DE2730602C3 - Tiefbohrmeißel - Google Patents

Tiefbohrmeißel

Info

Publication number
DE2730602C3
DE2730602C3 DE2730602A DE2730602A DE2730602C3 DE 2730602 C3 DE2730602 C3 DE 2730602C3 DE 2730602 A DE2730602 A DE 2730602A DE 2730602 A DE2730602 A DE 2730602A DE 2730602 C3 DE2730602 C3 DE 2730602C3
Authority
DE
Germany
Prior art keywords
cutting elements
hard material
deep drilling
material coating
drilling 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
DE2730602A
Other languages
German (de)
English (en)
Other versions
DE2730602B2 (de
DE2730602A1 (de
Inventor
Coy M. Granger Utah Fielder
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 DE2730602A1 publication Critical patent/DE2730602A1/de
Publication of DE2730602B2 publication Critical patent/DE2730602B2/de
Application granted granted Critical
Publication of DE2730602C3 publication Critical patent/DE2730602C3/de
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • E21B10/567Button-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)
  • Holo Graphy (AREA)
  • Surgical Instruments (AREA)
  • Drilling Tools (AREA)
DE2730602A 1976-07-12 1977-07-07 Tiefbohrmeißel Expired DE2730602C3 (de)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
DE2730602A1 DE2730602A1 (de) 1978-01-19
DE2730602B2 DE2730602B2 (de) 1981-02-05
DE2730602C3 true DE2730602C3 (de) 1981-10-29

Family

ID=24829415

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2730602A Expired DE2730602C3 (de) 1976-07-12 1977-07-07 Tiefbohrmeißel

Country Status (12)

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

Families Citing this family (17)

* 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
RU2384689C1 (ru) * 2008-12-18 2010-03-20 Николай Митрофанович Панин Буровой породоразрушающий инструмент
RU2392412C1 (ru) * 2009-04-20 2010-06-20 Николай Митрофанович Панин Способ изготовления бурового породоразрушающего инструмента
RU2392413C1 (ru) * 2009-05-14 2010-06-20 Николай Митрофанович Панин Буровой породоразрушающий инструмент
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
GB1556562A (en) 1979-11-28
JPS539205A (en) 1978-01-27
NL172477B (nl) 1983-04-05
DE2730602B2 (de) 1981-02-05
MX144441A (es) 1981-10-15
AU2639577A (en) 1979-01-04
NL172477C (nl) 1983-09-01
NO149181C (no) 1984-02-29
DE2730602A1 (de) 1978-01-19
NO149181B (no) 1983-11-21
NL7706233A (nl) 1978-01-16
BE856697A (fr) 1978-01-11
CA1074779A (en) 1980-04-01
AU504704B2 (en) 1979-10-25
NO771015L (no) 1978-01-13
FR2358537A1 (fr) 1978-02-10
BR7704531A (pt) 1978-05-02
FR2358537B1 (enrdf_load_stackoverflow) 1983-03-25
SU946410A3 (ru) 1982-07-23
JPS5614832B2 (enrdf_load_stackoverflow) 1981-04-07

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee