CA951185A - Emergency buoyancy system - Google Patents

Emergency buoyancy system

Info

Publication number
CA951185A
CA951185A CA151,337,A CA151337A CA951185A CA 951185 A CA951185 A CA 951185A CA 151337 A CA151337 A CA 151337A CA 951185 A CA951185 A CA 951185A
Authority
CA
Canada
Prior art keywords
buoyancy system
emergency buoyancy
emergency
buoyancy
Prior art date
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
CA151,337,A
Other versions
CA151337S (en
Inventor
Arthur E. Patterson (Jr.)
Edward J. Barakauskas
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA951185A publication Critical patent/CA951185A/en
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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/01—Risers
    • E21B17/012—Risers with buoyancy elements
    • 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)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ocean & Marine Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
CA151,337,A 1971-10-14 1972-09-11 Emergency buoyancy system Expired CA951185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00189383A US3799092A (en) 1971-10-14 1971-10-14 Emergency buoyancy system

Publications (1)

Publication Number Publication Date
CA951185A true CA951185A (en) 1974-07-16

Family

ID=22697103

Family Applications (1)

Application Number Title Priority Date Filing Date
CA151,337,A Expired CA951185A (en) 1971-10-14 1972-09-11 Emergency buoyancy system

Country Status (6)

Country Link
US (1) US3799092A (en)
JP (1) JPS526241B2 (en)
CA (1) CA951185A (en)
FR (1) FR2162851A5 (en)
GB (1) GB1354197A (en)
NL (1) NL7213212A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992889A (en) * 1975-06-09 1976-11-23 Regan Offshore International, Inc. Flotation means for subsea well riser

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3210785A (en) * 1964-06-05 1965-10-12 Wade W Ward Fishing rod retriever
US3566426A (en) * 1968-04-30 1971-03-02 Proteus Inc Flotation system

Also Published As

Publication number Publication date
GB1354197A (en) 1974-06-05
FR2162851A5 (en) 1973-07-20
JPS4846501A (en) 1973-07-03
US3799092A (en) 1974-03-26
JPS526241B2 (en) 1977-02-21
NL7213212A (en) 1973-04-17

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