FI87910B - Isavledare - Google Patents

Isavledare Download PDF

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Publication number
FI87910B
FI87910B FI861317A FI861317A FI87910B FI 87910 B FI87910 B FI 87910B FI 861317 A FI861317 A FI 861317A FI 861317 A FI861317 A FI 861317A FI 87910 B FI87910 B FI 87910B
Authority
FI
Finland
Prior art keywords
protective device
pontoons
foundation
ice
plow
Prior art date
Application number
FI861317A
Other languages
English (en)
Finnish (fi)
Other versions
FI87910C (sv
FI861317A (fi
FI861317A0 (fi
Inventor
Arve Marthinsen
Original Assignee
Aker Eng As
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 Aker Eng As filed Critical Aker Eng As
Publication of FI861317A0 publication Critical patent/FI861317A0/fi
Publication of FI861317A publication Critical patent/FI861317A/fi
Application granted granted Critical
Publication of FI87910B publication Critical patent/FI87910B/fi
Publication of FI87910C publication Critical patent/FI87910C/sv

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 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/10—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
    • B63B1/107—Semi-submersibles; Small waterline area multiple hull vessels and the like, e.g. SWATH
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
  • Bridges Or Land Bridges (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Claims (9)

1. Anordning vid en halvt nedsänkbar oljeborr-ningsplattform omfattande tvS pontoner (1), pelare (2) som 5 sträcker sig upp frSn pontonerna och uppbär en dSckskon-struktion (3), och eventuella stag (4), vilka löper tvSrt i förhällande till pontonerna ätminstone mellan nägra pelare, varvid mellan pontonerna (1) Sr anordnad en huvud-sakligen plogformad skyddsanordning (8) för bortledning av 10 drivande föremäl, kSnnetecknad dSrav, att skyddsanordningen (8) Sr fjSdrande och svSngbart lagrad mellan pontonerna (1) vid Stminstone deras ena Snde.
2. Anordning enligt patentkravet 1, kSnnetecknad dSrav, att skyddsanordningen (8) hälles 15 stort sett i vägrät stSllning medelst ett stag (9) som Sr anordnat mellan skyddsanordningen (8) och dSckskonstruk-tionen (3) och företrSdesvis Sr ledförbunden till dessa (10,11).
3. Anordning enligt patentkravet 1 eller 2, varvid 20 skyddsanordningen ( 6) Sr ansluten till vardera pontons (1) existerande bSrkonstruktion (12) genom ett fundament (6), : kSnnetecknad dSrav, att fundamentet (6) Sr -**·: fSst vSgrStt förskjutbart vid skenor (13) belSgna pS pon- • tonerna (1) samt anslutet till stötdSmpare (15). ____: 25
4. Anordning enligt patentkravet 2 och 3, k S n- ..-. netecknad dSrav, att staget (9) Sr teleskopiskt och omfattar ett anslag (17), vilket begrSnsar dess maxi-milSngd.
5. Anordning enligt patentkravet 3 eller 4, k S n- • 30 netecknad dSrav, att skyddsanordningen (8) Sr *.· vertikalt förskjutbar ρά fundamentet (6).
6. Anordning enligt nägot av föregäende patent- ____ krav, kSnnetecknad dSrav, att skyddsanordningen (6) Sr utförd huvudsakligen som ett fackverk.
7. Anordning enligt patentkravet 6, k ä n n e - 9 87910 t e c k n a d därav, att fackverket är tredimensionellt, varvid dess framkant är högre än dess bakkant.
8. Anordning enligt nägot av föregäende patent-krav, kännetecknad därav, att skyddsanordnin- 5 gen (8) är anordnad huvudsakligen i höjd med plattformens tvärstag (4).
9. Anordning enligt nägot av föregäende patent-krav, kännetecknad därav, att den plogformade skyddsanordningen är elastiskt fjädrande till sin struktur 10 och har en toppvinkel som är mindre än 120°. ψ m • < · • « · ( f · » « · • · · ♦ • p * * m · • · · 9 *«
FI861317A 1985-03-27 1986-03-26 Isavledare FI87910C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO851245 1985-03-27
NO851245A NO158665C (no) 1985-03-27 1985-03-27 Isavleder.

Publications (4)

Publication Number Publication Date
FI861317A0 FI861317A0 (fi) 1986-03-26
FI861317A FI861317A (fi) 1986-09-28
FI87910B true FI87910B (fi) 1992-11-30
FI87910C FI87910C (sv) 1993-03-10

Family

ID=19888208

Family Applications (1)

Application Number Title Priority Date Filing Date
FI861317A FI87910C (sv) 1985-03-27 1986-03-26 Isavledare

Country Status (7)

Country Link
US (1) US4738566A (sv)
JP (1) JPS61226391A (sv)
CA (1) CA1277185C (sv)
FI (1) FI87910C (sv)
GB (1) GB2173156B (sv)
NO (1) NO158665C (sv)
SE (1) SE8601228L (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVI20070155A1 (it) * 2007-05-29 2008-11-30 Giorgio Besenzoni Gruppo di azionamento di elementi parabordi atti a proteggere un'imbarcazione durante il movimento e/o l'ormeggio
US9011044B2 (en) * 2009-05-11 2015-04-21 American Global Maritime, Inc. Drilling rig ice protector apparatus and methods
RU2451621C2 (ru) * 2009-12-15 2012-05-27 Александр Семенович Сердечный Самоходная плавающая платформа для бурения и эксплуатации морских скважин в водных пространствах морей и океанов и в арктических условиях
US9862468B2 (en) * 2014-10-10 2018-01-09 Technip France Floating platform with an articulating keel skirt
US20160200406A1 (en) 2015-01-08 2016-07-14 David Schaefer Pontoon shields
EP3980643B1 (en) * 2019-06-04 2024-09-18 Vestas Wind Systems A/S Ice shield for tower mounted equipment

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US876170A (en) * 1907-09-13 1908-01-07 Charles E Grant Floating pier.
US1077508A (en) * 1913-05-22 1913-11-04 George M D Bell Drift-wheel for piers and bridges.
US2517978A (en) * 1948-06-01 1950-08-08 Millard-Collier Ice breaking attachment for vessels
GB739309A (en) * 1953-09-22 1955-10-26 Arthur Lempriere Lancey Baker Improvements in and relating to jetties, wharves and like berthing places for vessels
US2842939A (en) * 1953-10-14 1958-07-15 Neyrpic Ets Shock absorber for docking of ships
US3005435A (en) * 1960-06-24 1961-10-24 Charles D Roach Fendering device for ships
US3173270A (en) * 1961-10-19 1965-03-16 Blancato Virgil Pier fenders
US3552131A (en) * 1968-06-24 1971-01-05 Texaco Inc Offshore installation
US3602151A (en) * 1968-11-20 1971-08-31 Grant W Walker Energy dissipating construction for trains
US3564858A (en) * 1969-04-01 1971-02-23 Texaco Inc Boat landing for offshore structure
US3585958A (en) * 1969-05-05 1971-06-22 North American Rockwell Buffer system for ships
US3572273A (en) * 1969-08-06 1971-03-23 Southwest Res Inst Apparatus for breaking a layer of ice on a body of water by repetitive combustive explosions
US3929083A (en) * 1972-10-10 1975-12-30 Global Marine Inc Apparatus for clearing a path through ice
US4046361A (en) * 1975-07-28 1977-09-06 Mechanisms, Inc. Impact energy absorption device
US4069783A (en) * 1976-11-11 1978-01-24 Sun Oil Company Limited Method of and apparatus for disaggregating particulate matter
US4295758A (en) * 1978-02-10 1981-10-20 Mitsui Engineering And Shipbuilding Co., Ltd. Working platform for oil drilling operations in ice covered sea areas
US4352596A (en) * 1979-10-29 1982-10-05 Sedco, Inc. Stab system for equipment removal
JPS5699890A (en) * 1980-01-11 1981-08-11 Mitsubishi Heavy Ind Ltd Ice resisting type semisubmerged off shore structure
SU1015041A1 (ru) * 1981-03-18 1983-04-30 Государственный Проектный Институт "Днепрпроектстальконструкция" Морска бурова платформа
JPS5820327A (ja) * 1981-07-28 1983-02-05 Kawasaki Steel Corp 巻取機の速度制御方法
FR2514451A1 (fr) * 1981-10-13 1983-04-15 Precontrainte Structures Ste F Dispositif de defense d'une structure, notamment off shore contre les impacts d'objets de grandes dimensions, notamment de bateaux
US4497593A (en) * 1982-10-13 1985-02-05 The B. F. Goodrich Company Floating structures
NO831427L (no) * 1982-10-22 1984-04-24 Mitsui Shipbuilding Eng Offshore oljeboringskonstruksjon.
GB8307553D0 (en) * 1983-03-18 1983-04-27 Oleo Int Holdings Ltd Movable stops for railway vehicles
US4662790A (en) * 1983-10-27 1987-05-05 Morrison-Knudsen Company, Inc. Arrestor for large drifting objects
US4568220A (en) * 1984-03-07 1986-02-04 Hickey John J Capping and/or controlling undersea oil or gas well blowout

Also Published As

Publication number Publication date
NO158665B (no) 1988-07-11
FI87910C (sv) 1993-03-10
US4738566A (en) 1988-04-19
FI861317A (fi) 1986-09-28
GB8606725D0 (en) 1986-04-23
GB2173156A (en) 1986-10-08
CA1277185C (en) 1990-12-04
SE8601228D0 (sv) 1986-03-17
GB2173156B (en) 1988-08-10
JPS61226391A (ja) 1986-10-08
NO851245L (no) 1986-09-29
FI861317A0 (fi) 1986-03-26
JPH0472756B2 (sv) 1992-11-19
NO158665C (no) 1988-10-19
SE8601228L (sv) 1986-09-28

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: AKER ENGINEERING A/S