FR2359961B1 - - Google Patents

Info

Publication number
FR2359961B1
FR2359961B1 FR7722570A FR7722570A FR2359961B1 FR 2359961 B1 FR2359961 B1 FR 2359961B1 FR 7722570 A FR7722570 A FR 7722570A FR 7722570 A FR7722570 A FR 7722570A FR 2359961 B1 FR2359961 B1 FR 2359961B1
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
FR7722570A
Other languages
French (fr)
Other versions
FR2359961A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2359961A1 publication Critical patent/FR2359961A1/fr
Application granted granted Critical
Publication of FR2359961B1 publication Critical patent/FR2359961B1/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

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
FR7722570A 1976-07-28 1977-07-22 Trepan de machines a percussion a perforer les roches Granted FR2359961A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762633779 DE2633779C3 (de) 1976-07-28 1976-07-28 Schlagbohrkrone

Publications (2)

Publication Number Publication Date
FR2359961A1 FR2359961A1 (fr) 1978-02-24
FR2359961B1 true FR2359961B1 (de) 1982-11-26

Family

ID=5984079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7722570A Granted FR2359961A1 (fr) 1976-07-28 1977-07-22 Trepan de machines a percussion a perforer les roches

Country Status (4)

Country Link
AT (1) AT370206B (de)
CH (1) CH622581A5 (de)
DE (1) DE2633779C3 (de)
FR (1) FR2359961A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3510048C1 (de) * 1985-03-20 1986-04-10 Siegfried 5883 Kierspe Treitz Schlagbohrkrone fuer Gesteinsbohrmaschinen
US4702525A (en) * 1985-04-08 1987-10-27 Sollami Phillip A Conical bit
DE3519592C2 (de) * 1985-05-31 1995-01-05 Klemm Bohrtech Drehschlagbohrkrone
DE4101458A1 (de) * 1991-01-19 1992-07-23 Wolf Thomas Fuer einen mit axialem druck und schlaegen arbeitenden, umlaufenden gesteinsbohrer bestimmter bohrmeissel
JP2014196655A (ja) 2013-03-05 2014-10-16 三菱マテリアル株式会社 掘削ビット
CN105041221A (zh) * 2015-09-10 2015-11-11 贵州中钻机械设备有限公司 快速钻进凿岩钻头

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR893423A (fr) * 1942-01-27 1944-06-08 Wallramit Hardmetaal Mij Nv Taillant pour outil de forage percutant avec pièces rapportées en métal dur
US2507222A (en) * 1946-08-19 1950-05-09 Phipps Orville Multiple edge percussion bit
FR1006219A (fr) * 1947-12-05 1952-04-21 Taillant de mine à plaquette extra-dure
US2689109A (en) * 1948-04-30 1954-09-14 Joy Mfg Co Rock drill bit
US2725216A (en) * 1951-07-20 1955-11-29 Philip B Brown Drilling bit
US3096836A (en) * 1958-09-23 1963-07-09 Sandvikens Jernverks Ab Drill bits and cutting inserts therefor
US3071201A (en) * 1959-03-09 1963-01-01 Phipps Orville Piercing point rotary drill bit
US3269469A (en) * 1964-01-10 1966-08-30 Hughes Tool Co Solid head rotary-percussion bit with rolling cutters
GB1074922A (en) * 1965-01-09 1967-07-05 Tungsten Carbide Developments Improvements in or relating to coal-or other mineral-cutter picks with hard metal tips
US3388756A (en) * 1965-03-29 1968-06-18 Varel Mfg Company Percussion bit
FR88690E (fr) * 1965-08-31 1967-03-10 Hughes Tool Co Outil à percussion pour forages et applications analogues
FR2029963A5 (de) * 1969-03-19 1970-10-23 Petroles Cie Francaise
US3603414A (en) * 1970-01-30 1971-09-07 Frank E Stebley Insert for drilling unit
US3717209A (en) * 1971-06-10 1973-02-20 Pacific Tooling & Eng Co Replaceable wear-resistant element and method for replacing same
US3821993A (en) * 1971-09-07 1974-07-02 Kennametal Inc Auger arrangement
GB1378358A (en) * 1972-03-02 1974-12-27 Smith Williston Inc Drilling buttons
DE2218497A1 (de) * 1972-04-17 1973-10-31 Richard Karnebogen Bohrkrone fuer schlagende gesteinsbohrmaschinen
US3771612A (en) * 1972-07-17 1973-11-13 Pacific Tooling Eng Co Replaceable wear-resistant element assembly
DE2414354A1 (de) * 1974-03-26 1975-10-16 Heller Geb Gesteinsbohrer

Also Published As

Publication number Publication date
ATA454377A (de) 1979-10-15
AT370206B (de) 1983-03-10
DE2633779B2 (de) 1979-10-25
CH622581A5 (en) 1981-04-15
DE2633779A1 (de) 1978-02-02
DE2633779C3 (de) 1983-11-03
FR2359961A1 (fr) 1978-02-24

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Legal Events

Date Code Title Description
ST Notification of lapse