FR2174244B1 - - Google Patents

Info

Publication number
FR2174244B1
FR2174244B1 FR7307342A FR7307342A FR2174244B1 FR 2174244 B1 FR2174244 B1 FR 2174244B1 FR 7307342 A FR7307342 A FR 7307342A FR 7307342 A FR7307342 A FR 7307342A FR 2174244 B1 FR2174244 B1 FR 2174244B1
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
FR7307342A
Other versions
FR2174244A1 (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.)
SMITH WILLISTON Inc
Original Assignee
SMITH WILLISTON 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 SMITH WILLISTON Inc filed Critical SMITH WILLISTON Inc
Publication of FR2174244A1 publication Critical patent/FR2174244A1/fr
Application granted granted Critical
Publication of FR2174244B1 publication Critical patent/FR2174244B1/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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for 
    • B23P11/005—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for  by expanding or crimping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for 
    • B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for  by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
    • 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
    • E21B10/56—Button-type inserts
FR7307342A 1972-03-02 1973-03-01 Expired FR2174244B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23269572A 1972-03-02 1972-03-02

Publications (2)

Publication Number Publication Date
FR2174244A1 FR2174244A1 (fr) 1973-10-12
FR2174244B1 true FR2174244B1 (fr) 1976-11-05

Family

ID=22874174

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7307342A Expired FR2174244B1 (fr) 1972-03-02 1973-03-01

Country Status (10)

Country Link
JP (1) JPS5549238B2 (fr)
AU (1) AU477172B2 (fr)
CA (1) CA989383A (fr)
CH (1) CH561352A5 (fr)
DE (1) DE2309168A1 (fr)
FR (1) FR2174244B1 (fr)
GB (1) GB1378358A (fr)
IT (1) IT979694B (fr)
SE (1) SE404058B (fr)
ZA (1) ZA731183B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2633779C3 (de) * 1976-07-28 1983-11-03 Richard 5383 Kierspe Karnebogen Schlagbohrkrone
IE48798B1 (en) * 1978-08-18 1985-05-15 De Beers Ind Diamond Method of making tool inserts,wire-drawing die blank and drill bit comprising such inserts
US4429755A (en) 1981-02-25 1984-02-07 Williamson Kirk E Drill with polycrystalline diamond drill blanks for soft, medium-hard and hard formations
JPS58143229A (ja) * 1982-02-22 1983-08-25 Doboku Keisoku Kenkyusho:Kk 圧力変換器
DE3421676A1 (de) * 1984-06-09 1985-12-12 Belzer-Dowidat Gmbh Werkzeug-Union, 5600 Wuppertal Schraemmeissel
FR2661853A1 (fr) * 1990-05-10 1991-11-15 Commissariat Energie Atomique Procede de sertissage d'un objet de tres grande durete tel qu'un diamant.
DE102007047215A1 (de) 2007-10-02 2011-02-17 David Guitelmakher Bergschneidwerkzeug
DE202008007212U1 (de) 2008-05-29 2008-11-27 Guitelmakher, David Bergschneidwerkzeug

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1214944B (de) * 1961-03-30 1966-04-21 Ringfeder Gmbh Einrichtung zur Befestigung eines Bolzens in einem Werkstueck

Also Published As

Publication number Publication date
JPS5549238B2 (fr) 1980-12-10
SE404058B (sv) 1978-09-18
GB1378358A (en) 1974-12-27
DE2309168A1 (de) 1973-09-13
AU5285073A (en) 1974-09-05
AU477172B2 (en) 1976-10-14
ZA731183B (en) 1973-11-28
JPS48101301A (fr) 1973-12-20
CH561352A5 (fr) 1975-04-30
IT979694B (it) 1974-09-30
FR2174244A1 (fr) 1973-10-12
CA989383A (en) 1976-05-18

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Legal Events

Date Code Title Description
ST Notification of lapse