CN103471435A - Connected box-shaped laminating heat exchanger - Google Patents
Connected box-shaped laminating heat exchanger Download PDFInfo
- Publication number
- CN103471435A CN103471435A CN2013104395778A CN201310439577A CN103471435A CN 103471435 A CN103471435 A CN 103471435A CN 2013104395778 A CN2013104395778 A CN 2013104395778A CN 201310439577 A CN201310439577 A CN 201310439577A CN 103471435 A CN103471435 A CN 103471435A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- heat
- box
- sealed attachment
- front apron
- 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
Links
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a connected box-shaped laminating heat exchanger. Each single box-shaped laminating heat exchanger consists of a plurality of heat exchange plate fins which are in the shape of an inclined edge box and can be laminated together, wherein angular holes through which a heat exchange medium can flow and heat exchange devices which can perform inter-wall heat exchange are arranged in each single box-shaped laminating heat exchanger; the angular holes in the heat exchangers are distributed in the two ends of each heat exchange plate fin; the heat exchange devices are positioned on the middle parts of the heat exchange plate fins; a front baffle plate, a rear baffle plate and a rear reinforcing plate which are hermetically linked with each single box-shaped laminating heat exchanger are arranged on the single box-shaped laminating heat exchanger; the materials of the front baffle plate, the rear baffle plate and the rear reinforcing plate are much thicker than the material of the heat exchange plate fins. The connected box-shaped laminating heat exchanger is characterized in that the single box-shaped laminating heat exchangers with the front baffle plates, the rear baffle plates and the rear reinforcing plates are hermetically linked together, and a linked wall plate with enough thickness is formed at the end of a heat exchange medium passage in a hermetical linkage form.
Description
Technical field
The present invention relates to a kind of heat exchanger, relate in particular to the stacked heat exchanger of a kind of conjuncted box-like.
Background technology
The stacked heat exchanger of box-like refers to that a plurality of heat exchange plates that edge is inclined-plane are sequentially stacked, the mutual sealed attachment in the inclined-plane at each heat exchange plate edge together, in the stacked heat exchanger of box-like inside, having can be for the hole, angle of heat transferring medium circulation and the heat-exchanger rig that carries out the partition heat exchange, angle pore size distribution in heat exchanger is at the two ends of each heat exchange plate, and heat-exchanger rig is positioned at the heat exchange plate middle part.
The weak point of the stacked heat exchanger of above-mentioned this class box-like is, when the stacked heat exchanger of this class box-like adopts the such material manufacture of similar aluminium, be applied in freezing dryer for compressed air, and require the compressed air preheating section with together with compressed air coolant refrigeration section is conjuncted the time, because the bearing capacity of aluminium matter heat exchange plate is limited, the end at refrigerant passage, only rely on the aluminium plate thickness at place, hole, aluminium heat exchange plate angle, can not resist the impact of refrigerant operating pressure, can not effectively make place, hole, heat exchanger angle and whole heat exchanger there is enough anti-burst pressure capability and anti-fatigue ability.
Summary of the invention
The objective of the invention is the material such with similar aluminium and manufacture the stacked heat exchanger of box-like, and while being applied to the conjuncted heat exchanger in freezing dryer for compressed air, its structure, when meeting the heat exchange requirement, still has ability and the anti-fatigue ability of enough anti-burst pressure.
The objective of the invention is to adopt following scheme to realize, the stacked heat exchanger of a kind of conjuncted box-like, wherein the stacked heat exchanger of each monomer box-like has the bevel edge box-like and heat exchange plate that can be mutually stacked together forms by a plurality of, in the stacked heat exchanger of each monomer box-like inside, having can be for the hole, angle of heat transferring medium circulation and the heat-exchanger rig that carries out the partition heat exchange, angle pore size distribution in heat exchanger is at the two ends of each heat exchange plate, heat-exchanger rig is positioned at the heat exchange plate middle part, on the stacked heat exchanger of each monomer box-like, the front apron together with its sealed attachment is all arranged, backboard and rear stiffener, this front apron, the material thickness of backboard and rear stiffener is thick more a lot of than the material thickness of heat exchange plate, it is characterized in that, will be with front apron, the conjuncted sealed attachment of the stacked heat exchanger of each monomer box-like of backboard and rear stiffener together, form the conjuncted wallboard with adequate thickness by the sealed attachment form in the heat exchanging medium passage end.
Will be with the stacked heat exchanger sealed attachment of two box-likes of front apron, backboard and rear stiffener together, its mode be by have adequate thickness two heat exchangers the front apron sealed attachment together, form the conjuncted wallboard with two front apron thickness by the sealed attachment form in the heat exchanging medium passage end.
Will be with the stacked heat exchanger sealed attachment of two box-likes of front apron, backboard and rear stiffener together, its mode is by stiffener sealed attachment after having two heat exchangers of adequate thickness together, forms the conjuncted wallboard of stiffener and two backboard thickness after having by two by the sealed attachment form in the heat exchanging medium passage end.
Will be with the stacked heat exchanger sealed attachment of two box-likes of front apron, backboard and rear stiffener together, its mode is by together with the rear stiffener sealed attachment of the front apron of a heat exchanger and another heat exchanger, forms the conjuncted wallboard with adequate thickness by the sealed attachment form in the heat exchanging medium passage end.
Will be with the stacked heat exchanger sealed attachment of a plurality of box-likes of front apron, backboard and rear stiffener together, its mode is by the front apron of these heat exchangers and rear stiffener, according to desired mode and quantity, make between front apron separately and rear stiffener mutually sealed attachment together, form multipaths heat exchange form, the passage end of turning back in flow process forms the conjuncted wallboard with adequate thickness.
At the angle of the heat exchanging medium passage end, Kong Chu is added with certain thickness interior lining panel.
A segmentation separated for gas, liquid is arranged between the stacked heat exchanger of the box-like by conjuncted, this segmentation is together with the stacked heat exchanger sealed attachment of the monomer box-like of its forward and backward position, in this segmentation, the liquid in gas is separated and is excluded outside this segmentation.
By the stacked heat exchanger of conjuncted box-like inside, the distance between plates runner height between each heat exchange plate, can select one of same plate spacing runner height, different these two kinds of modes of distance between plates runner height, and by these two kinds of mutual Combination application of distance between plates runner height.
In the stacked heat exchanger of conjuncted box-like, mutually sealed attachment form together refers to a kind of the carrying out adopted in soldering, welding, bonding, these four kinds of modes of sealing joint strip, and above-mentioned four kinds of dissimilar connection forms are combined mutually.
The present invention has the following advantages and good effect:
1, the stacked heat exchanger of the conjuncted box-like of this class can be applied in freezing dryer for compressed air, and its structure, when meeting the heat exchange requirement, still has ability and the anti-fatigue ability of enough anti-burst pressure.
2, the stacked heat exchanger of the conjuncted box-like of this class can also be applied in the heat exchange form of two of heat transferring medium needs and the mutual heat exchange of two above multipaths, its structure, when meeting the heat exchange requirement, still has ability and the anti-fatigue ability of enough anti-burst pressure.
3, conjuncted each monomer box-like stacked heat exchanger itself together, its heat exchange form can change alone, the monomer heat exchanger inside of each monomer heat exchanger together with another phase interconnected body can differ widely, can be all respectively to angular flux or heat exchange mode that be same-edge current, can certain heat exchanger be also the heat exchange mode to angular flux, another conjuncted heat exchanger be the heat exchange mode of same-edge current with it.Simultaneously, the runner height that can also make certain heat exchanger inside there are different distances between plates, and the inside of another conjuncted heat exchanger is the runner height with same plate spacing with it.
4, conjuncted like this heat exchanger can adopt the mode of soldering, and disposable integral creates.
The accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described.
The stacked heat exchanger schematic perspective view of Fig. 1 monomer box-like
The A-A generalized section of Fig. 2 Fig. 1
The front apron sealed attachment of two heat exchangers of Fig. 3 together
The backboard of two heat exchangers of Fig. 4 and rear stiffener sealed attachment are together
The front apron of Fig. 5 heat exchanger is together with the backboard of another heat exchanger and rear stiffener sealed attachment
A segmentation separated for gas, liquid is arranged between the conjuncted stacked heat exchanger of box-like of Fig. 6
The stacked heat exchanger sealed attachment of a plurality of box-likes of Fig. 7 forms the heat exchange form of multipaths together
The specific embodiment
Below in conjunction with embodiment and diagram, be described further.
In Fig. 11 means a stacked heat exchanger of monomer box-like, the heat transferring medium of this heat exchanger inside adopts the heat exchange mode of same-edge current, from this solid heat exchanger surface, can find out, upper and lower in the left side of its front apron have two through holes and a pipeline thereof, this pipeline can be thought through hole and the pipeline of a certain heat transferring medium X into and out of this heat exchanger, and in contrast the circulation duct of the another kind of heat transferring medium Y of heat exchange in this front apron back, do not have corresponding through hole on this front apron, ad hoc A-A section illustrates the pipeline of this front apron back for this reason.
Fig. 2 has meaned the A-A section of Fig. 1, wherein 2 mean backboard, 3 mean runner and the heat-exchanger rig of circulation heat transferring medium Y, 4 mean rear stiffener, 5 mean front apron, in this section, there is no through hole on front apron 5, 6 mean the heat exchange plate with bezel and crimping, the interior lining panel that 7 places, hole, passage end angle that are illustrated in heat transferring medium Y add, 8 mean hole, angle backing plate section N, 9 mean hole, angle backing plate section M, 10 mean runner and the heat-exchanger rig of another kind of heat transferring medium X, 11 mean the hole, angle on heat exchange plate, 12 mean the passage end of heat transferring medium Y, 13 mean the passage of heat transferring medium Y, 14 mean heat transferring medium Y.From Fig. 2, can think, heat transferring medium Y from the backboard of this section of heat exchanger bottom and enter heat exchanger in the stiffener through hole, through passage 13 and through the passage end 12, be subject to stopping of interior lining panel 7 and front apron 5, turn in runner and heat-exchanger rig 3, and from the upper channel of this section of heat exchanger and backboard and flow out in the stiffener through hole.
Fig. 3 has meaned two stacked heat exchanger front aprons of box-like sealed being linked together Face to face, from this section, can find out, the front apron 5 of two heat exchangers and interior lining panel 7 have formed the conjuncted wallboard that has adequate thickness for heat transferring medium Y passage 13, on the passage end 12 of heat transferring medium Y, the area that its channel diameter produces is according to existing machinery standard, at least should bear the operating pressure more than four times, and do not allow to occur any deformation and failure, the operating pressure of setting this heat transferring medium Y at this is less than or equal to 2.5Mpa, anti-breakdown pressure more than four times is more than 10Mpa (100kg) at least so, the represented conjuncted wallboard 5+5 to this Fig. 3, comprise interior lining panel 7+7, can be considered to have enough thickness, after integral sealing connects, can quadruply resist operating pressure and the impulsive force produced in heat transferring medium Y passage fully.
Fig. 4 has meaned the backboard 2 of two stacked heat exchangers of box-like and rear stiffener 4 sealed attachment together, in the face of the passage 13 of heat transferring medium Y and the conjuncted wallboard that the end 12 will produce adequate thickness thereof.
The front apron 5 that Fig. 5 has meaned a stacked heat exchanger of box-like is together with the backboard 2 and rear stiffener 4 sealed attachment of the stacked heat exchanger of another box-like, in the face of the passage 13 of heat transferring medium Y and the conjuncted wallboard that the end 12 will produce adequate thickness thereof.
Fig. 6 has meaned that the stacked heat exchanger sealed attachment of a plurality of box-likes forms the heat exchange form of multipaths together, four heat exchangers of Fig. 6 are together conjuncted, formed the heat exchange character with four flow processs, wherein 15 mean the multipaths reentrant pathway, and 16 mean the multipaths reentrant pathway end, and 17 mean the heat transferring medium with four flow processs, as can be seen from Figure 6, at all passage ends 16 places, the conjuncted wallboard of adequate thickness is all arranged, and the conjuncted position difference of each heat exchanger.
Fig. 7 is illustrated between the stacked heat exchanger of conjuncted box-like the segmentation 18 that has to separate for gas, liquid, and the effect of this segmentation 18 is separation and the discharges in the gaseous state heat transferring medium, containing liquid substance.In Fig. 7, shown that this segmentation 18 is that sealed attachment is between the front apron of two heat exchangers, in the conjuncted form of heat exchanger that in fact these segmentation 18 sealed attachment can also be showed at Fig. 4, Fig. 5, Fig. 6, just need to change stiffener 4 after upper and lower two into a monoblock, with assembling and the sealed attachment that adapts to segmentation 18.
Here it should be noted that, for fear of repeating, in Fig. 2,3,4,5,6,7, do not mean from stacked heat exchanger front apron upper and lower two through holes in left side of this monomer box-like of Fig. 1 and pipeline thereof into and out of heat transferring medium X.Simultaneously, in Fig. 3,4,5,6, in conjuncted another heat exchanger section together, also do not mark corresponding heat transferring medium and the type of flow thereof.For fear of repeating, do not express the circulation duct that the gaseous state heat transferring medium enters segmentation 18 in Fig. 6.
In addition, in all diagrams, between the heat exchange plate of all heat exchangers inside, all according to same plate spacing runner height, describe and state, its tangible heat exchanger inside can also adopt different distance between plates runner height.
In all diagrams, hole, angle sealing means adopts the mode of hole, angle backing plate, its tangible heat exchanger inside, and Qi Jiao hole sealing means can also adopt has upper plane angle hole and hole, lower plane angle and transition inclined-plane, adopts and has Jiao hole, high and low plane sealing means.
In above-mentioned heat exchanger, in fluid passage between various heat exchange plates, heat-exchanger rig is arranged, these heat-exchanger rigs include the water conservancy diversion form, these heat-exchanger rigs are together with close-coupled between heat exchange plate, its heat-exchanger rig is a kind of in the orderly concavo-convex bubble form of corrugated form, fin configuration, arrangement, turbulence plate form, peg form, these six kinds of modes of crimping form, and above-mentioned six kinds of dissimilar heat-exchanger rigs are combined mutually.
Claims (8)
1. the stacked heat exchanger of conjuncted box-like, wherein the stacked heat exchanger of each monomer box-like has the bevel edge box-like and heat exchange plate that can be mutually stacked together forms by a plurality of, in the stacked heat exchanger of each monomer box-like inside, having can be for the hole, angle of heat transferring medium circulation and the heat-exchanger rig that carries out the partition heat exchange, angle pore size distribution in heat exchanger is at the two ends of each heat exchange plate, heat-exchanger rig is positioned at the heat exchange plate middle part, on the stacked heat exchanger of each monomer box-like, the front apron together with its sealed attachment is all arranged, backboard and rear stiffener, this front apron, the material thickness of backboard and rear stiffener is thick more a lot of than the material thickness of heat exchange plate, it is characterized in that, will be with front apron, the conjuncted sealed attachment of the stacked heat exchanger of each monomer box-like of backboard and rear stiffener together, form the conjuncted wallboard with adequate thickness by the sealed attachment form in the heat exchanging medium passage end.
2. heat exchanger according to claim 1, it is characterized in that, will be with the stacked heat exchanger sealed attachment of two box-likes of front apron, backboard and rear stiffener together, its mode be by have adequate thickness two heat exchangers the front apron sealed attachment together, form the conjuncted wallboard with two front apron thickness by the sealed attachment form in the heat exchanging medium passage end.
3. heat exchanger according to claim 1, it is characterized in that, will be with the stacked heat exchanger sealed attachment of two box-likes of front apron, backboard and rear stiffener together, its mode is by stiffener sealed attachment after having two heat exchangers of adequate thickness together, forms the conjuncted wallboard of stiffener and two backboard thickness after having by two by the sealed attachment form in the heat exchanging medium passage end.
4. heat exchanger according to claim 1, it is characterized in that, will be with the stacked heat exchanger sealed attachment of two box-likes of front apron, backboard and rear stiffener together, its mode is by together with the rear stiffener sealed attachment of the front apron of a heat exchanger and another heat exchanger, forms the conjuncted wallboard with adequate thickness by the sealed attachment form in the heat exchanging medium passage end.
5. according to claim 1,2,3,4 described heat exchangers, it is characterized in that, will be with the stacked heat exchanger sealed attachment of a plurality of box-likes of front apron, backboard and rear stiffener together, its mode is by the front apron of these heat exchangers and rear stiffener, according to desired mode and quantity, make between front apron separately and rear stiffener sealed attachment mutually together, form multipaths heat exchange form, the passage end of turning back in flow process forms the conjuncted wallboard with adequate thickness.
6. heat exchanger according to claim 1, is characterized in that, at the angle of the heat exchanging medium passage end, Kong Chu is added with certain thickness interior lining panel.
7. heat exchanger according to claim 1, is characterized in that, a segmentation separated for gas, liquid is arranged between the stacked heat exchanger of the box-like by conjuncted, and this segmentation is together with the stacked heat exchanger sealed attachment of the monomer box-like of its forward and backward position.
8. heat exchanger according to claim 1, it is characterized in that, in the stacked heat exchanger of conjuncted box-like, mutually sealed attachment form together refers to a kind of the carrying out adopted in soldering, welding, bonding, these four kinds of modes of sealing joint strip, and above-mentioned four kinds of dissimilar connection forms are combined mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310439577.8A CN103471435B (en) | 2013-09-25 | 2013-09-25 | Conjuncted box-like is laminated heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310439577.8A CN103471435B (en) | 2013-09-25 | 2013-09-25 | Conjuncted box-like is laminated heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103471435A true CN103471435A (en) | 2013-12-25 |
| CN103471435B CN103471435B (en) | 2018-01-30 |
Family
ID=49796390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310439577.8A Active CN103471435B (en) | 2013-09-25 | 2013-09-25 | Conjuncted box-like is laminated heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103471435B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712494A (en) * | 2014-01-09 | 2014-04-09 | 缪志先 | Integral-box-shaped stacked heat exchanger with gas-liquid separation device |
| CN107218830A (en) * | 2016-12-14 | 2017-09-29 | 刘启春 | There is the box-like stacking heat exchanger of sealing barrier structure on certain backing plate |
| CN109119718A (en) * | 2017-06-22 | 2019-01-01 | 中航光电科技股份有限公司 | Battery heat sink and its manufacturing method and the battery pack for using battery heat sink |
| CN113318466A (en) * | 2019-07-02 | 2021-08-31 | 江苏远卓设备制造有限公司 | Implementation method of plate-type evaporator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001272194A (en) * | 2000-03-29 | 2001-10-05 | Hisaka Works Ltd | Plate type heat exchanger |
| CN2884067Y (en) * | 2006-03-09 | 2007-03-28 | 缪志先 | Ribbed plate type heat exchanger |
| CN201387249Y (en) * | 2009-04-10 | 2010-01-20 | 贵州贵航汽车零部件股份有限公司永红散热器公司 | Novel ribbed plate type oil radiator |
| CN201392119Y (en) * | 2009-04-23 | 2010-01-27 | 浙江银轮机械股份有限公司 | Plate-fin cooler with strip seal structure |
| CN201621983U (en) * | 2010-03-01 | 2010-11-03 | 中国北方车辆研究所 | Plate type heat exchanger |
| CN101995178A (en) * | 2009-08-14 | 2011-03-30 | 赵亨锡 | Welding plate type heat exchanger |
| CN202869324U (en) * | 2012-08-29 | 2013-04-10 | 江苏宝得换热设备有限公司 | Plate heat exchanger |
| CN203629384U (en) * | 2013-09-25 | 2014-06-04 | 缪志先 | Connected box-shaped stacked heat exchanger |
-
2013
- 2013-09-25 CN CN201310439577.8A patent/CN103471435B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001272194A (en) * | 2000-03-29 | 2001-10-05 | Hisaka Works Ltd | Plate type heat exchanger |
| CN2884067Y (en) * | 2006-03-09 | 2007-03-28 | 缪志先 | Ribbed plate type heat exchanger |
| CN201387249Y (en) * | 2009-04-10 | 2010-01-20 | 贵州贵航汽车零部件股份有限公司永红散热器公司 | Novel ribbed plate type oil radiator |
| CN201392119Y (en) * | 2009-04-23 | 2010-01-27 | 浙江银轮机械股份有限公司 | Plate-fin cooler with strip seal structure |
| CN101995178A (en) * | 2009-08-14 | 2011-03-30 | 赵亨锡 | Welding plate type heat exchanger |
| CN201621983U (en) * | 2010-03-01 | 2010-11-03 | 中国北方车辆研究所 | Plate type heat exchanger |
| CN202869324U (en) * | 2012-08-29 | 2013-04-10 | 江苏宝得换热设备有限公司 | Plate heat exchanger |
| CN203629384U (en) * | 2013-09-25 | 2014-06-04 | 缪志先 | Connected box-shaped stacked heat exchanger |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712494A (en) * | 2014-01-09 | 2014-04-09 | 缪志先 | Integral-box-shaped stacked heat exchanger with gas-liquid separation device |
| CN107218830A (en) * | 2016-12-14 | 2017-09-29 | 刘启春 | There is the box-like stacking heat exchanger of sealing barrier structure on certain backing plate |
| CN109119718A (en) * | 2017-06-22 | 2019-01-01 | 中航光电科技股份有限公司 | Battery heat sink and its manufacturing method and the battery pack for using battery heat sink |
| CN113318466A (en) * | 2019-07-02 | 2021-08-31 | 江苏远卓设备制造有限公司 | Implementation method of plate-type evaporator |
| CN113318466B (en) * | 2019-07-02 | 2022-07-12 | 江苏远卓设备制造有限公司 | Implementation method of plate-type evaporator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103471435B (en) | 2018-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11002469B2 (en) | Integral heat superconducting plate heat exchanger and fabrication method therefor | |
| CN105339753B (en) | Cool storage material container | |
| JP6073561B2 (en) | Cold storage heat exchanger | |
| CN103471435A (en) | Connected box-shaped laminating heat exchanger | |
| CN101619939B (en) | Heat exchanger | |
| CN104833136B (en) | Heat exchanger | |
| JP6183100B2 (en) | Cold storage heat exchanger | |
| CN106574810B (en) | Condenser | |
| JP2010112670A (en) | Evaporator with cold storage function | |
| JP2018532093A (en) | Heat exchanger | |
| CN203629384U (en) | Connected box-shaped stacked heat exchanger | |
| CN102829665A (en) | Multi-runner aluminum flat pipe for heat radiation | |
| CN2884067Y (en) | Ribbed plate type heat exchanger | |
| JP2018536835A (en) | Header pipe and heat exchanger for heat exchanger | |
| CN102759229A (en) | Novel refrigerator refrigerating evaporator | |
| JP6069921B2 (en) | Four-way valve | |
| JP2010243066A (en) | Cold storage heat exchanger | |
| CN104296563A (en) | Flat-tube refrigerant core structure | |
| CN203249430U (en) | Laminated evaporator | |
| CN103471445A (en) | Finned heat exchange tube | |
| CN202813897U (en) | Heat exchanger with micro-channels | |
| CN203719248U (en) | Parallel flow heat exchanger | |
| CN104930876A (en) | Heat exchanger of multiple refrigerating fluid channels | |
| CN202109796U (en) | Sediment-free brazing plate heat exchanger | |
| CN204006808U (en) | Gas-liquid separated evaporimeter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |