NL7401579A - - Google Patents

Info

Publication number
NL7401579A
NL7401579A NL7401579A NL7401579A NL7401579A NL 7401579 A NL7401579 A NL 7401579A NL 7401579 A NL7401579 A NL 7401579A NL 7401579 A NL7401579 A NL 7401579A NL 7401579 A NL7401579 A NL 7401579A
Authority
NL
Netherlands
Application number
NL7401579A
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 filed Critical
Publication of NL7401579A publication Critical patent/NL7401579A/xx

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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/06—Work chambers for underwater operations, e.g. temporarily connected to well heads
    • 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
    • B63C11/34—Diving chambers with mechanical link, e.g. cable, to a base
    • B63C11/36—Diving chambers with mechanical link, e.g. cable, to a base of closed type
    • B63C11/40—Diving chambers with mechanical link, e.g. cable, to a base of closed type adapted to specific work
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
    • E21B33/037—Protective housings therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Seal Device For Vehicle (AREA)
  • Catching Or Destruction (AREA)
  • Packages (AREA)
  • Earth Drilling (AREA)
  • Underground Or Underwater Handling Of Building Materials (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
NL7401579A 1973-02-05 1974-02-05 NL7401579A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3666772A GB1461251A (en) 1973-02-05 1973-02-05 Method of working under water and apparatus therefor

Publications (1)

Publication Number Publication Date
NL7401579A true NL7401579A (xx) 1974-08-07

Family

ID=10390185

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7401579A NL7401579A (xx) 1973-02-05 1974-02-05

Country Status (4)

Country Link
FR (1) FR2216168B1 (xx)
GB (1) GB1461251A (xx)
NL (1) NL7401579A (xx)
NO (6) NO149539C (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO159071C (no) * 1986-05-06 1988-11-30 Norske Stats Oljeselskap En-atmosfaerisk kammer.
CN110206553A (zh) * 2019-07-08 2019-09-06 厦门厦工中铁重型机械有限公司 一种盾构机盾体结构
CN111219169B (zh) * 2020-01-07 2021-10-29 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） 一种水下可维干式工作舱
CN113529666B (zh) * 2021-06-29 2022-06-28 中国船舶科学研究中心 一种水下不规则面的密封装置及密封方法
CN116337369B (zh) * 2023-05-23 2023-12-08 以梦为马(沈阳)科技有限公司 一种水下机器人水密舱的漏水检测装置

Also Published As

Publication number Publication date
NO772028L (xx) 1974-08-06
NO149539C (no) 1984-05-09
FR2216168A1 (xx) 1974-08-30
NO150232C (no) 1984-09-12
GB1461251A (en) 1977-01-13
FR2216168B1 (xx) 1978-06-30
NO772029L (xx) 1974-08-06
NO142953C (no) 1980-11-19
NO772027L (xx) 1974-08-06
NO793802L (no) 1974-08-06
NO149539B (no) 1984-01-30
NO150232B (no) 1984-06-04
NO740359L (no) 1974-08-06
NO142953B (no) 1980-08-11
NO793801L (no) 1974-08-06

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Legal Events

Date Code Title Description
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: INTERTEK SUBSEA SYSTEMS LIMITED

BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BN A decision not to publish the application has become irrevocable