FR2212482B1 - - Google Patents

Info

Publication number
FR2212482B1
FR2212482B1 FR7400169A FR7400169A FR2212482B1 FR 2212482 B1 FR2212482 B1 FR 2212482B1 FR 7400169 A FR7400169 A FR 7400169A FR 7400169 A FR7400169 A FR 7400169A FR 2212482 B1 FR2212482 B1 FR 2212482B1
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
FR7400169A
Other versions
FR2212482A1 (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.)
INST TUGOPLAVKIKH METALLOV
Original Assignee
INST TUGOPLAVKIKH METALLOV
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 INST TUGOPLAVKIKH METALLOV filed Critical INST TUGOPLAVKIKH METALLOV
Publication of FR2212482A1 publication Critical patent/FR2212482A1/fr
Application granted granted Critical
Publication of FR2212482B1 publication Critical patent/FR2212482B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • B22D19/0009—Cylinders, pistons
FR7400169A 1973-01-03 1974-01-03 Expired FR2212482B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU731862188A SU483863A1 (ru) 1973-01-03 1973-01-03 Способ изготовлени алмазного бурового инструмента

Publications (2)

Publication Number Publication Date
FR2212482A1 FR2212482A1 (fr) 1974-07-26
FR2212482B1 true FR2212482B1 (fr) 1976-06-25

Family

ID=20536527

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400169A Expired FR2212482B1 (fr) 1973-01-03 1974-01-03

Country Status (6)

Country Link
US (1) US3885637A (fr)
DE (1) DE2400062B2 (fr)
FR (1) FR2212482B1 (fr)
GB (1) GB1440401A (fr)
SE (1) SE389711B (fr)
SU (1) SU483863A1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993368A (en) * 1975-07-21 1976-11-23 Christensen Diamond Products Company Tool joint wear protectors
NL7703234A (nl) * 1977-03-25 1978-09-27 Skf Ind Trading & Dev Werkwijze voor het vervaardigen van een boorkop voorzien van harde slijtvaste elementen, als- mede boorkop vervaardigd volgens de werkwijze.
US4274769A (en) * 1978-04-21 1981-06-23 Acker Drill Company, Inc. Impregnated diamond drill bit construction
US4351401A (en) * 1978-06-08 1982-09-28 Christensen, Inc. Earth-boring drill bits
CA1154430A (fr) * 1981-08-21 1983-09-27 Paul Knutsen Outil de foration a lame incorporee avec calibre cylindrique stabilisateur de l'effort de rognage
ZW12583A1 (en) * 1982-06-08 1983-08-24 Boart Int Ltd Drilling bit
US4491188A (en) * 1983-03-07 1985-01-01 Norton Christensen, Inc. Diamond cutting element in a rotating bit
US4499959A (en) * 1983-03-14 1985-02-19 Christensen, Inc. Tooth configuration for an earth boring bit
GB8405267D0 (en) * 1984-02-29 1984-04-04 Shell Int Research Rotary drill bit
CA1248939A (fr) * 1984-03-16 1989-01-17 Alexander K. Meskin Diamant polycrystallin monte en saillie dans un trepan a corps-matrice
US5199832A (en) * 1984-03-26 1993-04-06 Meskin Alexander K Multi-component cutting element using polycrystalline diamond disks
AU3946885A (en) * 1984-03-26 1985-10-03 Norton Christensen Inc. Cutting element using polycrystalline diamond disks
EP0156235B1 (fr) * 1984-03-26 1989-05-24 Eastman Christensen Company Elément de coupe à plusieurs composants comportant des diamants polycristallins consolidés en forme de tige
US5028177A (en) * 1984-03-26 1991-07-02 Eastman Christensen Company Multi-component cutting element using triangular, rectangular and higher order polyhedral-shaped polycrystalline diamond disks
GB8607701D0 (en) * 1986-03-27 1986-04-30 Shell Int Research Rotary drill bit
US5090491A (en) * 1987-10-13 1992-02-25 Eastman Christensen Company Earth boring drill bit with matrix displacing material
US4813500A (en) * 1987-10-19 1989-03-21 Smith International, Inc. Expendable diamond drag bit
US4884477A (en) * 1988-03-31 1989-12-05 Eastman Christensen Company Rotary drill bit with abrasion and erosion resistant facing
GB2315789B (en) * 1996-08-01 2000-06-14 Camco International Improvements in or relating to rotary drill bits
US6241036B1 (en) 1998-09-16 2001-06-05 Baker Hughes Incorporated Reinforced abrasive-impregnated cutting elements, drill bits including same
US7048081B2 (en) * 2003-05-28 2006-05-23 Baker Hughes Incorporated Superabrasive cutting element having an asperital cutting face and drill bit so equipped
CN103510861A (zh) * 2013-10-09 2014-01-15 无锡中地地质装备有限公司 台阶式钻探用钻头
EP3296412A1 (fr) 2016-09-19 2018-03-21 VAREL EUROPE (Société par Actions Simplifiée) Fabrication d'additif de segments imprégné d'un foret et/ou imprégnation multicouche d'un foret

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2003019A (en) * 1930-09-16 1935-05-28 Stoody Co Method of protectively facing surfaces with abrasion resisting material
US2204826A (en) * 1938-06-01 1940-06-18 Pintsch Julius Kg Grinding tool
US2187384A (en) * 1939-03-14 1940-01-16 J K Smit & Sons Inc Diamond drill bit
US2299207A (en) * 1941-02-18 1942-10-20 Bevil Corp Method of making cutting tools
US2582231A (en) * 1949-02-05 1952-01-15 Wheel Trueing Tool Co Abrasive tool and method of making same
US3471921A (en) * 1965-12-23 1969-10-14 Shell Oil Co Method of connecting a steel blank to a tungsten bit body
FR1499456A (fr) * 1966-09-16 1967-10-27 Rech S Geol Et Minieres Bureau Perfectionnements apportés aux outils de forage rotatifs pour le prélèvement d'échantillons de roches
US3605923A (en) * 1969-01-24 1971-09-20 Shell Oil Co Diamond bits having diamonds positioned in concentric circles on the drilling face
FR2029963A5 (fr) * 1969-03-19 1970-10-23 Petroles Cie Francaise
US3757879A (en) * 1972-08-24 1973-09-11 Christensen Diamond Prod Co Drill bits and methods of producing drill bits

Also Published As

Publication number Publication date
FR2212482A1 (fr) 1974-07-26
DE2400062B2 (de) 1976-08-26
DE2400062A1 (de) 1974-08-22
US3885637A (en) 1975-05-27
SU483863A1 (ru) 1980-06-15
GB1440401A (en) 1976-06-23
SE389711B (sv) 1976-11-15

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Legal Events

Date Code Title Description
ST Notification of lapse