FR2234184B1 - - Google Patents

Info

Publication number
FR2234184B1
FR2234184B1 FR7421529A FR7421529A FR2234184B1 FR 2234184 B1 FR2234184 B1 FR 2234184B1 FR 7421529 A FR7421529 A FR 7421529A FR 7421529 A FR7421529 A FR 7421529A FR 2234184 B1 FR2234184 B1 FR 2234184B1
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
FR7421529A
Other versions
FR2234184A1 (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.)
MORGANSEN ANDERSEN
Original Assignee
MORGANSEN ANDERSEN
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 MORGANSEN ANDERSEN filed Critical MORGANSEN ANDERSEN
Publication of FR2234184A1 publication Critical patent/FR2234184A1/fr
Application granted granted Critical
Publication of FR2234184B1 publication Critical patent/FR2234184B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
    • B63C7/16—Apparatus engaging vessels or objects

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Water Treatment By Sorption (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Arc Welding In General (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
FR7421529A 1973-06-20 1974-06-20 Expired FR2234184B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US371875A US3871315A (en) 1973-06-20 1973-06-20 Device for salvaging metal objects and salvaging method

Publications (2)

Publication Number Publication Date
FR2234184A1 FR2234184A1 (fr) 1975-01-17
FR2234184B1 true FR2234184B1 (fr) 1978-01-13

Family

ID=23465762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7421529A Expired FR2234184B1 (fr) 1973-06-20 1974-06-20

Country Status (6)

Country Link
US (1) US3871315A (fr)
JP (1) JPS5744516B2 (fr)
DE (1) DE2429384A1 (fr)
FR (1) FR2234184B1 (fr)
GB (1) GB1446959A (fr)
NO (1) NO137144C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4062485A (en) * 1977-01-06 1977-12-13 Andersen Leonard M Exothermic welding device
US4552298A (en) * 1983-04-29 1985-11-12 The United States Of America As Represented By The Secretary Of The Navy Apparatus for attaching an underwater explosive pad eye
FI77589C (fi) * 1985-01-09 1989-04-10 Gss General Sea Safety Ltd Oy Undervattensfoergripningsfoerfarande och -medel.
GB2480869B (en) 2010-06-04 2017-01-11 Bisn Tec Ltd Method and apparatus for use in well abandonment
GB201223055D0 (en) 2012-12-20 2013-02-06 Carragher Paul Method and apparatus for use in well abandonment
GB201406071D0 (en) 2014-04-04 2014-05-21 Bisn Tec Ltd Well Casing / Tubing Disposal
GB201414565D0 (en) 2014-08-15 2014-10-01 Bisn Oil Tools Ltd Methods and apparatus for use in oil and gas well completion
GB2551693B (en) 2016-05-24 2021-09-15 Bisn Tec Ltd Down-hole chemical heater and methods of operating such
GB2562208B (en) 2017-04-04 2021-04-07 Bisn Tec Ltd Improvements relating to thermally deformable annular packers
GB2568519B (en) 2017-11-17 2022-09-28 Bisn Tec Ltd An expandable eutectic alloy based downhole tool and methods of deploying such
CN109367734B (zh) * 2018-08-28 2020-10-23 潘阿海 一种用于井中尸体打捞的保护式打捞装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1168061A (en) * 1915-09-08 1916-01-11 Goldschmidt Thermit Company Method of producing aluminothermic mixtures.
US2154654A (en) * 1938-02-02 1939-04-18 Armentrout Apparatus for recovering objects from wells
US2253364A (en) * 1940-07-27 1941-08-19 Metal & Thermit Corp Ignition of thermit mixtures
US2374134A (en) * 1943-09-22 1945-04-17 Lance D Richard Grapple to raise sunken ships or the like
DE857756C (de) * 1950-05-09 1952-12-01 Ludwig Nitterl Geraet zum Schweissen und Brennen unter Wasser, insbesondere Unterwasserrettungsgeraet
US2717204A (en) * 1952-05-02 1955-09-06 Du Pont Blasting initiator composition
US2789004A (en) * 1954-03-17 1957-04-16 Henry C Foster Metal fishing tool
US3243218A (en) * 1964-04-24 1966-03-29 Thelma E Jennings Magnetic junk retrieving tool
US3421570A (en) * 1967-02-20 1969-01-14 Elektro Thermit Gmbh Aluminothermic welding process
US3711019A (en) * 1970-02-05 1973-01-16 R Ralph Welding and brazing devices

Also Published As

Publication number Publication date
GB1446959A (en) 1976-08-18
NO137144B (no) 1977-10-03
DE2429384A1 (de) 1975-01-23
JPS5744516B2 (fr) 1982-09-21
NO742215L (fr) 1975-01-13
NO137144C (no) 1978-01-11
JPS5031600A (fr) 1975-03-28
FR2234184A1 (fr) 1975-01-17
US3871315A (en) 1975-03-18

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Legal Events

Date Code Title Description
ST Notification of lapse