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1252958A publication Critical patent/GB1252958A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/06—Measuring temperature or pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB1252958D 1969-06-04 1969-06-04 Expired GB1252958A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2831869 1969-06-04

Publications (1)

Publication Number Publication Date
GB1252958A true GB1252958A (zh) 1971-11-10

Family

ID=10273762

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1252958D Expired GB1252958A (zh) 1969-06-04 1969-06-04

Country Status (1)

Country Link
GB (1) GB1252958A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114215507A (zh) * 2021-05-21 2022-03-22 华北科技学院(中国煤矿安全技术培训中心) 一种基于定向钻机的瓦斯压力测定装置及方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114215507A (zh) * 2021-05-21 2022-03-22 华北科技学院(中国煤矿安全技术培训中心) 一种基于定向钻机的瓦斯压力测定装置及方法
CN114215507B (zh) * 2021-05-21 2023-11-17 华北科技学院(中国煤矿安全技术培训中心) 一种基于定向钻机的瓦斯压力测定装置及方法

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees