CA955582A - Method and arrangement for protecting and guiding drilling bits - Google Patents

Method and arrangement for protecting and guiding drilling bits

Info

Publication number
CA955582A
CA955582A CA120,695A CA120695A CA955582A CA 955582 A CA955582 A CA 955582A CA 120695 A CA120695 A CA 120695A CA 955582 A CA955582 A CA 955582A
Authority
CA
Canada
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
CA120,695A
Other languages
English (en)
Other versions
CA120695S (en
Inventor
Howard I. Lorenz
Eugene P. Rosser
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
Application granted granted Critical
Publication of CA955582A publication Critical patent/CA955582A/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)
CA120,695A 1971-01-19 1971-08-17 Method and arrangement for protecting and guiding drilling bits Expired CA955582A (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
CA955582A true CA955582A (en) 1974-10-01

Family

ID=22318464

Family Applications (1)

Application Number Title Priority Date Filing Date
CA120,695A Expired CA955582A (en) 1971-01-19 1971-08-17 Method and arrangement for protecting and guiding drilling bits

Country Status (7)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113605844B (zh) * 2021-08-03 2024-11-19 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
AU467256B2 (en) 1975-11-27
NL7200435A (OSRAM) 1972-07-21
IT946304B (it) 1973-05-21
GB1384271A (en) 1975-02-19
AU3774172A (en) 1973-07-12
FR2123331A1 (OSRAM) 1972-09-08
BE777722A (fr) 1972-05-02
FR2123331B1 (OSRAM) 1976-07-23

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