CN102197272B - Device for attaching a heat exchanger with blades, in particular for automobiles - Google Patents

Device for attaching a heat exchanger with blades, in particular for automobiles Download PDF

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Publication number
CN102197272B
CN102197272B CN2009801422116A CN200980142211A CN102197272B CN 102197272 B CN102197272 B CN 102197272B CN 2009801422116 A CN2009801422116 A CN 2009801422116A CN 200980142211 A CN200980142211 A CN 200980142211A CN 102197272 B CN102197272 B CN 102197272B
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CN
China
Prior art keywords
shaped
fin
branch
pin
branches
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Expired - Fee Related
Application number
CN2009801422116A
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Chinese (zh)
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CN102197272A (en
Inventor
卡蒂.皮尔
帕特里克.博伊塞尔
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Valeo Systemes Thermiques SAS
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Valeo Systemes Thermiques SAS
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Publication of CN102197272A publication Critical patent/CN102197272A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
    • F28F9/002—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core with fastening means for other structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/08—Fastening; Joining by clamping or clipping
    • F28F2275/085—Fastening; Joining by clamping or clipping with snap connection

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Clamps And Clips (AREA)
  • Supports For Pipes And Cables (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Connection Of Plates (AREA)

Abstract

The present invention relates to an attachment device (20) for a heat exchanger having a blade unit (18) with two opposite main surfaces (24, 26) connected by an end surface (28), and in which the two main surfaces include respective grooves (30, 32) formed by notches in said blades. The device consists of a generally U-shaped clamp having two arms (34, 36) connected by a bottom, and arranged so as to cover the blade unit (18) in an insertion position in which the two arms (34, 36) bear respectively against the two main surfaces (24, 26) of the blade unit (18) and the bottom (38) against the end surface (28) of the blade unit, the two arms (34, 36) including respective lugs (40, 42) protruding towards the inside and capable of insertion into the respective notches (30, 32) so as to support the device on the blade unit by a detent action. The attachment device can be used for attaching an accessory onto a heat exchanger.

Description

Fixture for the heat exchanger with fin is used in particular for motor vehicle
Technical field
The present invention relates to heat exchanger field, especially for the heat exchanger of motor vehicle.
Relate more specifically to the fixture be used to the heat exchanger with flat plate-fin type.
Background technology
The heat exchanger of machinery fitting-type is known, and it is equipped with the collector box, and for example by the plastics manufacturing, and its core comprises the pipe that is crimped to groups of fins or bag.
Heat exchanger can be equipped with one or more annexes, such as engine blower, engine blower cover, antivibration lug etc. especially for the heat exchanger of motor vehicle.
A known scheme is at least one collector box that this annex can be attached to heat exchanger.
Also known a kind of way is that this annex is directly fixed to core, that is to say the piece with fin.Thus, a known scheme, for example disclosed FR 2 730 009 instructs, and comprises and utilizes hold-down screw that engine blower is directly fixed to core, and this hold-down screw passes core clipping between the pipe of fin.
Because these screws must pass between pipe, the interval of these pipes must be not less than minimum of a value, is generally the order of magnitude of 12mm, so that in the assembling process with screw of following pad, particularly do not manage impaired danger in fastening process.
Another known scheme is to use the fixture that is formed by two parts, and this two parts folder or buckle are fixed together, and cover groups of fins and clamp this fin, make the latter be out of shape.This known scheme also has shortcoming.At first, fixture needs the assembling of two different parts.Secondly, the installation of this device causes the distortion of fin, and this causes the infringement of the hot property of interchanger.
Summary of the invention
Specific purpose of the present invention is to overcome above-mentioned shortcoming.
For this reason, the present invention proposes a kind of fixture for heat exchanger, this heat exchanger has one group of fin, and this group fin has two relative interareas that connect by end face, and wherein these two interareas have the respective groove that the recess by fin forms.
according to the present invention, this fixture is formed the roughly shape of the clip of U-shaped, this clip has two branches that link together by the bottom, and this fixture is arranged in bonding station middle cover residence and states the group fin, in this bonding station, these two branches put respectively on two interareas that lean against described group of fin, and put on the end face that leans against this group fin this bottom, these two branches have corresponding pin-shaped section, this pin-shaped section gives prominence to towards inside and is adapted to couple in corresponding groove, so that this device is maintained on described group of fin by fixing.
The present invention has utilized the recess on flat fin thus preferably, and these recesses have formed groove together.
In fact known practice is to make fin, and each is provided with a pair of relative recess two end, and the purpose of this recess is alignment or guide fin when being assembled for the core at heat exchanger.
Thus, when these fin were aligned and make pipe to pass them, recess limits relative groove and these grooves are used for keeping fixture of the present invention.
In the present invention, this device is the form of U-shaped clip and an end that covers core.The existence of the pin-shaped section in two branches allows these pin-shaped sections to be bonded in the groove that is formed by the recess in fin, so that this device is remained on described group of fin.Because groove extends along the direction that is parallel to pipe, this means that fixture can be installed in along the length of described group of fin selected position arbitrarily on the whole length of described group of fin.
This scheme is favourable, because it allows this device even also can be attached in the heat exchanger with interval between very little pipe.
In addition, the assembling of fixture does not cause any distortion of fin.
In an advantageous embodiment of the present invention, pin-shaped section is the firm pin-shaped section that forms by the first branch, and another pin-shaped section be formed by the second branch and towards flexible pin-shaped section that the inner elastomeric of U-shaped clip is returned.
Thus, along with this device is engaged, firm pin-shaped section is engaged in a groove, and flexible pin-shaped strain, move away and then return from its initial position, to be bonded in another groove, thus this device is fixed on along in the selected position of core, that is to say along described group of fin.
Another aspect of the present invention relates to a kind of heat exchanger, and it has one group of fin, and this group fin has two relative interareas that connect by end face, and wherein two interareas have the respective groove that the recess by fin forms.
This heat exchanger is equipped with at least one according to fixture of the present invention and utilizes the attached annex of described fixture (one or more).
Description of drawings
In the detailed description that only provides as an example below, with reference to accompanying drawing, wherein:
Fig. 1 is the part front view of heat exchanger, and its core comprises one group of fin, and pipe passes this group fin, and this heat exchanger is equipped with two according to fixture of the present invention, and it can be used to attached annex;
Fig. 2 is equipped with the part viewgraph of cross-section according to an end of one group of fin of fixture of the present invention that is in its bonding station;
Fig. 3 and 4 is two perspective views that the fixture that is in its bonding station is shown;
Fig. 5 is the view that is similar to Fig. 2, shows the fixture that is in assembling process; With
Fig. 6 is the view that is similar to Fig. 5, and fixture has been assemblied in its bonding station.
The specific embodiment
Fig. 1 shows the heat exchanger 10 of mechanical fitting-type, and it is the motor car engine cooling radiator in this example.Heat exchanger 10 comprises two relative collector boxes 12, and for example by the plastics manufacturing, the core 14 that is made of the pipe 18 that is parallel to each other extends between the collector box, and these pipes are in their ends separately pass to collector box 12.Core 14 also comprises one group of fin 18.These pipes pass the respective openings in fin and are crimped in known manner these fin.Fin is here the flat fin with rectangle overall shape, and its thin slice by metal alloy consists of, and is generally acieral.
As shown in Figure 1, two fixtures 20 according to the present invention cover core to be used for attached annex 22, for example engine blower cover.This annex 22 is by one or more similar fixtures or alternatively can be fixed to by other means the other end of core.
With reference now to Fig. 2.This group fin 18 has two relative interareas 24 and 26, and it is parallel to each other, and is connected by end face 28.Interarea 24 and 26 has the respective groove 30 and 32 that the recess by fin forms.These recesses are made in a manner known way, to be formed for the reference point at assembling core process indicating or alignment fin.As already mentioned, the present invention has utilized them by giving the new function of these recesses.
Fixture 20 is manufactured to the form of clip, and its shape is roughly U-shaped, has two branches 34 and 36 that link together by bottom 38.This clip is set to cover this group fin 18 in bonding station, in this position, branch 34 and 36 puts respectively on the interarea 24 and 26 that leans against this group fin.In this bonding station, put on the end face 28 that leans against this group fin bottom 38.
Device 20 is maintained in this bonding station by two pin-shaped 40 and 42, and this pin-shaped section gives prominence to towards the inside of U-shaped and is used for being bonded on respective groove 30 and 32 fixedly to provide retentivity by fixing or buckle.
As shown in the back, pin-shaped 40 is the firm pin-shaped sections that form by a U branch (being branch 36), and the second pin-shaped section is flexible pin-shaped 42 that forms by the second branch (being branch 36), and this pin-shaped section resets towards the inner elastomeric of U-shaped clip.
Firm pin-shaped 40 is extended on the inboard of the first branch near the join domain 44 of branch 34 to bottom 38, and this pin-shaped section is manufactured to first and branches into parts, can not be with respect to this first branch motion.
Flexible pin-shaped 42 is extended on the inboard of branch 36 near the join domain 46 of branch 36 to end 38.Pin-shaped 42 of this flexibility forms by the deformable lug (Fig. 4,5 and 6) in the thickness of incision branch 36.This lug returns elastically towards the inboard of the second branch.
Fixture 20 is manufactured to single-piece, advantageously by molded plastics, is preferably rigidity or semirigid plastic.As the example of suitable material, it can be the glass strengthening polyamide.
Device 20 has and the matched size of the size of this group fin, that is to say that the distance that two branches separate must be the function of the thickness of core, and is the function of the width of end face 28 thus.Equally, pin-shaped 40 and 42 must match with the size of recess, and these pin-shaped sections will consider recess 30 and 32 and the distance of the end face 28 of this group fin with respect to the position of bottom 38.
Deformable lug 48 is by in the thickness at incision edge 36, as shown in Fig. 4,5 and 6 the bests.This deformable lug 48 limits (Fig. 4) by U-shaped otch 50, and this U-shaped otch has end side 52 and two opposite sides 54 of contiguous flexible pin-shaped 42.End side 52 is straight and is roughly parallel to bottom 38.It helps to limit an end of lug, arranges along this end for flexible pin-shaped 42.Two opposite sides 54 of otch are connected to end side 52 with the right angle.They are straight and roughly are parallel to each other.
Two opposite sides 54 each a side of 52 extends to deformable edges 56 from the end, this deformable edges forms hinge and schematically illustrates by the axis X X in Fig. 4.This deformable edges is parallel to end side 52 and relatively extends with this end side and forms thus hinge.End side 52 is positioned near the bottom 38 of device, and deformable hinged edge 56 extends in the zone line of branch 36, and this zone line is the position between the end of join domain 46 and branch 36.
Branch 34 and 36 has corresponding free end 58 and 60, and it limits the open surface of U-shaped folder, especially as shown in Fig. 2,5 and 6.
In the exemplary embodiment, pin-shaped 40 and 42 each have similar asymmetric tooth profile.Thus, pin-shaped 42 comprises towards the inclined plane 62 of the opening (being limited by its free end) of U-shaped folder, and is positioned at the maintenance face 64 (Fig. 2) on the bottom side that U-shaped presss from both sides.Has similar shape for pin-shaped 42.
Branch 34 and 36 has given shape.They have first 66 and 68, and it is connected to bottom 38 with the right angle respectively and it is parallel to each other thus basically.These two firsts are extended by corresponding second portion 70 and 72, and this second portion is assembled toward each other and terminated in free end 58 and 60.Due to these two second portions 70,72 toward each other, assemble towards free end, that is to say towards the opening of clip and assemble, they help the tightly clamping of clip on this group fin.
It may be noted that free end 58 and 60 crooked along opposite direction, so that it easilier is engaged to clip on this group fin.And part 70 and 72 is provided with supporting pad 74 and 76 in inside, and it can illustrate in Fig. 2 and 6 best.These pads are positioned as and face each other and be positioned near free end 58 and 60.Their purpose is to prevent that locking apparatus is parallel to the movement of not expecting arbitrarily of direction of the pipe of core.They advantageously have striated structure so that their edge mate easy and fin.
In an illustrated embodiment, device is included in the attaching clamp 78 that the outside is attached to the U-shaped folder.Here, this lug is outstanding from branch 34 at join domain 44.This lug also is provided with opening 80, is roughly Long Circle, and hold-down screw etc. can pass this opening.
This device can be provided with one or more attaching clamps.Its structure and position can change according to the annex that will be fixed to heat exchanger.
In order to assemble this fixture, Fig. 5 shows this process.The open surface of clip covers the mode of core with it and is engaged.In engaging process, firm pin-shaped 40 will be at first slided in the zone of this face between end face 28 and recess 30 along interarea 24.Simultaneously, flexible pin-shaped 42 is slided in the zone of this face between end face 28 and recess 32 along interarea 26.In doing so, flexible pin-shaped is moved to the side, as shown in the arrow F1 in Figure 4 and 5.Particularly, in rest position, separately the distance of two pin-shaped sections is less than the width of end face 28.Along with the continuation of this motion, pin-shaped 40 will be bonded in groove 30, and pin-shaped 42 will be bonded in groove 32 by the elastic reaction (as shown in the arrow F2 in Fig. 6) of lug 48.
In the position that engages fully, two pin-shaped sections are engaged with in corresponding groove and this device is fixed motionless.Pad 74 and 76 existence have prevented that this device is along the slip of not expecting arbitrarily of the direction parallel with the direction of the pipe of core.
Pin-shaped section is fixed and pin-shaped section is flexible and deformable thus, means and can avoid separating these branches in the engagement movement process.
In fact, if two pin-shaped sections be all firm and be attached to securely these branches, these branches must separate allow to engage slightly, exist these two branches to lose their some flexible relevant risks.
The multiple version of embodiments of the invention is possible, and particularly about the shape and size of this device, the size that needs only its suitable and relevant groups of fins matches.
As already mentioned, this device can comprise one or more attaching clamps, and it is designed for attached particular attachment.
An advantageous applications of the present invention is the motor vehicle cooling radiator.This device can be used for attached engine blower, engine blower cover, antivibration lug etc.

Claims (12)

1. fixture that is used for heat exchanger (10), this heat exchanger has one group of fin (18), this group fin has two relative interareas (24 that connect by end face (28), 26), and wherein, two relative interareas have the respective groove (30,32) that the recess by fin forms
it is characterized in that, this fixture (20) is formed the roughly shape of the clip of U-shaped, this clip has two branches (34 that link together by bottom (38), 36), and this fixture is set to cover this group fin (18) in bonding station, in this bonding station, these two branches (34, 36) put respectively two relative interareas (24 that lean against this group fin (18), 26) on, and put on the end face (28) that leans against this group fin this bottom (38), these two branches (34, 36) have corresponding pin-shaped (40, 42), corresponding groove (30 is given prominence to and is adapted to couple to by this pin-shaped section towards inside, 32) in so that this device is maintained on this group fin by fixing,
And it is characterized in that, pin-shaped section is firm pin-shaped (40) that form by the first branch (34), and another be form by the second branch (36) and towards flexible pin-shaped (42) that the inner elastomeric of described clip is returned,
And it is characterized in that, extend on the inboard of the second branch (36) near the join domain (46) of described the second branch (36) and bottom (38) flexible pin-shaped (42), and flexible pin-shaped (42) form by thickness and the deformable lug (48) that return elastically towards the inboard of the second branch of incision the second branch (36).
2. device as claimed in claim 1, it is characterized in that, extend on the inboard of the first branch (34) near the join domain (44) of described the first branch (34) and bottom (38) firm pin-shaped (40), and these firm pin-shaped (40) form parts with the first branch (34).
3. device as claimed in claim 1, it is characterized in that, deformable lug (48) is limited by U-shaped otch (50), this otch has end side (52) and two opposite sides (54) of contiguous flexible pin-shaped (42), each of these two opposite sides extends to deformable edges (56) from described end side (52), and this deformable edges forms the hinge (XX) that relatively extends with end side (52).
4. device as claimed in claim 3, it is characterized in that, the deformable edges (56) that forms hinge is extended in the zone line of the second branch (36), and this zone line is the position between the free edge (60) of join domain (46) and the second branch (36).
5. device as described in any one in claim 1 to 4, it is characterized in that, each has the asymmetric tooth profile firm pin-shaped (40) and flexible pin-shaped (42), and this asymmetric tooth profile is limited by the maintenance face (64) on the bottom side of the inclined plane (62) of the opening that faces described clip and described clip.
6. device as described in any one in claim 1 to 4, is characterized in that, the first and second branches (34,36) have corresponding free end (58,60), and this free end limits the open surface of described clip.
7. device as claimed in claim 6, it is characterized in that, the first and second branches (34,36) has first (66,68), this first is connected to bottom (38) and is extended by second portion (70,72) with the right angle, this second portion is assembled toward each other and is terminated in corresponding free end (58,60).
8. device as claimed in claim 6, is characterized in that, this corresponding free end (58,60) is crooked in opposite direction, so that easily described clip is bonded on this group fin (18).
9. device as claimed in claim 6, is characterized in that, the first and second branches (34,36) have towards mutually positioning and be positioned near the corresponding free end of these branches supporting pad (74,76).
10. device as described in any one in claim 1 to 4, is characterized in that, this device also is included at least one attaching clamp (78) that the outside is attached to described clip.
11. device as described in any one in claim 1 to 4 is characterized in that, this device is manufactured to single by molded plastics.
12. heat exchanger, it has one group of fin (18), this group fin has two relative interareas (24 that connect by end face (28), 26), and wherein, these two relative interareas (24,26) has the respective groove (30 that the recess by fin forms, 32), it is characterized in that, this heat exchanger be equipped with at least one fixture as described in any one in claim 1 to 11 (20) and utilize one or more as described in the attached annex (22) of fixture.
CN2009801422116A 2008-08-27 2009-07-28 Device for attaching a heat exchanger with blades, in particular for automobiles Expired - Fee Related CN102197272B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0804716 2008-08-27
FR0804716A FR2935474B1 (en) 2008-08-27 2008-08-27 FIXING DEVICE FOR A HEAT EXCHANGER WITH FINS, IN PARTICULAR FOR MOTOR VEHICLES
PCT/EP2009/059709 WO2010023050A2 (en) 2008-08-27 2009-07-28 Device for attaching a heat exchanger with blades, in particular for automobiles

Publications (2)

Publication Number Publication Date
CN102197272A CN102197272A (en) 2011-09-21
CN102197272B true CN102197272B (en) 2013-06-26

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CN2009801422116A Expired - Fee Related CN102197272B (en) 2008-08-27 2009-07-28 Device for attaching a heat exchanger with blades, in particular for automobiles

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EP (1) EP2318797A2 (en)
CN (1) CN102197272B (en)
BR (1) BRPI0917125B1 (en)
FR (1) FR2935474B1 (en)
MX (1) MX2011002167A (en)
WO (1) WO2010023050A2 (en)

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CN103200479B (en) * 2013-03-12 2016-04-06 中名(东莞)电子有限公司 A kind of have the hinge means increasing the folding life-span
CN103266370B (en) * 2013-05-27 2016-08-10 宁波瑞能电子科技有限公司 The erecting device of broken yarn detection mechanism
JP6156323B2 (en) 2014-10-27 2017-07-05 ダイキン工業株式会社 Outdoor unit for heat exchanger assembly and refrigeration system
JP6481705B2 (en) * 2016-07-13 2019-03-13 マツダ株式会社 Mounting structure for vehicle heat exchanger
CN108106482A (en) * 2017-12-13 2018-06-01 格力电器（武汉）有限公司 A kind of fixture block
GB2571767B (en) 2018-03-08 2022-06-08 Denso Marston Ltd Heat exchanger assembly and method for mounting a heat exchanger
US11523539B2 (en) * 2019-10-07 2022-12-06 Nvidia Corporation Shroud for an integrated circuit heat exchanger
CN111503214A (en) * 2020-06-04 2020-08-07 浙江银轮机械股份有限公司 Installation cassette, shock pad and damper assembly
EP4050293A1 (en) * 2021-02-24 2022-08-31 Valeo Autosystemy Sp. z o.o. A heat exchanger assembly

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Title
附图1-2.
附图1-3.

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Publication number Publication date
MX2011002167A (en) 2011-04-07
FR2935474B1 (en) 2013-04-26
FR2935474A1 (en) 2010-03-05
CN102197272A (en) 2011-09-21
WO2010023050A3 (en) 2010-04-22
WO2010023050A2 (en) 2010-03-04
BRPI0917125A2 (en) 2015-11-17
EP2318797A2 (en) 2011-05-11
BRPI0917125B1 (en) 2020-01-14

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