FR2032486B1 - - Google Patents

Info

Publication number
FR2032486B1
FR2032486B1 FR707004096A FR7004096A FR2032486B1 FR 2032486 B1 FR2032486 B1 FR 2032486B1 FR 707004096 A FR707004096 A FR 707004096A FR 7004096 A FR7004096 A FR 7004096A FR 2032486 B1 FR2032486 B1 FR 2032486B1
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
FR707004096A
Other languages
French (fr)
Other versions
FR2032486A1 (enrdf_load_stackoverflow
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.)
Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co
Original Assignee
Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co
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
Priority claimed from DE19691910360 external-priority patent/DE1910360C/de
Application filed by Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co filed Critical Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co
Publication of FR2032486A1 publication Critical patent/FR2032486A1/fr
Application granted granted Critical
Publication of FR2032486B1 publication Critical patent/FR2032486B1/fr
Expired 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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E21B3/04—Rotary tables
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S464/00—Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts
    • Y10S464/901—Rapid attachment or release

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)
  • Portable Nailing Machines And Staplers (AREA)
FR707004096A 1969-02-28 1970-02-05 Expired FR2032486B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691910360 DE1910360C (de) 1969-02-28 Mitnehmer für Bohrstangen

Publications (2)

Publication Number Publication Date
FR2032486A1 FR2032486A1 (enrdf_load_stackoverflow) 1970-11-27
FR2032486B1 true FR2032486B1 (enrdf_load_stackoverflow) 1973-07-13

Family

ID=5726746

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707004096A Expired FR2032486B1 (enrdf_load_stackoverflow) 1969-02-28 1970-02-05

Country Status (3)

Country Link
US (1) US3599445A (enrdf_load_stackoverflow)
FR (1) FR2032486B1 (enrdf_load_stackoverflow)
GB (1) GB1229766A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5246656A (en) * 1992-07-20 1993-09-21 Progressive Dynamics, Inc. Method for forming air flow control orifice in an inflated blanket

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859939A (en) * 1957-03-06 1958-11-11 Reserve Mining Co Rotary drive bushing
US3128614A (en) * 1961-10-27 1964-04-14 Grant Oil Tool Company Drilling head

Also Published As

Publication number Publication date
DE1910360B2 (de) 1971-03-11
DE1910360A1 (de) 1970-12-03
GB1229766A (enrdf_load_stackoverflow) 1971-04-28
US3599445A (en) 1971-08-17
FR2032486A1 (enrdf_load_stackoverflow) 1970-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse