GB1546198A - Rotary earth boring bit - Google Patents

Rotary earth boring bit

Info

Publication number
GB1546198A
GB1546198A GB2279676A GB2279676A GB1546198A GB 1546198 A GB1546198 A GB 1546198A GB 2279676 A GB2279676 A GB 2279676A GB 2279676 A GB2279676 A GB 2279676A GB 1546198 A GB1546198 A GB 1546198A
Authority
GB
United Kingdom
Prior art keywords
earth boring
boring bit
rotary earth
rotary
bit
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
GB2279676A
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.)
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
Original Assignee
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
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 SHELL INT RESEARCH, Shell Internationale Research Maatschappij BV filed Critical SHELL INT RESEARCH
Priority to GB2279676A priority Critical patent/GB1546198A/en
Priority to CA274,965A priority patent/CA1063095A/en
Priority to DE19772724547 priority patent/DE2724547A1/de
Priority to BE178073A priority patent/BE855238A/xx
Priority to FR7716479A priority patent/FR2353702A1/fr
Publication of GB1546198A publication Critical patent/GB1546198A/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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
GB2279676A 1976-06-02 1976-06-02 Rotary earth boring bit Expired GB1546198A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB2279676A GB1546198A (en) 1976-06-02 1976-06-02 Rotary earth boring bit
CA274,965A CA1063095A (en) 1976-06-02 1977-03-29 Rotary bit
DE19772724547 DE2724547A1 (de) 1976-06-02 1977-05-31 Drehend arbeitende bohrkrone
BE178073A BE855238A (fr) 1976-06-02 1977-05-31 Trepan de forage par rotation
FR7716479A FR2353702A1 (fr) 1976-06-02 1977-05-31 Trepan de forage par rotation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2279676A GB1546198A (en) 1976-06-02 1976-06-02 Rotary earth boring bit

Publications (1)

Publication Number Publication Date
GB1546198A true GB1546198A (en) 1979-05-16

Family

ID=10185200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2279676A Expired GB1546198A (en) 1976-06-02 1976-06-02 Rotary earth boring bit

Country Status (5)

Country Link
BE (1) BE855238A (enExample)
CA (1) CA1063095A (enExample)
DE (1) DE2724547A1 (enExample)
FR (1) FR2353702A1 (enExample)
GB (1) GB1546198A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2185506A (en) * 1986-01-21 1987-07-22 Shell Int Research Rotary drill bit
CN116104420A (zh) * 2023-03-20 2023-05-12 西南石油大学 一种具有双流道结构的pdc钻头

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3039633C2 (de) * 1980-10-21 1983-08-18 Christensen, Inc., 84115 Salt Lake City, Utah Drehbohrmeißel, insbesondere für Tiefbohrungen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2365941A (en) * 1942-08-31 1944-12-26 Shell Dev Oil well drill bit
DE1054039B (de) * 1958-02-03 1959-04-02 Salzgitter Maschinen Ag Bohrmeissel
FR1265943A (fr) * 1960-05-25 1961-07-07 Europ De Turboforage Soc Trépan pour le forage du sol
US3191698A (en) * 1962-05-17 1965-06-29 Drilling & Service Inc Blade-type drill bit
US3153458A (en) * 1962-10-08 1964-10-20 Drilling & Service Inc Blade-type drill bit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2185506A (en) * 1986-01-21 1987-07-22 Shell Int Research Rotary drill bit
GB2185506B (en) * 1986-01-21 1989-03-30 Shell Int Research Rotary drill bit
CN116104420A (zh) * 2023-03-20 2023-05-12 西南石油大学 一种具有双流道结构的pdc钻头

Also Published As

Publication number Publication date
DE2724547A1 (de) 1977-12-15
FR2353702A1 (fr) 1977-12-30
BE855238A (fr) 1977-11-30
FR2353702B1 (enExample) 1983-01-14
CA1063095A (en) 1979-09-25

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Legal Events

Date Code Title Description
PS Patent sealed