BRPI0921272A2 - flotation device, and method for raising an item from the seabed - Google Patents

flotation device, and method for raising an item from the seabed

Info

Publication number
BRPI0921272A2
BRPI0921272A2 BRPI0921272A BRPI0921272A BRPI0921272A2 BR PI0921272 A2 BRPI0921272 A2 BR PI0921272A2 BR PI0921272 A BRPI0921272 A BR PI0921272A BR PI0921272 A BRPI0921272 A BR PI0921272A BR PI0921272 A2 BRPI0921272 A2 BR PI0921272A2
Authority
BR
Brazil
Prior art keywords
seabed
raising
item
flotation device
flotation
Prior art date
Application number
BRPI0921272A
Other languages
Portuguese (pt)
Inventor
Philip Pritchard
Original Assignee
Deep Sea Recovey 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 Deep Sea Recovey Ltd filed Critical Deep Sea Recovey Ltd
Publication of BRPI0921272A2 publication Critical patent/BRPI0921272A2/en
Publication of BRPI0921272B1 publication Critical patent/BRPI0921272B1/en

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
    • B63C7/06—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects in which lifting action is generated in or adjacent to vessels or objects
    • B63C7/10—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects in which lifting action is generated in or adjacent to vessels or objects using inflatable floats external to vessels or objects

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
BRPI0921272-8A 2008-11-06 2009-11-04 flotation device BRPI0921272B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0820333.3A GB2465170C (en) 2008-11-06 2008-11-06 A floatation device with a buoyancy chamber and cryogen reservoir
PCT/GB2009/051481 WO2010052493A1 (en) 2008-11-06 2009-11-04 Improvements in or relating to floatation devices

Publications (2)

Publication Number Publication Date
BRPI0921272A2 true BRPI0921272A2 (en) 2016-02-23
BRPI0921272B1 BRPI0921272B1 (en) 2019-10-29

Family

ID=40139501

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0921272-8A BRPI0921272B1 (en) 2008-11-06 2009-11-04 flotation device

Country Status (7)

Country Link
EP (1) EP2358585B1 (en)
CN (1) CN102271994B (en)
BR (1) BRPI0921272B1 (en)
DK (1) DK2358585T3 (en)
GB (1) GB2465170C (en)
MX (1) MX2011004661A (en)
WO (1) WO2010052493A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9797525B2 (en) 2014-05-29 2017-10-24 Ecosse Subsea Systems, Ltd. Method of governing the elevation, attitude and structural integrity of a pressure-containing vessel in a body of liquid
CN104908905A (en) * 2015-06-20 2015-09-16 广东安元矿业勘察设计有限公司 Simple method for underwatersalvage
CN113996245B (en) * 2021-11-17 2025-07-01 天津商业大学 A method for preparing supercritical fluid using deep sea pressure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507093A (en) * 1983-05-31 1985-03-26 Norvell James H Buoy device for automatic raising of submerged objects
CN1012352B (en) * 1985-12-26 1991-04-17 哈尔滨船舶工程学院 Fast cooling system of burning gas
AU765053B2 (en) * 1998-11-16 2003-09-04 Controlled Variable Buoyancy Systems Limited A buoyancy device
FR2821054B1 (en) * 2001-02-20 2003-07-25 Alain Denes SINK AND LIKE BOAT refloating system
GB0105830D0 (en) * 2001-03-09 2001-04-25 Controlled Variable Buoyancy S A bouancy device
US6772705B2 (en) * 2001-09-28 2004-08-10 Kenneth J. Leonard Variable buoyancy apparatus for controlling the movement of an object in water
CN2546327Y (en) * 2002-05-27 2003-04-23 杨庆勇 Fast salvaging apparatus for sunken vessels
NL1022235C2 (en) * 2002-12-20 2004-06-22 Jeroen Vincent Van Mil Driving device and method for manufacturing thereof.
GB0604719D0 (en) * 2006-03-09 2006-04-19 Pritchard Philip A A floatation device
US7500439B2 (en) * 2006-06-15 2009-03-10 Ythan Environmental Services Ltd. Method and apparatus

Also Published As

Publication number Publication date
GB0820333D0 (en) 2008-12-17
WO2010052493A1 (en) 2010-05-14
DK2358585T3 (en) 2017-01-02
CN102271994B (en) 2014-07-30
EP2358585A1 (en) 2011-08-24
EP2358585B1 (en) 2016-09-07
MX2011004661A (en) 2011-09-21
GB2465170B (en) 2012-08-29
CN102271994A (en) 2011-12-07
GB2465170A (en) 2010-05-12
BRPI0921272B1 (en) 2019-10-29
GB2465170C (en) 2017-04-26

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/11/2009, OBSERVADAS AS CONDICOES LEGAIS. (CO) 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/11/2009, OBSERVADAS AS CONDICOES LEGAIS