EP1301390A1 - Mechanism for hinged mounting of cargo ship hatch cover - Google Patents

Mechanism for hinged mounting of cargo ship hatch cover

Info

Publication number
EP1301390A1
EP1301390A1 EP01940606A EP01940606A EP1301390A1 EP 1301390 A1 EP1301390 A1 EP 1301390A1 EP 01940606 A EP01940606 A EP 01940606A EP 01940606 A EP01940606 A EP 01940606A EP 1301390 A1 EP1301390 A1 EP 1301390A1
Authority
EP
European Patent Office
Prior art keywords
hatch cover
support brackets
hull structure
cargo
support
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.)
Granted
Application number
EP01940606A
Other languages
German (de)
French (fr)
Other versions
EP1301390B1 (en
Inventor
Kalevi Ahokas
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.)
MacGregor Fin Oy
Original Assignee
MacGregor Fin Oy
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 MacGregor Fin Oy filed Critical MacGregor Fin Oy
Publication of EP1301390A1 publication Critical patent/EP1301390A1/en
Application granted granted Critical
Publication of EP1301390B1 publication Critical patent/EP1301390B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B19/00Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
    • B63B19/12Hatches; Hatchways
    • B63B19/14Hatch covers
    • B63B19/19Hatch covers foldable
    • B63B19/197Hatch covers foldable actuated by fluid pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B25/00Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
    • B63B25/18Detachable decks

Definitions

  • the present invention relates to a mechanism for hinged mounting of a cargo ship hatch cover to the ship's hull structure, the mechanism comprising, in addition to the pivotal mechanism connecting the hatch cover to the hull structure, at least one actuator adapted between the hatch cover and the hull structure, such as a hydraulic cylinder by means of which the hatch cover is rotatable from a substantially vertical open position into a substantially horizontal closed position and vice versa, said closed position being secured by means of support brackets arranged to support the hatch cover from below.
  • the invention is particularly (but not exclusively) related to hinged mounting of the hatch cover of an intermediate cargo-carrying deck.
  • the intermediate deck is a hatch cover which is located below the weather deck in the payload cargo hold and adapted to carry the weight of cargo placed thereon.
  • the hatch covers of the intermediate cargo-carrying deck are either stowed (lifted off and on) by means of a lift or, alternatively, are cylinder-operated hatch cover panels generally adapted to rotate about one hinged edge.
  • Lift-operated hatch covers may be arranged to rest on support brackets settable at different heights in the cargo hold, thus allowing the hatch cover to be adjusted by its height position.
  • Such mechanism according to the invention is characterized in that the hinged connection of the hatch cover to the ship's hull structure is implemented using a mechanism that facilitates a limited movement of the hinged end of the hatch cover in the vertical direction so that the hatch cover can be adjusted to a desired height.
  • a preferred embodiment of the invention is characterized in that said mecha- nism comprises an articulated link arm having its one end hingedly connected to said hull structure and the other end to the hatch cover, respectively, and that the support brackets serving to support the hatch cover in its closed position are placed at least at two different height levels.
  • Another preferred embodiment of the invention is characterized in that at least the upper set of the support brackets is settable either into an operative position wherein they support the hatch cover and, respectively, into a home position wherein the upper support brackets facilitate the rotation of the hatch cover onto the lower set of the support brackets or away therefrom.
  • a still another preferred embodiment of the invention is characterized in that the operation of the upper set of the support brackets between their operative position and their home position is arranged to take place manually, hydraulically or other similar manner.
  • the invention offers fast and easy operation without the use of a lift. Furthermore, no usable cargo hold is reserved for the stowing of the hatch cover panels.
  • the mechanism is simple and reliable in use. Opening, closing, elevation into its top position and respective lowering of the hatch cover into its horizontal deployed position can be performed by means of a single actuator.
  • the mechanism according to the invention facilitates both opening and closing as well as elevating the cargo-carrying deck hatch cover into its top position and respectively lowering the same into different height positions within the confines of the cargo hold.
  • FIG. 1 shows a cargo ship and its hatch covers
  • FIG. 2 shows a hatch cover system equipped with a mechanism according to the invention in a position where the hatch cover of a cargo-carrying intermediate deck is in its operative position resting on the lowermost set of the support brackets and the weather deck hatch cover is deployed into its closed position;
  • FIG. 3 shows the same view as FIG. 2 but now with the weather deck hatch cover operated into its open position
  • FIG. 4 shows the same view as FIG. 3 but now with the intermediate deck hatch cover, too, operated into its open position;
  • FIG. 5 shows the same view as FIG. 4 but now with the upper set of the support brackets actuated operative and the intermediate deck hatch cover simultaneously beginning to rotate onto this upper set of the support brackets;
  • FIG. 6 shows the same view as FIG. 5 but now with the intermediate deck hatch cover already rotated onto this upper set of the support brackets, where it rests in its stowed position;
  • FIG. 7 shows the same view as FIG. 6 but now with the weather deck hatch cover already rotated into its closed position.
  • a cargo hold 1 above a cargo hold 1 is situated an intermediate cargo- carrying deck whose hatches 2 are shown in the diagram operated into both their open and closed positions.
  • the trajectory of the hatch cover panels of the cargo-carrying deck is denoted by hatched lines.
  • Above the hatch covers 2 of the cargo-carrying intermediate deck are placed the weather deck hatch covers 3 that respectively are shown in their open and closed positions.
  • Cargo such as sheet steel rolls 4 can be carried on top of the hatch covers 2 of the cargo- carrying deck.
  • FIG. 2 a more detailed diagram of the hinged mechanism according to the invention.
  • the mechanism comprises an actuator such as a hydraulic cylinder 6, which is at its one end pivotally connected to the hinged edge of the hatch cover 2 and, also pivotally, at its other end to the ship's hull structure 5.
  • an actuator such as a hydraulic cylinder 6, which is at its one end pivotally connected to the hinged edge of the hatch cover 2 and, also pivotally, at its other end to the ship's hull structure 5.
  • a link arm 7 having its one end pivotally connected to the hatch cover 2 and the other end to the hull structure 5.
  • the link arm 7 facilitates a vertical movement of the hinged edge of the hatch cover 2 within a given range.
  • the hatch cover 2 of the cargo-carrying deck is shown in its deployed operative position supported by the lower set 8 of the support brackets.
  • the hatch cover of the cargo-carrying deck is capable of receiving cargo 4 to be loaded thereon. Further above this hatch cover is located the hatch cover of the weather deck that also is placed into its closed position. As is obvious from the diagram, the entire volume of the actual cargo hold 1 is thus usable for the payload cargo.
  • the weather deck hatch cover 3 has been stowed aside by means of its own actuator not shown in the diagrams. Then, the cargo 4 can be unloaded from above the hatch covers 2 of the cargo- carrying intermediate deck.
  • the hydraulic cylinder 6 has been actuated to rotate the hatch cover 2 of the cargo-carrying deck into its vertical open position. In the situation shown in FIG.
  • the upper set 9 of the support brackets has been deployed, that is, the brackets are rotated or pulled, e.g., manually or hydraulically into their supporting position.
  • the upper set of the support brackets were not deployed in order to permit the passage of the hatch cover onto the lower set of the support brackets and off therefrom.
  • downward lowering of the cargo- carrying deck hatch cover 2 by rotation thereof causes the cover to meet first the support bracket 9 located closest to the hinged edge of the cover 2, whereby this bracket becomes the dynamic center of rotation.
  • the link arm 7 makes it possible for the hinged-edge side of the hatch cover 2 to rise upwards, whereupon the hatch cover can finally attain the position shown in FIG. 6.
  • the hatch cover 2 of the cargo-carrying deck remains resting on the upper set of brackets 9.
  • This position of the cargo-carrying deck hatch cover is its stowed position, wherein it steals the minimum volume from the payload space of the actual cargo hold, while no cargo is capable of being loaded thereon.
  • FIG. 7 also the weather deck hatch cover 3 is illustrated deployed into its closed position.
  • the actual rotational movements of the cargo-carrying deck hatch cover are actuated with the help of a hydraulic cylinder 6, while the changes in the height position of the hatch cover 2 are implemented by means of the link arm 7 and the support bracket sets 8, 9.
  • the mechanism described above makes it possible to both open/close of the cargo-carrying deck hatch cover 2 and to elevate/lower the same into different height positions in the cargo hold 1.
  • the function of the mechanism is based on a link mechanism based on two pivotal points.
  • the pair of support brackets located closest to the link mechanism at support bracket levels above the lowermost support bracket level act as a dynamic center of rotation for the hatch cover 2.
  • the support brackets 8, 9 are typically placed at the sides of the cargo hold.
  • bracket sets can be installed to provide, e.g., one deck level for cargo of a very low height, while simultaneously a cargo hold of a maximally high volume is made available below the cargo-carrying deck.

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Ship Loading And Unloading (AREA)
  • Jib Cranes (AREA)
  • Warehouses Or Storage Devices (AREA)

Abstract

The present invention relates to a mechanism for hinged mounting of a cargo ship hatch cover (2) to the ship's hull structure (5), the mechanism comprising, in addition to the pivotal mechanism connecting the hatch cover (2) to the hull structure (5), at least one actuator adapted between said hatch cover (2) and said hull structure, such as a hydraulic cylinder (6) by means of which the hatch cover (2) is rotatable from a substantially vertical open position into a substantially horizontal closed position and vice versa, the closed position being secured by means of support brackets (8) arranged to support the hatch over from below. The invention is implemented so that the hinged connection of the hatch cover (2) to the ship's hull structure (2) is based on a mechanism that facilitates a limited movement of the hinged end of the hatch cover (2) in the vertical direction so that the hatch cover can be adjusted to a desired height.

Description

Mechanism for hinged mounting of cargo ship hatch cover
The present invention relates to a mechanism for hinged mounting of a cargo ship hatch cover to the ship's hull structure, the mechanism comprising, in addition to the pivotal mechanism connecting the hatch cover to the hull structure, at least one actuator adapted between the hatch cover and the hull structure, such as a hydraulic cylinder by means of which the hatch cover is rotatable from a substantially vertical open position into a substantially horizontal closed position and vice versa, said closed position being secured by means of support brackets arranged to support the hatch cover from below.
The invention is particularly (but not exclusively) related to hinged mounting of the hatch cover of an intermediate cargo-carrying deck. In cargo ships, the intermediate deck is a hatch cover which is located below the weather deck in the payload cargo hold and adapted to carry the weight of cargo placed thereon. Conventionally, the hatch covers of the intermediate cargo-carrying deck are either stowed (lifted off and on) by means of a lift or, alternatively, are cylinder-operated hatch cover panels generally adapted to rotate about one hinged edge. Lift-operated hatch covers may be arranged to rest on support brackets settable at different heights in the cargo hold, thus allowing the hatch cover to be adjusted by its height position. During the time the lift-operated hatch cover panels of the intermediate cargo-carrying deck are not in use, they are stowed away onto the weather deck or into the cargo hold or they may even be removed from the ship. In contrast, a hinged hatch cover cannot be adjusted by its height position.
Moving intermediate cargo-carrying decks by a lift is time-consuming and clumsy. As cargo-carrying intermediate deck structures generally are large and heavy, the hoisting capacity of cranes used in harbors may be insufficient for handling the deck panels. Hinged structures are placed upright in their stowing position (that is, when they are not supporting overlying cargo), whereby they steal the valuable payload cargo hold. Furthermore, panels stowed in their storage position may become damaged when cargo is being handled.
It is an object of the present invention to provide a novel type of mechanism with greater flexibility and user-friendliness for a hinged hatch cover construction aboard a cargo ship. Such mechanism according to the invention is characterized in that the hinged connection of the hatch cover to the ship's hull structure is implemented using a mechanism that facilitates a limited movement of the hinged end of the hatch cover in the vertical direction so that the hatch cover can be adjusted to a desired height.
A preferred embodiment of the invention is characterized in that said mecha- nism comprises an articulated link arm having its one end hingedly connected to said hull structure and the other end to the hatch cover, respectively, and that the support brackets serving to support the hatch cover in its closed position are placed at least at two different height levels.
Another preferred embodiment of the invention is characterized in that at least the upper set of the support brackets is settable either into an operative position wherein they support the hatch cover and, respectively, into a home position wherein the upper support brackets facilitate the rotation of the hatch cover onto the lower set of the support brackets or away therefrom.
A still another preferred embodiment of the invention is characterized in that the operation of the upper set of the support brackets between their operative position and their home position is arranged to take place manually, hydraulically or other similar manner.
Among other benefits, the invention offers fast and easy operation without the use of a lift. Furthermore, no usable cargo hold is reserved for the stowing of the hatch cover panels. The mechanism is simple and reliable in use. Opening, closing, elevation into its top position and respective lowering of the hatch cover into its horizontal deployed position can be performed by means of a single actuator. The mechanism according to the invention facilitates both opening and closing as well as elevating the cargo-carrying deck hatch cover into its top position and respectively lowering the same into different height positions within the confines of the cargo hold.
In the following, the invention is examined in greater detail with reference to the appended drawings, in which:
FIG. 1 shows a cargo ship and its hatch covers;
FIG. 2 shows a hatch cover system equipped with a mechanism according to the invention in a position where the hatch cover of a cargo-carrying intermediate deck is in its operative position resting on the lowermost set of the support brackets and the weather deck hatch cover is deployed into its closed position;
FIG. 3 shows the same view as FIG. 2 but now with the weather deck hatch cover operated into its open position;
FIG. 4 shows the same view as FIG. 3 but now with the intermediate deck hatch cover, too, operated into its open position;
FIG. 5 shows the same view as FIG. 4 but now with the upper set of the support brackets actuated operative and the intermediate deck hatch cover simultaneously beginning to rotate onto this upper set of the support brackets;
FIG. 6 shows the same view as FIG. 5 but now with the intermediate deck hatch cover already rotated onto this upper set of the support brackets, where it rests in its stowed position; and
FIG. 7 shows the same view as FIG. 6 but now with the weather deck hatch cover already rotated into its closed position.
As shown in FIG. 1, above a cargo hold 1 is situated an intermediate cargo- carrying deck whose hatches 2 are shown in the diagram operated into both their open and closed positions. The trajectory of the hatch cover panels of the cargo-carrying deck is denoted by hatched lines. Above the hatch covers 2 of the cargo-carrying intermediate deck are placed the weather deck hatch covers 3 that respectively are shown in their open and closed positions. Cargo such as sheet steel rolls 4 can be carried on top of the hatch covers 2 of the cargo- carrying deck.
In FIG. 2 is shown a more detailed diagram of the hinged mechanism according to the invention. The mechanism comprises an actuator such as a hydraulic cylinder 6, which is at its one end pivotally connected to the hinged edge of the hatch cover 2 and, also pivotally, at its other end to the ship's hull structure 5. Between the hatch cover 2 and the hull structure 5 is also adapted a link arm 7 having its one end pivotally connected to the hatch cover 2 and the other end to the hull structure 5. By virtue of its two pivotal ends, the link arm 7 facilitates a vertical movement of the hinged edge of the hatch cover 2 within a given range. In the situation illustrated in FIG. 2, the hatch cover 2 of the cargo-carrying deck is shown in its deployed operative position supported by the lower set 8 of the support brackets. In this position, the hatch cover of the cargo-carrying deck is capable of receiving cargo 4 to be loaded thereon. Further above this hatch cover is located the hatch cover of the weather deck that also is placed into its closed position. As is obvious from the diagram, the entire volume of the actual cargo hold 1 is thus usable for the payload cargo. In the situation shown in FIG. 3, the weather deck hatch cover 3 has been stowed aside by means of its own actuator not shown in the diagrams. Then, the cargo 4 can be unloaded from above the hatch covers 2 of the cargo- carrying intermediate deck. In FIG. 4, the hydraulic cylinder 6 has been actuated to rotate the hatch cover 2 of the cargo-carrying deck into its vertical open position. In the situation shown in FIG. 5, the upper set 9 of the support brackets has been deployed, that is, the brackets are rotated or pulled, e.g., manually or hydraulically into their supporting position. In the situation shown in FIGS. 2 and 3, however, the upper set of the support brackets were not deployed in order to permit the passage of the hatch cover onto the lower set of the support brackets and off therefrom. With the upper set of the support brackets deployed into the operative position, downward lowering of the cargo- carrying deck hatch cover 2 by rotation thereof causes the cover to meet first the support bracket 9 located closest to the hinged edge of the cover 2, whereby this bracket becomes the dynamic center of rotation. Subsequently, the link arm 7 makes it possible for the hinged-edge side of the hatch cover 2 to rise upwards, whereupon the hatch cover can finally attain the position shown in FIG. 6. Herein the hatch cover 2 of the cargo-carrying deck remains resting on the upper set of brackets 9. This position of the cargo-carrying deck hatch cover is its stowed position, wherein it steals the minimum volume from the payload space of the actual cargo hold, while no cargo is capable of being loaded thereon. In FIG. 7 also the weather deck hatch cover 3 is illustrated deployed into its closed position.
The actual rotational movements of the cargo-carrying deck hatch cover are actuated with the help of a hydraulic cylinder 6, while the changes in the height position of the hatch cover 2 are implemented by means of the link arm 7 and the support bracket sets 8, 9. In this fashion, the mechanism described above makes it possible to both open/close of the cargo-carrying deck hatch cover 2 and to elevate/lower the same into different height positions in the cargo hold 1. In short, the function of the mechanism is based on a link mechanism based on two pivotal points. Complementarily, the pair of support brackets located closest to the link mechanism at support bracket levels above the lowermost support bracket level act as a dynamic center of rotation for the hatch cover 2. The support brackets 8, 9 are typically placed at the sides of the cargo hold.
To those skilled in the art it is obvious that the invention is not limited to the exemplifying embodiments described above, but rather, can be varied within the scope and spirit of the appended claims. Accordingly, if a greater number of deck height positions is required between the upper and lower levels recited above, a greater number of bracket sets can be installed to provide, e.g., one deck level for cargo of a very low height, while simultaneously a cargo hold of a maximally high volume is made available below the cargo-carrying deck.
It is obviously possible to implement equivalent hinged trajectories by means of more complicated link arm mechanisms using a greater number of pivotal points. Furthermore, guide rails and slide surfaces may be used to implement the geometric trajectories described above.

Claims

What is claimed is:
1. A mechanism for hinged mounting of a cargo ship hatch cover (2) to the ship's hull structure (5), the mechanism comprising, in addition to the pivotal mechanism connecting the hatch cover (2) to the hull structure (5), at least one actuator adapted between said hatch cover (2) and said hull structure, such as a hydraulic cylinder (6) by means of which the hatch cover (2) is rotatable from a substantially vertical open position into a substantially horizontal closed position and vice versa, said closed position being secured by means of support brackets (8) arranged to support the hatch cover from below, characterize in that said hinged connection of said hatch cover (2) to the ship's hull structure (5) is implemented using a mechanism that facilitates a limited movement of the hinged end of the hatch cover (2) in the vertical direction so that the hatch cover can be adjusted to a desired height.
2. A mechanism according to claim ^characterized in that said mechanism comprises an articulated link arm (7) having its one end hingedly connected to said hull structure (5) and the other end to the hatch cover (2), respectively, and that the support brackets (8, 9) serving to support the hatch cover (2) in its closed position are placed at least at two different height levels.
3. A mechanism according to claim 1 or 2, characterized in that at least the upper set (9) of the support brackets is settable into both an operative position wherein they support said hatch cover (2) and, respectively, a home position wherein the upper support brackets facilitate the rotation of the hatch cover onto the lower set (8) of the support brackets or away therefrom.
4. A mechanism according to claim 3, characterized in that the operation of the upper set (9) of the support brackets between their deployed position and their home position is arranged to take place manually, hydrauli- cally or other similar manner.
5. A mechanism according to any one of the foregoing claims 1-4, c h a r a c t e r i z e d in that the pair of support brackets (9) located closest to the link mechanism at levels above the lowermost level of support brackets act as a dynamic center of rotation for the hatch cover when the hatch cover is being lowered onto said upper level and off therefrom.
EP01940606A 2000-07-21 2001-06-07 Mechanism for hinged mounting of cargo ship hatch cover Expired - Lifetime EP1301390B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20001701A FI112053B (en) 2000-07-21 2000-07-21 Mechanism for hinging the cargo ship cargo hatch to the hull
FI20001701 2000-07-21
PCT/FI2001/000539 WO2002008052A1 (en) 2000-07-21 2001-06-07 Mechanism for hinged mounting of cargo ship hatch cover

Publications (2)

Publication Number Publication Date
EP1301390A1 true EP1301390A1 (en) 2003-04-16
EP1301390B1 EP1301390B1 (en) 2005-08-31

Family

ID=8558811

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01940606A Expired - Lifetime EP1301390B1 (en) 2000-07-21 2001-06-07 Mechanism for hinged mounting of cargo ship hatch cover

Country Status (9)

Country Link
EP (1) EP1301390B1 (en)
JP (1) JP2004504230A (en)
CN (1) CN1222439C (en)
AU (1) AU2001274129A1 (en)
BG (1) BG64770B1 (en)
DE (1) DE60113119T2 (en)
FI (1) FI112053B (en)
RO (1) RO120897B1 (en)
WO (1) WO2002008052A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101618754B (en) * 2009-08-17 2011-01-05 陈桂晖 Ship hatchcover opening device
CN103303436A (en) * 2012-03-09 2013-09-18 舟山永锦船舶配件制造有限公司 Process for installing hinges to large hatch cover
MX2016009377A (en) 2014-01-23 2017-02-08 Bechtel Hydrocarbon Technology Solutions Inc Method for conversion of a vessel for use as floating liquefied natural gas facility.
JP5913673B2 (en) * 2014-03-27 2016-04-27 株式会社光レジン工業 Multiple hatch box shelter
JP2015205604A (en) * 2014-04-21 2015-11-19 三井造船株式会社 Solar panel-mounted hatch cover
KR102030970B1 (en) * 2019-05-15 2019-10-10 사단법인 한국선급 Movable apparatus for reinforcing laydown area and moving method for moving the same
CN112623112A (en) * 2020-12-23 2021-04-09 大连中远海运重工有限公司 Heavy embedded hydraulic watertight small hatch cover system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE452733B (en) * 1984-05-08 1987-12-14 Kvaerner Ships Equipment Articulation mechanism for container aperture cover
SE468940B (en) * 1989-03-17 1993-04-19 Kvaerner Ships Equipment Device pertaining to hinge arrangement for a hatch or other like sealing member

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO0208052A1 *

Also Published As

Publication number Publication date
FI20001701A0 (en) 2000-07-21
BG107320A (en) 2003-06-30
EP1301390B1 (en) 2005-08-31
JP2004504230A (en) 2004-02-12
CN1443130A (en) 2003-09-17
RO120897B1 (en) 2006-09-29
FI112053B (en) 2003-10-31
DE60113119D1 (en) 2005-10-06
DE60113119T2 (en) 2006-06-08
WO2002008052A1 (en) 2002-01-31
BG64770B1 (en) 2006-03-31
FI20001701A (en) 2002-01-22
AU2001274129A1 (en) 2002-02-05
CN1222439C (en) 2005-10-12

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