GB1384271A - Method and arrangement for protecting and guiding drilling bits - Google Patents

Method and arrangement for protecting and guiding drilling bits

Info

Publication number
GB1384271A
GB1384271A GB225472A GB225472A GB1384271A GB 1384271 A GB1384271 A GB 1384271A GB 225472 A GB225472 A GB 225472A GB 225472 A GB225472 A GB 225472A GB 1384271 A GB1384271 A GB 1384271A
Authority
GB
United Kingdom
Prior art keywords
protecting
arrangement
drilling bits
guiding drilling
guiding
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
GB225472A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Noble Drilling Corp
Original Assignee
Noble Drilling Corp
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 by Noble Drilling Corp filed Critical Noble Drilling Corp
Publication of GB1384271A publication Critical patent/GB1384271A/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
    • E21B12/00—Accessories for drilling tools
    • E21B12/04—Drill bit protectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
GB225472A 1971-01-19 1972-01-18 Method and arrangement for protecting and guiding drilling bits Expired GB1384271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10778671A 1971-01-19 1971-01-19

Publications (1)

Publication Number Publication Date
GB1384271A true GB1384271A (en) 1975-02-19

Family

ID=22318464

Family Applications (1)

Application Number Title Priority Date Filing Date
GB225472A Expired GB1384271A (en) 1971-01-19 1972-01-18 Method and arrangement for protecting and guiding drilling bits

Country Status (7)

Country Link
AU (1) AU467256B2 (enExample)
BE (1) BE777722A (enExample)
CA (1) CA955582A (enExample)
FR (1) FR2123331B1 (enExample)
GB (1) GB1384271A (enExample)
IT (1) IT946304B (enExample)
NL (1) NL7200435A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113605844A (zh) * 2021-08-03 2021-11-05 朱平平 一种可根据偏摆程度自动切断动力的石油钻机网电装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113605844A (zh) * 2021-08-03 2021-11-05 朱平平 一种可根据偏摆程度自动切断动力的石油钻机网电装置

Also Published As

Publication number Publication date
CA955582A (en) 1974-10-01
AU467256B2 (en) 1975-11-27
NL7200435A (enExample) 1972-07-21
IT946304B (it) 1973-05-21
AU3774172A (en) 1973-07-12
FR2123331A1 (enExample) 1972-09-08
BE777722A (fr) 1972-05-02
FR2123331B1 (enExample) 1976-07-23

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Legal Events

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