GB1490877A - Ice cutting apparatus for vessels operating in ice covered waters - Google Patents

Ice cutting apparatus for vessels operating in ice covered waters

Info

Publication number
GB1490877A
GB1490877A GB14112/75A GB1411275A GB1490877A GB 1490877 A GB1490877 A GB 1490877A GB 14112/75 A GB14112/75 A GB 14112/75A GB 1411275 A GB1411275 A GB 1411275A GB 1490877 A GB1490877 A GB 1490877A
Authority
GB
United Kingdom
Prior art keywords
ice
cutting apparatus
cutter arms
vessels operating
cutter
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
GB14112/75A
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.)
Sea Log Corp
Original Assignee
Sea Log 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 Sea Log Corp filed Critical Sea Log Corp
Publication of GB1490877A publication Critical patent/GB1490877A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/0017—Means for protecting offshore constructions
    • E02B17/0021—Means for protecting offshore constructions against ice-loads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/08—Ice-breakers or other vessels or floating structures for operation in ice-infested waters; Ice-breakers, or other vessels or floating structures having equipment specially adapted therefor
    • B63B35/12—Ice-breakers or other vessels or floating structures for operation in ice-infested waters; Ice-breakers, or other vessels or floating structures having equipment specially adapted therefor having ice-cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B35/4413—Floating drilling platforms, e.g. carrying water-oil separating devices
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/02—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
    • E02B17/027—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto steel structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2211/00—Applications
    • B63B2211/06—Operation in ice-infested waters
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0056—Platforms with supporting legs
    • E02B2017/0073—Details of sea bottom engaging footing
    • E02B2017/0086—Large footings connecting several legs or serving as a reservoir for the storage of oil or gas

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Architecture (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Earth Drilling (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

1490877 Ice cutters SEA-LOG CORP 7 April 1975 [8 April 1974] 14112/75 Heading E1H An ice cutter fitted to a column 20 supporting marine platform 14 comprises a vertical shaft 24 rotatably supported by the column and a plurality of radial cutter arms 26 projecting from the shaft. The cutter arms terminate at their outer ends in cutting edges and at least some of the cutter arms have a top surface 48 inclined at an angle to the horizontal plane of movement of the cutter arms.
GB14112/75A 1974-04-08 1975-04-07 Ice cutting apparatus for vessels operating in ice covered waters Expired GB1490877A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US459028A US3921560A (en) 1974-04-08 1974-04-08 Ice cutting apparatus for vessels operating in ice covered waters

Publications (1)

Publication Number Publication Date
GB1490877A true GB1490877A (en) 1977-11-02

Family

ID=23823097

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14112/75A Expired GB1490877A (en) 1974-04-08 1975-04-07 Ice cutting apparatus for vessels operating in ice covered waters

Country Status (9)

Country Link
US (1) US3921560A (en)
JP (1) JPS50141103A (en)
CA (1) CA1021581A (en)
DE (1) DE2514974A1 (en)
DK (1) DK148375A (en)
GB (1) GB1490877A (en)
NO (1) NO141982C (en)
SE (2) SE7503957L (en)
SU (1) SU942582A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5364901A (en) * 1976-11-24 1978-06-09 Mitsui Shipbuilding Eng Ice crusher for structure used in icy waters
US4102288A (en) * 1977-02-28 1978-07-25 Sun Oil Company Limited Operations vessel for ice covered seas
JPS5486188A (en) * 1977-12-19 1979-07-09 Exxon Production Research Co Ice breaking device
RU2533376C1 (en) * 2013-07-10 2014-11-20 Федеральное государственное унитарное предприятие "Крыловский государственный научный центр" Self-moving drilling ship for operation in arctic conditions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148917A (en) * 1961-05-10 1964-09-15 Western Gear Corp Ice grader having vertical rotary cutters
US3521592A (en) * 1968-05-13 1970-07-21 Michael W Rosner Ice channel cutter
US3630037A (en) * 1970-07-15 1971-12-28 Amoco Prod Co Arctic piles
US3717115A (en) * 1971-02-08 1973-02-20 J Abendroth Ice-channel cutting attachment for ships
US3768428A (en) * 1971-11-24 1973-10-30 Air Logistics Corp Sweep ice cutter
US3759046A (en) * 1972-03-23 1973-09-18 Global Marine Inc Movement of marine structures in saline ice

Also Published As

Publication number Publication date
CA1021581A (en) 1977-11-29
NO141982C (en) 1980-06-11
DK148375A (en) 1975-10-09
DE2514974A1 (en) 1976-02-26
NO751192L (en) 1975-10-09
JPS50141103A (en) 1975-11-13
SE8106168L (en) 1981-10-19
US3921560A (en) 1975-11-25
SE7503957L (en) 1975-10-09
SU942582A3 (en) 1982-07-07
NO141982B (en) 1980-03-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee