FR2358537B1 - - Google Patents

Info

Publication number
FR2358537B1
FR2358537B1 FR7721336A FR7721336A FR2358537B1 FR 2358537 B1 FR2358537 B1 FR 2358537B1 FR 7721336 A FR7721336 A FR 7721336A FR 7721336 A FR7721336 A FR 7721336A FR 2358537 B1 FR2358537 B1 FR 2358537B1
Authority
FR
France
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
FR7721336A
Other versions
FR2358537A1 (fr
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.)
Norton Christensen Inc
Original Assignee
Christensen Inc
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 Christensen Inc filed Critical Christensen Inc
Publication of FR2358537A1 publication Critical patent/FR2358537A1/fr
Application granted granted Critical
Publication of FR2358537B1 publication Critical patent/FR2358537B1/fr
Granted 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
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Surgical Instruments (AREA)
  • Drilling Tools (AREA)
  • Holo Graphy (AREA)
FR7721336A 1976-07-12 1977-07-11 Trepan a diamants pour le forage du sol Granted FR2358537A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70442476A 1976-07-12 1976-07-12

Publications (2)

Publication Number Publication Date
FR2358537A1 FR2358537A1 (fr) 1978-02-10
FR2358537B1 true FR2358537B1 (fr) 1983-03-25

Family

ID=24829415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7721336A Granted FR2358537A1 (fr) 1976-07-12 1977-07-11 Trepan a diamants pour le forage du sol

Country Status (12)

Country Link
JP (1) JPS539205A (fr)
AU (1) AU504704B2 (fr)
BE (1) BE856697A (fr)
BR (1) BR7704531A (fr)
CA (1) CA1074779A (fr)
DE (1) DE2730602C3 (fr)
FR (1) FR2358537A1 (fr)
GB (1) GB1556562A (fr)
MX (1) MX144441A (fr)
NL (1) NL172477C (fr)
NO (1) NO149181C (fr)
SU (1) SU946410A3 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4098363A (en) * 1977-04-25 1978-07-04 Christensen, Inc. Diamond drilling bit for soft and medium hard formations
ZA781154B (en) * 1978-02-28 1979-09-26 De Beers Ind Diamond Abrasive bodies
GB2060735B (en) * 1979-10-16 1983-06-22 Christensen Inc Diamond drill bits for drilling bore holes in earth formations
US4453605A (en) * 1981-04-30 1984-06-12 Nl Industries, Inc. Drill bit and method of metallurgical and mechanical holding of cutters in a drill bit
US4505342A (en) * 1982-11-22 1985-03-19 Nl Industries, Inc. Drill bit
US4538690A (en) * 1983-02-22 1985-09-03 Nl Industries, Inc. PDC cutter and bit
US4593777A (en) * 1983-02-22 1986-06-10 Nl Industries, Inc. Drag bit and cutters
JPS5998982U (ja) * 1983-07-26 1984-07-04 大成建設株式会社 ビツトの構造
JPS60246985A (ja) * 1984-05-21 1985-12-06 住友電気工業株式会社 ドリルビツト
US20050133276A1 (en) 2003-12-17 2005-06-23 Azar Michael G. Bits and cutting structures
DE102006031243A1 (de) * 2005-09-30 2007-04-05 Amazonen-Werke H. Dreyer Gmbh & Co. Kg Sämaschine
JP5800587B2 (ja) * 2011-06-16 2015-10-28 株式会社斜面対策研究所 削孔装置
RU2615660C1 (ru) * 2016-02-16 2017-04-06 Товарищество С Ограниченной Ответственностью "Научно-Внедренческий Центр Алмас" Буровое долото
CN113445925B (zh) * 2021-08-02 2023-01-10 新疆格瑞迪斯石油技术股份有限公司 一种石油钻井用辅助钻杆稳定且提高清渣效率的牙轮钻头

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1388490A (en) * 1920-09-18 1921-08-23 John R Suman Rotary earth-boring drill
US1506119A (en) * 1923-02-01 1924-08-26 Ingersoll Rand Co Core-drill bit
DE686029C (de) * 1938-02-03 1939-12-30 Edelstahlwerke Akt Ges Deutsch Mehrfluegeliger Drehbohrer mit Schneidentraegern aus Hertmetall
DE878477C (de) * 1939-05-17 1953-06-01 Diamantwerkzeugfabrik Rudolf H Steinbearbeitungswerkzeug, insbesondere Steinsaege, Steinbohrer, Abdrehwerkzeug od. dgl.
US2381415A (en) * 1943-11-19 1945-08-07 Jr Edward B Williams Drill bit
FR1340987A (fr) * 1962-09-15 1963-10-25 Turbodrill Internat Corp Trépan pour le forage des roches
US3311181A (en) * 1964-05-04 1967-03-28 John B Fowler Bi-metal drilling tooth
US3709308A (en) * 1970-12-02 1973-01-09 Christensen Diamond Prod Co Diamond drill bits
DE2113577A1 (de) * 1971-03-20 1972-09-21 Richard Karnebogen Schlagbohrkrone zum Bohren von Gestein u.dgl.
US3825083A (en) * 1972-02-02 1974-07-23 Christensen Diamond Prod Co Drill bit and stabilizer combination
DE2327379C2 (de) * 1973-05-29 1982-12-30 Shell Internationale Research Maatschappij B.V., 2501 's-Gravenhage Drehbohrmeißel zum Gesteinsbohren mit Diamanten als Schneidelementen
GB1466036A (en) * 1974-02-13 1977-03-02 Sabre D R Rotary earth-cutting tools

Also Published As

Publication number Publication date
NO771015L (no) 1978-01-13
BR7704531A (pt) 1978-05-02
GB1556562A (en) 1979-11-28
DE2730602A1 (de) 1978-01-19
DE2730602C3 (de) 1981-10-29
MX144441A (es) 1981-10-15
AU504704B2 (en) 1979-10-25
JPS539205A (en) 1978-01-27
DE2730602B2 (de) 1981-02-05
NL172477C (nl) 1983-09-01
AU2639577A (en) 1979-01-04
NO149181C (no) 1984-02-29
BE856697A (fr) 1978-01-11
CA1074779A (fr) 1980-04-01
JPS5614832B2 (fr) 1981-04-07
NL172477B (nl) 1983-04-05
NO149181B (no) 1983-11-21
NL7706233A (nl) 1978-01-16
SU946410A3 (ru) 1982-07-23
FR2358537A1 (fr) 1978-02-10

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Legal Events

Date Code Title Description
CA Change of address
TP Transmission of property