CN200950015Y - Rib plate heat exchanger with medium sharing device - Google Patents
Rib plate heat exchanger with medium sharing device Download PDFInfo
- Publication number
- CN200950015Y CN200950015Y CN 200620073547 CN200620073547U CN200950015Y CN 200950015 Y CN200950015 Y CN 200950015Y CN 200620073547 CN200620073547 CN 200620073547 CN 200620073547 U CN200620073547 U CN 200620073547U CN 200950015 Y CN200950015 Y CN 200950015Y
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- Prior art keywords
- hole
- heat exchange
- jiao
- neighboring edge
- plate
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- Expired - Lifetime
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- 230000007704 transition Effects 0.000 claims abstract description 16
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 7
- 239000003507 refrigerant Substances 0.000 description 6
- 238000009827 uniform distribution Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a ribbed slab radiator aiming at providing a ribbed slab radiator with the advantages of easy manufacture and low cost which can be applied to a heat exchange plate with a smaller angel hole caliber. The utility model relates to a ribbed slab radiator with a medium equipartition device. The first adjacent marginal zone of the first angle hole of the first heat exchange plate extends downwards to the second adjacent marginal zone through a first marginal inclined plane and the second adjacent marginal zone extends rightwards nearby a central line and extends upwards through the transition area of the inclined plane and overlapped with the adjacent marginal zone of the second angle hole. The first adjacent marginal zone of the second angle hole of the second heat exchange plate extends upwards to the second adjacent marginal zone through the first marginal inclined plane and the second adjacent marginal zone extends leftwards nearby the central line and extends downwards through the transition area of the inclined plane and overlapped with the adjacent marginal zone of the first angle hole. The first marginal inclined planes of the two heat exchange plates are all provided with small holes and the heat exchange plates are alternately installed in an alternate order.
Description
Technical field
The utility model relates to a kind of fin-plate type heat exchanger, particularly relates to a kind of fin-plate type heat exchanger that is used to evaporimeter in refrigeration and heat pump cycle.
Background technology
The fin-plate type heat exchanger that is used for evaporimeter in this class refrigeration and heat pump circulating system is normally with being connected the heat exchange plate composition that is sealed, heat exchange structure is arranged in heat exchange plate, hole, angle and hole, angle sealing surface are arranged at the two ends of heat exchange plate, when each heat exchange plate is connected when being sealed on request, these holes, angle will form the Correspondent runner of heat transferring medium in heat exchanger, usually the connection seal form of these heat exchange plates adopts welding or soldering processes, but also can make stick with glue or gasket seal as the connection seal form between the heat exchange plate.
Under general state, refrigerant medium in refrigeration and the heat pump cycle can't be assigned in flowing into as the fin-plate type heat exchanger of evaporimeter among the aspect between each heat exchange plate automatically uniformly, so will cause the refrigerant medium in each evaporation and heat-exchange aspect of fin-plate type heat exchanger, to have uneven Evaporation Phenomenon, to cause refrigerant medium in some heat exchange aspects less and refrigerant media in other heat exchange aspects are too much, each heat exchange plate fully and is effectively utilized in heat transfer process, thereby influences and reduced the whole heat exchange effect of fin-plate type heat exchanger.
In order to solve the problem of fin-plate type heat exchanger refrigerant medium maldistribution in each heat exchange aspect, in the Chinese patent data, can find the patent of 2 parts of disclosed head it offs, they are: the patent No. 93121143.3 and the patent No. 96198973.4, the patent No. is that 93121143.3 weak point is that higher and this cooling medium distributor of this patented technology cost and plug-type refrigerant medium equipartition pipe are difficult for fixing and assembling, the patent No. is that 96198973.4 weak point is that the bore in this hole, structural requirement angle that can divide equally heat transferring medium is bigger, is not easy to use in the less fin-plate type heat exchanger of angle bore open.
Summary of the invention
The purpose of this utility model is to avoid the shortcoming of above-mentioned patent, provides a kind of and is convenient to make and the fin-plate type heat exchanger with medium equipartition device with low cost and that can use in the heat exchange plate with less angle bore open.
The utility model is achieved in that
A kind of fin-plate type heat exchanger with medium equipartition device, comprise at least two heat exchange plates, each heat exchange plate has the extension of the upper plate plane that is parallel to each other and following board plane between first marginal zone and second marginal zone, center line is divided into first and second portion with heat exchange plate, and wherein each heat exchange plate comprises: the first end zone; The second end zone; Central heat transfer area, it extends from the first end zone to the second end zone between first marginal zone and second marginal zone; First jiao of hole and second jiao of hole, they pass in first end zone and the second end zone, and heat exchange plate forms through hole and the adjacent separately fringe region of quilt centers on, and wherein first jiao of hole is positioned at first, and second jiao of hole is positioned at second portion; And incline transition section, it is respectively in first end zone and the second end zone, between neighboring edge district, first jiao of hole and neighboring edge district, second jiao of hole and extend between neighboring edge district, first jiao of hole and central heat transfer area;
Extend on upper plate plane in neighboring edge district, first jiao of hole, neighboring edge district, first jiao of hole is by incline transition section and lower plate plane contact, is extending on the board plane down in neighboring edge district, second jiao of hole, neighboring edge district, second jiao of hole contacts with upper plate plane by incline transition section, it is characterized in that a periphery of angled hole at heat exchange plate is provided with medium equipartition device at least; Being set to of described medium equipartition device: the first neighboring edge district in first jiao of hole of the first end of first heat exchange plate extends downward the second neighboring edge district of upper plate plane height face by first bezel; The second neighboring edge district is extending to the right on the upper plate plane height face near the position of center line, and extends upwardly to lower plate level face by incline transition section, and overlaps with neighboring edge district, second jiao of hole; The first neighboring edge district in second jiao of hole of the second end of second heat exchange plate extends upwardly to the second neighboring edge district of lower plate level face by first bezel; The second neighboring edge district is extending to left on the lower plate level face near the position of center line, and extends downward upper plate plane height face by incline transition section, and overlaps with neighboring edge district, first jiao of hole;
On first bezel separately of above-mentioned two heat exchange plates, be equipped with one or more apertures of dividing equally;
Have in the fin-plate type heat exchanger of medium equipartition device at the above, when first periphery of angled hole had medium equipartition device, the first neighboring edge district that centers on first jiao of hole was on lower plate level face; When second periphery of angled hole had medium equipartition device, the first neighboring edge district that centers on second jiao of hole was on upper plate plane height face;
Described heat exchange plate arranges with alternating sequence, makes to contact in the first neighboring edge district on the second jiao of hole in the first neighboring edge district on first jiao of hole of first heat exchange plate and second heat exchange plate and seal and make first bezel on first jiao of hole and first bezel on second jiao of hole to form barrier and hole, angle Correspondent runner.
Have in the fin-plate type heat exchanger of medium equipartition device at the above, first heat exchange plate is placed under second heat exchange plate on request, the bottom surface of first jiao of hole adjacent area of the end face of second jiao of hole adjacent area and second heat exchange plate is adjacent to and is connected sealing on first heat exchange plate, and the bottom surface in the first neighboring edge district on second jiao of hole of the end face and second heat exchange plate in the first neighboring edge district on first jiao of hole of this first heat exchange plate contacts and seals and make first bezel and first bezel on second jiao of hole of second heat exchange plate on first jiao of hole of this first heat exchange plate form barrier and hole, angle Correspondent runner simultaneously; Another piece first heat exchange plate is placed on this second heat exchange plate on request, the end face in the second neighboring edge district on the second jiao of hole in the bottom surface in the second neighboring edge district on first jiao of hole of this first heat exchange plate and this second heat exchange plate contacts and seals, between second jiao of hole adjacent area of this first heat exchange plate and first jiao of hole adjacent area of this second heat exchange plate, form hole, the angle Correspondent runner of space and another kind of heat transferring medium simultaneously, the connection sealing means of several heat exchange plates and the like.
Have in the fin-plate type heat exchanger of medium equipartition device at the above, be positioned at shape of dividing equally aperture or Long Circle on first bezel, or oval, or polygon, or single, or form by a plurality of apertures.
Have in the fin-plate type heat exchanger of medium equipartition device at the above, be positioned at dividing equally above or below the horizontal center line that aperture is located at the hole, angle or on the horizontal center line on first bezel, divide equally that the distribution orientation of aperture and heat transferring medium that distributed quantity always helps being divided equally are accumulated and in that to accumulate the back convenient smoothly by dividing equally aperture efflux angle hole Correspondent runner in the Correspondent runner of hole, angle.
In the utility model, in the time of in heat transferring medium flows into the Correspondent runner that is made of each hole, angle connection sealing, to be hindered by first bezel and in the Correspondent runner of hole, angle, accumulate, when heat transferring medium is being accumulated in the Correspondent runner to a certain degree also above after dividing equally the edge of aperture, heat transferring medium will be in same orientation in the Correspondent runner each divide equally among each layer of inflow heat exchange plate that aperture is evenly distributed, thereby reach heat transferring medium in fin-plate type heat exchanger by the purpose of uniform distribution.
As further improvement of the utility model, to divide equally more than the horizontal center line that aperture is arranged on the hole, angle, heat transferring medium must fill up could flow into more than the center line of hole, the angle Correspondent runner of being made up of each hole, angle to be divided equally in the aperture and flows into runner between each heat exchange plate, even it is more to form the heat exchange plate of this fin-plate type heat exchanger like this, also can make the heat transferring medium that flows to runner between each heat exchange plate from hole, angle Correspondent runner have more uniform quality, pressure and flow.
The utility model has following advantage and good effect:
1, can be easily in hole, punching out angle when making heat exchange plate, punching out is used for the aperture of medium equipartition on predeterminated position in the lump, can be very easily in the hydraulic pressure heat exchange plate in the lump hydraulic pressure go out concaveconvex structures such as the first neighboring edge district in upper and lower board plane and the medium equipartition device and incline transition section, realizing need not to add any extra part when homogeneous media is distributed.
2, help strengthening hole, angle intensity everywhere in order because the structure around the hole, angle is concavo-convex, so this medium equipartition structure especially can be suitable for being applied in the lower fin-plate type heat exchanger that the material process is welded or soldering is made of this intensity of similar aluminium.
No matter 3, how many No.s of plates of each heat exchange plate assembling has, all can in fin-plate type heat exchanger, form uniform distribution to medium.
4, this medium equipartition device also can be suitable for simultaneously any heat transferring medium in fin-plate type heat exchanger by the requirement of uniform distribution.
5, this medium equipartition device can be advantageously used in the less fin-plate type heat exchanger in aperture, hole, angle.
6, this medium equipartition device can be applied to the mutual heat exchange of two plumes, three plumes and multiple flow and heat transferring medium carry out mutual heat exchange to angular flux or one-sided same-edge current in fin-plate type heat exchanger.
7, this medium equipartition device can also be used in the middle of every plate-fin that has hole, angle and hole, angle Correspondent runner in heat exchanger, the various heat exchangers such as board-like and stacked.
Description of drawings
Fig. 1 is for having the heat exchange plate schematic diagram of medium equipartition device among the utility model embodiment 1
Fig. 2 is the cutaway view of accompanying drawing 1 at the A-A place
Fig. 3 is for having the another kind of heat exchange plate schematic diagram of medium equipartition device among the utility model embodiment 1
Fig. 4 is the cutaway view of accompanying drawing 3 at the B-B place.
Fig. 5 has place, hole, the angle cross-sectional schematic of medium equipartition device for the utility model embodiment 1 at each heat exchange plate closed assembly and after connecting sealing
The specific embodiment
The utility model is described in further detail below with reference to accompanying drawing.
Embodiment 1
Shown in accompanying drawing 1,3, a kind of fin-plate type heat exchanger with medium equipartition device, comprise at least two heat exchange plate 1a, 1b, each heat exchange plate 1a, 1b have the upper plate plane 4 that is parallel to each other and the extension of following board plane 5 between first marginal zone 2 and second marginal zone 3, center line 6 is divided into first 11 and second portion 12 with heat exchange plate 1a, 1b, and wherein each heat exchange plate 1a, 1b comprise: first end zone 7; The second end zone 8; Central heat transfer area 9, it extends from first end zone 7 to the second end zone 8 between first marginal zone 2 and second marginal zone 3; First jiao of hole 14 and second jiao of hole 15, they pass in first end zone 7 and the second end zone 8, and heat exchange plate 1a, 1b form through hole and the adjacent separately fringe region of quilt centers on, wherein first jiao of hole 14 is positioned at 11, the second jiaos of holes 15 of first and is positioned at second portion 12; And incline transition section 10, it in first end zone 7 and the second end zone 8, extends between 14 neighboring edge districts 16, first jiao of hole and 15 neighboring edge districts 17, second jiao of hole and between 14 neighboring edge districts 16, first jiao of hole and central heat transfer area 9 respectively.
Shown in accompanying drawing 2,4, extend on upper plate plane 4 in 14 neighboring edge districts 16, first jiao of hole, 14 neighboring edge districts 16, first jiao of hole contact with following board plane 5 by incline transition section 10, is extending on the board plane 5 down in 15 neighboring edge districts 17, second jiao of hole, and 15 neighboring edge districts 17, second jiao of hole contact with upper plate plane 4 by incline transition section 10.
Shown in accompanying drawing 1,2, the first neighboring edge district 16a in first jiao of hole 14 of the first end 7 of first heat exchange plate 1a extends downward the second neighboring edge district 16c of upper plate plane 4 height faces by the first bezel 16b; On the first bezel 16b, the aperture of dividing equally 18 is arranged; The second neighboring edge district 16c is extending to the right on the upper plate plane 4 height faces near center line 6 positions, and extends upwardly to down highly faces of board plane 5 by incline transition section 10, and overlaps with 15 neighboring edge districts 17, second jiao of hole; On the first bezel 16b of heat exchange plate 1a, be equipped with branch aperture 18, divide equally the shape or the Long Circle of aperture 18, or oval, or polygon, or single, or form by a plurality of apertures 18.Divide equally aperture 18 simultaneously above the horizontal center line, below and on the horizontal center line.
Shown in accompanying drawing 3,4, the first neighboring edge district 17a in second jiao of hole 15 of the second end 8 of second heat exchange plate 1b extends upwardly to down the second neighboring edge district 17c of board plane 5 height faces by the first bezel 17b; On the first bezel 17b, the aperture of dividing equally 18 is arranged; The second neighboring edge district 17c extends to left near center line 6 positions on following board plane 5 height faces, and extends downward upper plate plane 4 height faces by incline transition section 10, and overlaps with 14 neighboring edge districts 16, first jiao of hole; On the first bezel 17b of heat exchange plate 1b, be provided with and divide equally aperture 18, divide equally the shape or the Long Circle of aperture 18, or oval, or polygon, or single, or form by a plurality of apertures 18.Divide equally aperture 18 simultaneously above the horizontal center line, below and on the horizontal center line.
As shown in Figure 5, the first heat exchange plate 1a plane Rotate 180 ° is placed under the second heat exchange plate 1b, the bottom surface of first jiao of hole 14 adjacent area 16 of the end face of last second jiao of hole 15 adjacent area 17 of the first heat exchange plate 1a and the second heat exchange plate 1b is adjacent to and is connected sealing, and the bottom surface of the first neighboring edge district 17a on the second jiao of hole 15 of the end face and the second heat exchange plate 1b of the first neighboring edge district 16a on first jiao of hole 14 of this first heat exchange plate 1a contacts and seals and make the first bezel 16c and the first bezel 17c on second jiao of hole 15 of the second heat exchange plate 1b on first jiao of hole 14 of this first heat exchange plate 1a form barrier and hole, angle Correspondent runner 13 simultaneously; Another piece first heat exchange plate 1a plane Rotate 180 ° is placed on this second heat exchange plate 1b, the end face of the second neighboring edge district 17c on the second jiao of hole 15 in the bottom surface of the second neighboring edge district 16c on first jiao of hole 14 of this first heat exchange plate 1a and this second heat exchange plate 1b contacts and seals, between this first heat exchange plate 1a second jiao of hole, 15 adjacent areas 17 and first jiao of hole of this second heat exchange plate 1a, 14 adjacent areas 16, form hole, the angle Correspondent runner 13a of space and another kind of heat transferring medium simultaneously, several heat exchange plates 1a, the connection sealing means of 1b and the like, be positioned at the first bezel 16b, dividing equally the distribution orientation of aperture 18 and distributed quantity on the 17b always helps the heat transferring medium divided equally and is accumulated and in that to accumulate the back convenient smoothly by dividing equally aperture 18 efflux angle hole Correspondent runners 13 13 li of hole, angle Correspondent runners, make the heat transferring medium in the entering angle hole Correspondent runner 13 accumulate to a certain degree also above after dividing equally the edge of aperture 18, this heat transferring medium will be in same orientation in hole, the angle Correspondent runner 13 each divide equally aperture 18 and flow into uniformly between each heat exchanger plates that constitutes by central heat transfer area 9 among the fluid layer, thereby reach heat transferring medium in fin-plate type heat exchanger by the purpose of uniform distribution; And the another kind of heat transferring medium that enters another hole, angle Correspondent runner 13a will flow directly between each heat exchanger plates that is made of central heat transfer area 9 among the fluid layer, and these two kinds of heat transferring mediums will carry out heat exchange between each layer heat exchange plate of central heat transfer area 9.
Claims (5)
1, a kind of fin-plate type heat exchanger with medium equipartition device, comprise at least two heat exchange plates, each heat exchange plate has the extension of the upper plate plane that is parallel to each other and following board plane between first marginal zone and second marginal zone, center line is divided into first and second portion with heat exchange plate, and wherein each heat exchange plate comprises: the first end zone; The second end zone; Central heat transfer area, it extends from the first end zone to the second end zone between first marginal zone and second marginal zone; First jiao of hole and second jiao of hole, they pass in first end zone and the second end zone, and heat exchange plate forms through hole and the adjacent separately fringe region of quilt centers on, and wherein first jiao of hole is positioned at first, and second jiao of hole is positioned at second portion; And incline transition section, it is respectively in first end zone and the second end zone, between neighboring edge district, first jiao of hole and neighboring edge district, second jiao of hole and between neighboring edge district, first jiao of hole and central heat transfer area, extend, it is characterized in that a periphery of angled hole at heat exchange plate is provided with medium equipartition device at least; Being set to of described medium equipartition device: the first neighboring edge district in first jiao of hole of the first end of first heat exchange plate extends downward the second neighboring edge district of upper plate plane height face by first bezel; The second neighboring edge district is extending to the right on the upper plate plane height face near the position of center line, and extends upwardly to lower plate level face by incline transition section, and overlaps with neighboring edge district, second jiao of hole; The first neighboring edge district in second jiao of hole of the second end of second heat exchange plate extends upwardly to the second neighboring edge district of lower plate level face by first bezel; The second neighboring edge district is extending to left on the lower plate level face near the position of center line, and extends downward upper plate plane height face by incline transition section, and overlaps with neighboring edge district, first jiao of hole; On first bezel of above-mentioned two heat exchange plates, be equipped with and divide equally aperture; Described heat exchange plate arranges with alternating sequence, makes to contact in the first neighboring edge district on the second jiao of hole in the first neighboring edge district on first jiao of hole of first heat exchange plate and second heat exchange plate and seal and make first bezel on first jiao of hole and first bezel on second jiao of hole to form barrier and hole, angle Correspondent runner.
2, fin-plate type heat exchanger according to claim 1 is characterized in that, described shape or the Long Circle of dividing equally aperture, or oval, or polygon.
3, fin-plate type heat exchanger according to claim 1 and 2 is characterized in that, describedly divides equally the horizontal center line top that aperture is located at the hole, angle.
4, fin-plate type heat exchanger according to claim 1 and 2 is characterized in that, describedly divides equally the horizontal center line below that aperture is located at the hole, angle.
5, fin-plate type heat exchanger according to claim 1 and 2 is characterized in that, described dividing equally on the horizontal center line position that aperture is located at the hole, angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620073547 CN200950015Y (en) | 2006-06-05 | 2006-06-05 | Rib plate heat exchanger with medium sharing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620073547 CN200950015Y (en) | 2006-06-05 | 2006-06-05 | Rib plate heat exchanger with medium sharing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200950015Y true CN200950015Y (en) | 2007-09-19 |
Family
ID=38892556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620073547 Expired - Lifetime CN200950015Y (en) | 2006-06-05 | 2006-06-05 | Rib plate heat exchanger with medium sharing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200950015Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781426A (en) * | 2019-11-08 | 2021-05-11 | 丹佛斯有限公司 | Heat exchange plate for plate heat exchanger and plate heat exchanger |
-
2006
- 2006-06-05 CN CN 200620073547 patent/CN200950015Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781426A (en) * | 2019-11-08 | 2021-05-11 | 丹佛斯有限公司 | Heat exchange plate for plate heat exchanger and plate heat exchanger |
| WO2021088921A1 (en) * | 2019-11-08 | 2021-05-14 | 丹佛斯有限公司 | Heat exchange plate for plate heat exchanger, and plate heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hongsheng Heat Exchanger Manufacturing Co., Ltd. Assignor: Niu Faqing|Ling Xiang|Jiu Zhixian Contract fulfillment period: 2008.9.27 to 2016.6.5 Contract record no.: 2008320000903 Denomination of utility model: Ribbed plate type heat exchanger with medium equipartition device Granted publication date: 20070919 License type: Exclusive license Record date: 20081014 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.9.27 TO 2016.6.5; CHANGE OF CONTRACT Name of requester: WUXI HONGSHENG HEAT EXCHANGER MANUFACTURING CO.,LT Effective date: 20081014 |
|
| ASS | Succession or assignment of patent right |
Owner name: HONGSHENG HEAT EXCHANGER MANUFACTURING CO., LTD. Free format text: FORMER OWNER: MIU ZHIXIAN Effective date: 20111108 Free format text: FORMER OWNER: LING XIANG NIU FAQING |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214091 CHAOYANG, BEIJING TO: 214091 WUXI, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20111108 Address after: 214091, No. 86, Causeway Road, Mashan Industrial Park, Binhu District, Jiangsu, Wuxi Patentee after: Hongsheng Heat Exchanger Manufacturing Co., Ltd. Address before: 214091 Beijing City, Chaoyang District Xinyuan Ricci on the third floor two unit 15 Co-patentee before: Ling Xiang Patentee before: Jiu Zhixian Co-patentee before: Niu Faqing |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20070919 Effective date of abandoning: 20130122 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20070919 Effective date of abandoning: 20130122 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |