FR2073620A5 - - Google Patents

Info

Publication number
FR2073620A5
FR2073620A5 FR7044719A FR7044719A FR2073620A5 FR 2073620 A5 FR2073620 A5 FR 2073620A5 FR 7044719 A FR7044719 A FR 7044719A FR 7044719 A FR7044719 A FR 7044719A FR 2073620 A5 FR2073620 A5 FR 2073620A5
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
FR7044719A
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.)
Holman Brothers Ltd
Original Assignee
Holman Brothers Ltd
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 Holman Brothers Ltd filed Critical Holman Brothers Ltd
Application granted granted Critical
Publication of FR2073620A5 publication Critical patent/FR2073620A5/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/12—Underwater drilling
    • E21B7/124—Underwater drilling with underwater tool drive prime mover, e.g. portable drilling rigs for use on underwater floors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/52—Tools specially adapted for working underwater, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FR7044719A 1969-12-12 1970-12-11 Expired FR2073620A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6077969A GB1275449A (en) 1969-12-12 1969-12-12 Improvements relating to submarine operation of pneumatic tools

Publications (1)

Publication Number Publication Date
FR2073620A5 true FR2073620A5 (fr) 1971-10-01

Family

ID=10486073

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7044719A Expired FR2073620A5 (fr) 1969-12-12 1970-12-11

Country Status (2)

Country Link
FR (1) FR2073620A5 (fr)
GB (1) GB1275449A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0164519A1 (fr) * 1984-05-03 1985-12-18 ZF-HERION-Systemtechnik GmbH Outil sous-marin comprenant un système de vidange

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109094760B (zh) * 2018-08-01 2020-06-09 中国水产科学研究院南海水产研究所 一种可调节高度的气囊式水下自动监测系统
CN113415397B (zh) * 2021-08-02 2022-04-15 东北石油大学 一种轻型旋转卸流干式舱

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0164519A1 (fr) * 1984-05-03 1985-12-18 ZF-HERION-Systemtechnik GmbH Outil sous-marin comprenant un système de vidange

Also Published As

Publication number Publication date
GB1275449A (en) 1972-05-24

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Legal Events

Date Code Title Description
ST Notification of lapse