CN105683448B - Offshore platform with clamping wedge - Google Patents
Offshore platform with clamping wedge Download PDFInfo
- Publication number
- CN105683448B CN105683448B CN201480051340.5A CN201480051340A CN105683448B CN 105683448 B CN105683448 B CN 105683448B CN 201480051340 A CN201480051340 A CN 201480051340A CN 105683448 B CN105683448 B CN 105683448B
- Authority
- CN
- China
- Prior art keywords
- holder
- seal face
- guide portion
- elongate member
- wall
- 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.)
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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
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/06—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for immobilising, e.g. using wedges or clamping rings
Abstract
The present invention relates to a kind of offshore unit, the offshore unit includes:Structure (2) with least one part guide portion (21), the part guide portion have seabed side opening (6a);At least one fine elongated member (3), it has longitudinal direction (L) and outer wall, and the elongate member in a manner of it gap be present through opening (6a) being introduced in part guide portion (21);And clamping device (8) is used in gap reduction, wherein, the clamping device (8) has holder (10), and the holder (10) is connected with adjusting means (11), by the adjusting means, the holder (10) can move back and forth and can be fixed on clip position along the longitudinal direction (L) of elongate member (3).
Description
Technical field
Being used for the present invention relates to a kind of offshore unit with structure and at least one elongate member and one kind will
Structure is clamped in the method at least one elongate member.
Background technology
In the prior art, sufficiently known, offshore unit has the form of production platform, distribution platform etc..
The offshore unit known has platform, can assemble or can assemble the structure of similar oil-well rig etc. on the platform.
Offshore unit has one or more supporting leg, and preferably has three or four supporting legs.Voluntarily pacify
The platform of dress and mobile offshore platform additionally have such supporting leg, and platform can move along the supporting leg.Pacifying
On holding position, supporting leg can for example be declined by jacking system, and platform is floated by identical jacking system from it
The sea at place rises from and lifts operation height.
A kind of fastener for cylindrical part is disclosed in DE3122401C2, wherein along pillar in longitudinal side
Two rack frames are set up, and rack member by means of screw rod by pulling two inclined sides relative to each other and water
Level land is offset, and is fixed on by the way that its tooth is pressed into rack frame and therefore by platform on pillar.
Here, being provided with perforate and guide portion in platform, supporting leg can move along guide portion relative to platform.
Perforate in platform and the gap that determination is certainly existed between the outer wall of supporting leg.In operation height, make along the axis of leg
Platform load must be delivered to supporting leg by fastener.This produce a problem, i.e., supporting leg outer wall and open
Gap between hole be present, the gap in the case of axial restraint although still allow relative shifting of the supporting leg relative to platform
It is dynamic.Such relative movement is unfavorable, because the seaway load acted on supporting leg can not be passed directly
Platform is delivered to, but for example causes impact of the supporting leg in guide portion and and then causes them to damage.
The content of the invention
Therefore, it is an object of the invention to propose a kind of to be described previously for avoiding the offshore unit of above-mentioned determination and carry
A kind of method for being used to structure is fixed at least one elongate member has been supplied, so as to avoid drawbacks described above.
The purpose realizes that the offshore unit has structure by offshore unit, and the structure for example can be platform,
But can also be other constructions, the structure has:At least one part guide portion, the part guide portion have seabed
Side opening.The offshore unit has at least one elongate member, and the elongate member is, for example, supporting leg, but also may be used
To be waterproof casing or caisson, and there is outer wall, and be introduced into or can through the opening of seabed side by gap
It is introduced in part guide portion.The gap reduces at least through the clamping device according to the present invention.By the clamping device, carefully
The load acted on the longitudinal direction transverse to part in elongated member can directly be delivered to structure.For example, one
Seaway load acted on individual supporting leg and with great magnitude can be delivered to structure, especially platform by supporting leg
Structure.
According to the present invention, each holder is connected with an adjusting means respectively, and holder can utilize adjusting means edge
The longitudinal direction for elongate member moves back and forth and can be fixed on clip position.As such, it is advantageous to holder is being adjusted
Vertically moved in the case of fixed offshore platform.
In the particularly advantageous embodiment of the present invention, clamping device has the compression for being arranged in platform interior
Face, the seal face are obliquely arranged relative to outer wall, and clamping device has the holder of wedge shape, and the holder can be arranged
Or it can be arranged between outer wall and seal face.The structural architecture of clamping device is especially firm, and known
Structure in the case of, especially in the case of known platform, even by repacking come it is additionally installed.
Advantageously, circumference of the seal face along part guide portion and more preferably set along the circumference of opening.Opening and/
Or part guide portion can be designed to circle in level cross-sectionn, so as to enable in particular to accommodate with circular cross section
Supporting leg.But can also be provided with it is angular, especially triangle, it is dimetric or with any compared with big angle quantity
And the open cross-section of corresponding supporting leg cross section.
Advantageously, seal face extends downwardly upwardly toward sea floor slope in the side of outer wall.Opening is preferably along its circle
Obliquely it is provided with circular seal face week, and each seal face has the outer wall relative to elongate member (preferably supporting leg)
Identical angle.Gap between seal face and outer wall is designed wedgewise towards seabed.Set respectively in the gap
Have wedge shape holder, with by from remote the seabed side of seal face on the direction towards seabed can or to compression
Face and outer wall are extruded to realize clamping effect and reduce gap.
Opening can with but need not directly engage in lateral wall.Seal face can be arranged directly on lateral wall, preferably
Ground is arranged in platform interior along opening.Seal face can also further in platform interior along interior deck (for example, double first
Plate) opening arrangement.
Advantageously, holder can be vertically moved in the case of offshore platform and especially filled in also by vertical movement
To between seal face and outer wall, vertical clamping effect can be produced so as to be moved by the regulation of level.
Preferably, holder has pad on the side in face of outer surface.The function of the pad is in particular, in that to produce
The effect of dynamic balance and the transmission for power distribution homogenize the horizontal force simultaneously and then between improvement supporting leg and platform.
This, the pad is elastomer.But it is also contemplated that, outer surface has tooth or tooth row, with the effect for strengthening friction
Fruit.
Holder has the fastening for being used for the driving cylinder of fixed hydraulic on the side of the inside of its direction structure body
Part (such as one, two or any greater number of eyelet), cylinder driving holder moves back and forth in a longitudinal direction, and
And preferably holder is fixed on its clip position.
It can also realize or support by other fixtures to fix.Fixture can be additional to or substitute cylinder to send out
Wave its effect.The fixture can be fishbolt, pin, pull bar etc., and holder is fixed on clip position.
In the improvement project of the present invention, the guide portion for holder, institute are provided with the side of seal face
State the skew transverse to adjustment motion that guide portion prevents holder.Side guide portion can be for the recessed of each holder
A part for mouth, and be preferably designed to be waterproof.
Advantageously, holder is arranged in the recess of waterproof.Preferably, holder is replaceable.Therefore, for example double
It can be that each holder sets inspection opening in deck, simply holder can be carried out from structure by the opening
Check.
It can realize that platform (especially has extremely along at least one elongate structure body by known jacking system
The form of a few supporting leg) raising and lowering.
This method is particularly suitable for being performed using in an above-mentioned offshore unit.Here, with the elongated of outer wall
Shape part is inserted at least one guide portion of structure through the opening of seabed side, and is reduced carefully by clamping device
Gap between elongated member and guide portion.It is by the method according to the invention, the structure on the platform of offshore unit is first
First it is arranged in elongate member, is especially arranged at least one supporting leg in a conventional manner, and it is afterwards that platform is excellent
Selection of land is arranged on supporting leg on running position, is fixed by clamping device, between reducing between supporting leg and guide portion
The holder of gap, wherein clamping device is moved on the longitudinal direction of elongate member, and structure is being clamped position by holder
Put and be fixedly held in elongate member.
Preferably, each holder is pressed from the remote seabed side of the seal face of structure on the direction towards seabed herein
On seal face and on the outer wall of elongate member.Advantageously, holder does not receive vertical load herein, but only receives water
Thus flat load simultaneously reduces gap.
Preferably, holder is individually formed the wedge-type shape with the pinnacle for pointing to seabed.
Advantageously, holder is crushed on the outer wall of seal face and supporting leg simultaneously.
Brief description of the drawings
Embodiment of the present invention in eight accompanying drawings below illustrates.These accompanying drawings are:
Fig. 1 is stereogram, and it is the partial cross section according to the offshore platform with clamping device and supporting leg of the present invention
Figure.
Fig. 2 is the stereogram of the seabed side of the offshore platform in Fig. 1.
Fig. 3 is stereogram, and it is the partial section view around the clamping wedge of supporting leg arrangement.
The stereogram in the inclined left side in Fig. 4 Fig. 3.
Fig. 5 is the clip position of the clamping wedge with the affiliated adjusting means around supporting leg.
Fig. 6 is the off-position of clamping wedge.
Fig. 7 is clamping wedge in side view.
Fig. 8 shows the clamping wedge in Fig. 7 with stereogram.
Embodiment
Fig. 1 shows a part for the offshore unit 1 according to the present invention, and offshore unit 1 has offshore platform 2 and supporting leg
3.Offshore unit 1 has multiple supporting legs 3, but illustrate only one of supporting leg 3.Supporting leg is erected at (unshowned) sea
On bottom, and offshore platform 2 is arranged on sea level in height is run.The region of the seabed side of offshore platform 2 in Fig. 1
Include the double-deck 4 with double-deck opening 4a and the seabed side yoke plate 6 with yoke plate opening 6a.
A part for supporting leg 3 is perpendicularly inserted in yoke plate opening 6a and double-deck opening 4a.For supporting leg 3
The part, it is preferable that whole supporting leg 3 has identical cross section along the Longitudinal extending on its longitudinal direction L.Supporting leg
3 are fixed on the platform 2 for especially receiving vertical power by unshowned fastener.Yoke plate opening 6a has substantially circular
Open cross-section, the diameter of the open cross-section are more than the diameter of the cross section of supporting leg 3.Therefore, supporting leg 3 is in offshore platform
There is gap in 2.Due to the size difference of cross section, supporting leg 3 has gap in double-deck 4 and yoke plate 6.In supporting leg 3
On sometimes and especially in heaving of the sea effect have huge seaway load, this can cause supporting leg 3 relative to platform 2
Horizontal relative motions.In order to by the way that the seaway load of level is directed in platform 2 to avoid in the He of supporting leg 3 from supporting leg 3
Relative motion between platform 2 and be provided with according to the present invention clamping device 8.Clamping device 8 includes multiple clamping wedges 10, this
A little clamping wedges are moved back and forth by two type hydraulic actuator cylinders 11 on the longitudinal direction L of supporting leg 3 respectively, and can be led to
Cross cylinder 11 to be fixed on their corresponding clip positions between the outer wall of supporting leg 3 and the seal face 13 of correlation, and clamp
Device 8 also includes fastener 12, for cylinder 11 is fastened on platform 2.One end of each cylinder 11 and fastener
12 are pivotally connected to, and another end of each cylinder 11 is pivotally connected to distributing to the clamping wedge 10 of the cylinder.Platform 2
There is the seal face 13 obliquely arranged between double-deck 4 and seabed side yoke plate 6, the seal face around double-deck opening 4a and
Yoke plate opening 6a.Seal face 13 is flatly designed herein, although it is also contemplated that other shape, itself and supporting leg 3
Outer wall is relative and is obliquely arranged relative to longitudinal direction L.
The positioned opposite of outer surface and the seal face 13 of supporting leg 3 is determined as follows:Each clamping wedge 10 can be with
The mode of power cooperation and form fit is inserted into be formed in the gap between the outer wall of seal face 13 and supporting leg 3.Therefore, especially
It is that the horizontal movement of supporting leg 3 is directly delivered to platform 2 by clamping wedge 10.
(that is, the direction on sea level) shows the view of the platform 2 in Fig. 1 to Fig. 2 from below.Yoke plate opening 6a substantially by
Circle is designed to, and by being strengthened in seabed side ring around yoke plate opening 6a annular slab 20.Platform 2 has every for its
The guide portion of individual supporting leg 3, guide portion guide to the supporting leg 3 of correlation, and vertically in platform 2 or platform 2
Extend at least a portion.Yoke plate opening 6a cross section is more than to be designed to keep justifying in the same manner on whole longitudinal direction L
The cross section of the supporting leg 3 of shape.Be inserted in around supporting leg 3 seal face 13 and supporting leg 3 outer wall between gap in and
The same clamping wedge 10 around supporting leg 3 reduces or inhibits gap of the supporting leg 3 relative to platform 2.
Fig. 3 shows the arrangement in Fig. 1 in the region of double-deck 4 as three-dimensional cross-sectional view.In figure 3 it can be seen that four
Individual clamping wedge 10, these clamping wedges are equally spaced from one another around supporting leg 3.Supporting leg 3 is altogether by eight clamping wedges
10 surround.The construction of clamping wedge 10 is mutually the same, and especially has on clip position towards the identical locking angle on extra large surface.
Therefore, the clearance angle α between the outer wall of seal face 13 and supporting leg 3 is identical, and corresponding to the angle of wedge of clamping wedge 10
α.Fig. 3 is especially shown:Clamping wedge 10 is drawn along the edge of seal face 13 and perpendicular to the guiding yoke plate 30 of seal face 13 by two
Lead, so as to prevent the horizontal-shift for being transversely to the machine direction direction L of clamping wedge 10.
Each clamping wedge 10 away from seabed side (that is, the inner side of object platform 2) formed with two circular eyelets 31, this
The end of two eyelets seabed side of fixer die mould or mechanical type cylinder 11 in couples.
Fig. 4 shows the arrangement in Fig. 3 from other visual angle, wherein, compared with the part shown in Fig. 3, shown in Fig. 4
Offshore unit 1 more shows supporting leg 3 and platform 2 in the part away from seabed side.It can especially see in Fig. 4
Arrive, supporting leg 3 is surrounded by the cross section identical guiding tube 21 with yoke plate opening 6a at least in part, and guiding tube is only clamping
There is space, so as to allow clamping wedge 10 to be applied directly on the outer wall of supporting leg 3 in the region of wedge 10.Do not mark in Fig. 4
The hydraulic or mechanical type cylinder 11 shown extends in the outside of guiding tube 21.It can especially be manipulated from the inner space of platform 2
And clamping wedge 10 can be provided for simple replacement of, because being formed between two guiding yoke plates 30 of each clamping wedge 10 for each
The inspection opening 33 of clamping wedge 10.
Fig. 5 schematically shows arrangement of the clamping wedge 10 on the clip position on supporting leg 3.Each clamping wedge 10 by
Two hydraulic cylinders 11, which drive, to be sailed.Clamping wedge 10 enables in particular to move on longitudinal direction L (that is, the above-below direction in Fig. 5), but
It is that can also be moved up transverse to longitudinal direction L side.The hydraulic control device of correlation is not showed that.Equally, do not show that
Fixation of the hydraulic cylinder 11 on the fastener 12 of the inside of platform 2.
Fig. 6 shows position of the clamping wedge 10 on off-position, and on the off-position, clamping wedge 10 is away from seabed
Extracted out on the direction of side from the gap between the outer wall of seal face 13 and supporting leg 3.Platform 2 is not fixed on the position
Ground is clamped on supporting leg 3.
Fig. 7 shows a clamping wedge 10 as side view.Clamping wedge 10 is in a manner of possible at it in face of supporting leg 3
Have on side and strengthen friction or dynamic balance pad 70.Here, it can be rubber packing or plastic gasket, but
It is contemplated that substantially tooth row, tooth etc. are as pad 70.
Fig. 8 shows clamping wedge 10 as stereogram.Clamping wedge 10 in face of the side of seal face 13 by for example flat
Steel are made.Two eyelets 80 are respectively arranged with the side in seabed in clamping wedge 10, for pivotally fixed every
Individual cylinder 11.
List of reference characters
The offshore platform of 1 offshore unit 2
The double-deck of 3 supporting leg 4
The seabed side yoke plate of 4a double-decks opening 6
The clamping device of 6a yoke plates opening 8
The cylinder of 10 clamping wedge 11
The seal face of 12 fastener 13
The guiding tube of 20 annular slab 21
The 30 guiding circular apertures of yoke plate 31
33 inspection openings 70 pad
80 eyelet L longitudinal directions
The α angles of wedge, clearance angle
Claims (8)
1. a kind of offshore unit, it includes:
Structure with least one part guide portion, the part guide portion have seabed side opening;
At least one elongate member, the elongate member have longitudinal direction (L) and outer wall, and the elongate member passes through
It is introduced in a manner of it gap be present through the opening in the part guide portion;With
Gap, which reduces, uses clamping device (8),
Characterized in that, circumference of the seal face (13) along the opening, and the clamping device (8) includes holder,
And on the inside of the structure, each holder is connected to adjusting means, by the adjusting means, the holder
It can move back and forth along the longitudinal direction (L) of the elongate member, and the seal face (13) can be tucked into
It between the outer wall, and can be fixed on clip position, and use is provided with the side of the seal face (13)
In the guide portion of the holder, the guide portion prevents the skew transverse to adjustment motion of the holder.
2. offshore unit according to claim 1, it is characterised in that the clamping device (8), which has, to be arranged in platform
The seal face (13) of side, the seal face are obliquely arranged relative to the outer wall, and the clamping device (8) has wedge shape
The holder, the holder is arranged between the outer wall and the seal face (13).
3. offshore unit according to claim 1 or 2, it is characterised in that the seal face (13) is in the side of the outer wall
Extend downwardly upwardly toward sea floor slope.
4. offshore unit according to claim 1 or 2, it is characterised in that the holder is in the side towards outer surface
The upper pad (70) with for making power evenly distributedization.
5. offshore unit according to claim 1 or 2, it is characterised in that the holder points to the structure at it
Inside side on there is the eyelet for being used for the fixed type hydraulic actuator cylinder as the adjusting means.
6. offshore unit according to claim 1 or 2, it is characterised in that the seal face (13) is double in open side limitation
Deck (4), and the holder can be changed on the inside of the structure of the double-deck.
7. one kind is used for the method being arranged on structure at least one elongate member with longitudinal direction (L), wherein,
At least one elongate member is introduced in part in a manner of it gap be present its outer wall through seabed side opening
In guide portion, and the gap between the elongate member and the part guide portion is reduced by clamping device (8),
Wherein, the holder of the clamping device (8) moves on the longitudinal direction (L) of the elongate member, and described
The structure is fixedly held in the elongate member by holder on clip position, wherein, the wedge-shaped folder
Gripping member is crushed on the pressure from the remote seabed side of seal face (13) on the longitudinal direction (L) on the direction towards seabed
On tight face (13) and on the outer wall of the elongate member, and it is provided with and is used on the side of the seal face (13)
The guide portion of the holder, the guide portion prevent the skew transverse to adjustment motion of the holder.
8. according to the method for claim 7, it is characterised in that the wedge-shaped holder is crushed on the seal face simultaneously
(13) and on the outer wall.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013110599.8 | 2013-09-25 | ||
DE102013110599.8A DE102013110599B4 (en) | 2013-09-25 | 2013-09-25 | Offshore platform with clamping wedges |
PCT/EP2014/069913 WO2015044028A1 (en) | 2013-09-25 | 2014-09-18 | Offshore platform with clamping wedges |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105683448A CN105683448A (en) | 2016-06-15 |
CN105683448B true CN105683448B (en) | 2018-01-02 |
Family
ID=51564667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201480051340.5A Active CN105683448B (en) | 2013-09-25 | 2014-09-18 | Offshore platform with clamping wedge |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP3049576A1 (en) |
CN (1) | CN105683448B (en) |
DE (1) | DE102013110599B4 (en) |
MY (1) | MY178700A (en) |
SG (1) | SG11201602086XA (en) |
WO (1) | WO2015044028A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3754116B1 (en) * | 2019-06-21 | 2024-04-10 | Saipem S.p.A. | System and method for levelling and gripping a jacket leg into a hollow foundation pile |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2383120A1 (en) * | 1977-03-10 | 1978-10-06 | Metalliques Entrepr Cie Fse | Assembly for installation of offshore oil drilling rig - has automatically adjustable locking wedges for securing platform in position relative to piles |
US4269543A (en) * | 1979-08-29 | 1981-05-26 | Freiede & Goldman, Ltd. | Mobile, offshore, self-elevating (jack-up) unit leg/hull rigidification system |
CN201034097Y (en) * | 2007-03-22 | 2008-03-12 | 鹤山真明丽灯饰有限公司 | Simple cramping apparatus |
CN101845808A (en) * | 2010-02-22 | 2010-09-29 | 中国石油集团海洋工程有限公司 | Cylindrical spud leg guiding and pile-fixing structure of jack-up platform |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2839164A (en) | 1956-04-09 | 1958-06-17 | Universal Drilling Company Inc | Slip construction |
US3754780A (en) * | 1971-08-30 | 1973-08-28 | Texaco Inc | Remote control locking clamp for detachably interconnecting two concentric elements |
USRE32589E (en) | 1979-08-29 | 1988-02-02 | Friede & Goldman, Ltd. | Mobile offshore, self-elevating (jack-up) unit leg/hull rigidification system |
US4372707A (en) * | 1979-11-29 | 1983-02-08 | Pipe Technology Systems, Inc. | Pile installation and removal mechanisms in off-shore rigs and method of using same |
NL174484C (en) | 1980-06-13 | 1984-06-18 | Marine Structure Consul | SECURING DEVICE FOR A POLE-shaped element with a rack, whereby a rack piece can engage in the rack. |
JPS5980525U (en) * | 1982-11-19 | 1984-05-31 | 日立造船株式会社 | Leg guide device for elevating work platform |
US7681649B2 (en) * | 2007-11-08 | 2010-03-23 | Tesco Corporation | Power slips |
-
2013
- 2013-09-25 DE DE102013110599.8A patent/DE102013110599B4/en active Active
-
2014
- 2014-09-18 SG SG11201602086XA patent/SG11201602086XA/en unknown
- 2014-09-18 EP EP14766742.2A patent/EP3049576A1/en not_active Withdrawn
- 2014-09-18 MY MYPI2016000467A patent/MY178700A/en unknown
- 2014-09-18 WO PCT/EP2014/069913 patent/WO2015044028A1/en active Application Filing
- 2014-09-18 CN CN201480051340.5A patent/CN105683448B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2383120A1 (en) * | 1977-03-10 | 1978-10-06 | Metalliques Entrepr Cie Fse | Assembly for installation of offshore oil drilling rig - has automatically adjustable locking wedges for securing platform in position relative to piles |
US4269543A (en) * | 1979-08-29 | 1981-05-26 | Freiede & Goldman, Ltd. | Mobile, offshore, self-elevating (jack-up) unit leg/hull rigidification system |
CN201034097Y (en) * | 2007-03-22 | 2008-03-12 | 鹤山真明丽灯饰有限公司 | Simple cramping apparatus |
CN101845808A (en) * | 2010-02-22 | 2010-09-29 | 中国石油集团海洋工程有限公司 | Cylindrical spud leg guiding and pile-fixing structure of jack-up platform |
Also Published As
Publication number | Publication date |
---|---|
DE102013110599A1 (en) | 2015-03-26 |
EP3049576A1 (en) | 2016-08-03 |
DE102013110599B4 (en) | 2020-06-04 |
SG11201602086XA (en) | 2016-04-28 |
WO2015044028A1 (en) | 2015-04-02 |
CN105683448A (en) | 2016-06-15 |
MY178700A (en) | 2020-10-20 |
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