FR2097340A5 - - Google Patents

Info

Publication number
FR2097340A5
FR2097340A5 FR7024618A FR7024618A FR2097340A5 FR 2097340 A5 FR2097340 A5 FR 2097340A5 FR 7024618 A FR7024618 A FR 7024618A FR 7024618 A FR7024618 A FR 7024618A FR 2097340 A5 FR2097340 A5 FR 2097340A5
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
FR7024618A
Other languages
French (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
Priority to FR7024618A priority Critical patent/FR2097340A5/fr
Application granted granted Critical
Publication of FR2097340A5 publication Critical patent/FR2097340A5/fr
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
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1092Gauge section of drill bits
    • 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
    • E21B10/02Core bits

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)
FR7024618A 1970-07-02 1970-07-02 Expired FR2097340A5 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7024618A FR2097340A5 (enExample) 1970-07-02 1970-07-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7024618A FR2097340A5 (enExample) 1970-07-02 1970-07-02

Publications (1)

Publication Number Publication Date
FR2097340A5 true FR2097340A5 (enExample) 1972-03-03

Family

ID=9058195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7024618A Expired FR2097340A5 (enExample) 1970-07-02 1970-07-02

Country Status (1)

Country Link
FR (1) FR2097340A5 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0352546A3 (de) * 1988-07-25 1991-03-13 HILTI Aktiengesellschaft Hohlbohrwerkzeug
WO2013093060A1 (de) * 2011-12-22 2013-06-27 Hilti Aktiengesellschaft Bohrkrone mit einem austauschbaren schneidabschnitt

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0352546A3 (de) * 1988-07-25 1991-03-13 HILTI Aktiengesellschaft Hohlbohrwerkzeug
WO2013093060A1 (de) * 2011-12-22 2013-06-27 Hilti Aktiengesellschaft Bohrkrone mit einem austauschbaren schneidabschnitt
CN104053518A (zh) * 2011-12-22 2014-09-17 喜利得股份公司 包括可替换的切割区段的钻头
CN104066539A (zh) * 2011-12-22 2014-09-24 喜利得股份公司 包括可替换的切割区段的钻头
CN104066539B (zh) * 2011-12-22 2016-09-07 喜利得股份公司 包括可替换的切割区段的钻头
RU2607058C2 (ru) * 2011-12-22 2017-01-10 Хильти Акциенгезелльшафт Сверлильная коронка со сменным режущим участком
CN104053518B (zh) * 2011-12-22 2017-02-22 喜利得股份公司 包括可替换的切割区段的钻头
US9687916B2 (en) 2011-12-22 2017-06-27 Hilti Aktiengesellschaft Drill bit with an exchangeable cutting portion
US9821379B2 (en) 2011-12-22 2017-11-21 Hilti Aktiengesellschaft Drill bit with an exchangeable cutting portion
EP2794157B1 (de) * 2011-12-22 2023-08-30 HILTI Aktiengesellschaft Bohrkrone mit einem austauschbaren schneidabschnitt

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Legal Events

Date Code Title Description
ST Notification of lapse