CN201180651Y - Combination type carbon dioxide expansion compressor - Google Patents
Combination type carbon dioxide expansion compressor Download PDFInfo
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- CN201180651Y CN201180651Y CNU2008200285932U CN200820028593U CN201180651Y CN 201180651 Y CN201180651 Y CN 201180651Y CN U2008200285932 U CNU2008200285932 U CN U2008200285932U CN 200820028593 U CN200820028593 U CN 200820028593U CN 201180651 Y CN201180651 Y CN 201180651Y
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- compressor
- piston
- cylinder
- spherical
- main shaft
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 8
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims abstract description 28
- 230000006835 compression Effects 0.000 description 12
- 238000007906 compression Methods 0.000 description 12
- 238000007789 sealing Methods 0.000 description 7
- 239000002131 composite material Substances 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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Abstract
The utility model discloses a combined carbon dioxide expansion compressor which is formed by combining a spherical expansion compressor with a rolling rotor compressor. An eccentric structure is arranged on a main shaft (8) of the spherical expansion compressor. The eccentric structure serves as the rotor for the rolling rotor compressor. The rotor cylinder (13) of the rolling rotor compressor is positioned between a spherical expansion compressor cylinder (1) and a main shaft frame (7). An air inlet (104) and an air outlet (105) are formed on the rotor cylinder (13). The rotor cylinder is also provided with a slip sheet (14) and a slip sheet spring (15). An exhaust valve (16) is arranged on the air outlet (105). The rolling rotor compressor is defined between the main shaft frame (7) and the cylinder (1). The main shaft (8) is supported by the main shaft holes on the main shaft frame (7) and the spherical expansion compressor cylinder (1). The combined carbon dioxide expansion compressor has the advantages of compact structure, stable and smooth operation, and high efficiency.
Description
Technical field
The utility model relates to a kind of compressor, particularly relates to the expansion compressor capable that a kind of spherical expansion compressor capable and rolling rotor-type combine.
Background technique
At CO
2Stride that employed expansion compressor capable all faces the big operating conditions of operating pressure differential in the critical refrigeration cycle, the 5-10 of normally traditional working medium refrigeration cycle operating pressure differential doubly.Patent No. application number be 200610104569.8 and the patent No. be the disclosed spherical expansion compressor capable of Chinese patent of ZL200620079799.9, can be applied to CO preferably
2Stride critical cycle, have more having a few.But have the big shortcoming of main-shaft torque fluctuation when its discharge capacity increases to a certain degree, its structure is not compact in addition, especially has around the main shaft than large space and does not utilize.
Therefore how to reduce the main-shaft torque fluctuation of spherical expansion compressor capable and make its structure more compactness be an of great value research direction.
Summary of the invention
Purpose of the present invention is exactly on the basis of patent 200610104569.8, ZL200620079799.9 and existing rolling rotor type compressor manufacturing technology, develop a kind of expansion compressor capable that is combined by spherical expansion compressor capable and rolling rotor type compressor, this expansion compressor capable can be used for CO
2The refrigeration cycle of working medium.
The carbon dioxide expanded compressor of combined type, combine by spherical expansion compressor capable and rolling rotor type compressor, it is characterized in that: an eccentric structure is arranged on the main shaft of spherical expansion compressor capable, this eccentric structure is as the rotor of rolling rotor type compressor, the rotor cylinder of rolling rotor type compressor is between spherical expansion compressor capable cylinder body and spindle carrier, rotor cylinder is provided with inlet hole and exhaust port, and slide plate and sliding blade spring be housed, on exhaust port, be provided with outlet valve, between the spindle carrier of spherical expansion compressor capable and cylinder body, form rolling rotor type compressor; Main shaft is supported by the spindle hole on spindle carrier and the spherical expansion compressor capable cylinder body, and rolling rotor type compressor begins to compress the starting point that the starting point of working medium and spherical expansion compressor capable begin to compress working medium and differ several angle on the main axis rotation direction;
Usually the rolling rotor type compressor starting point that begins to compress working medium and the spherical expansion compressor capable starting point that begins to compress working medium differs 180 and spends on the main axis rotation direction;
Described spherical expansion compressor capable is that secondary compression one-level expands, in composite structure, rolling rotor type compressor as first order compression, spherical expansion compressor capable expands as the second level, third level compression and one-level;
Also swing-rotor type, sliding vane and various cycloid formula compressor with this identical mode and spherical expansion compressor capable combination, can be formed the carbon dioxide expanded compressor of combined type.
Advantage of the present invention:
(1) compact structure: owing to utilized spherical expansion compressor capable spindle hole space on every side, increased the one-level compression, can increase discharge capacity and make compact integral structure;
(2) the running smoothness is good: the several angle because the starting point with third level compression beginning of the starting point of first order compression beginning and second level compression has staggered on the sense of rotation of main shaft, so the torque ripple of main shaft is little, complete machine oscillation is little, and noise is low;
(3) efficient height: owing to increased the one-level compression, reduced compression power consumption, simultaneously owing to the little electric efficiency that improved of main-shaft torque fluctuation, so the overall efficiency height with very little structural modification.
Description of drawings
Fig. 1: embodiment's composite structure sectional drawing;
Fig. 2: A-A sectional drawing among Fig. 1;
Fig. 3: casing sectional drawing in the composite structure among the embodiment;
Fig. 4: K-K sectional drawing among Fig. 3;
Fig. 5: rotor cylinder plan view;
Fig. 6: M is to view among Fig. 5;
Fig. 7: N is to view among Fig. 5;
Fig. 8: E-E sectional drawing among Fig. 3;
Fig. 9: F-F sectional drawing among Fig. 3;
Figure 10: G-G sectional drawing among Fig. 3;
Figure 11: the piston plan view of spherical expansion compressor capable among the embodiment;
Figure 12: the piston left view of spherical expansion compressor capable among the embodiment;
Figure 13: the piston hinge support plan view of spherical expansion compressor capable among the embodiment;
Figure 14: the piston hinge support left view of spherical expansion compressor capable among the embodiment;
Figure 15: slide block plan view;
Figure 16: slide block left view;
Figure 17: piston and piston hinge support combined front view among the embodiment;
Figure 18: piston and piston hinge support combination left view;
Figure 19: embodiment's turntable plan view;
Figure 20: embodiment's turntable left view;
Figure 21: embodiment's turntable plan view;
Figure 22: main shaft plan view;
Among the figure: the 1-cylinder body; The 2-cylinder cap; The 3-piston; The 4-centrepin; The 5-rotating disk; The 6-spherical bearing; The 7-spindle carrier; The 8-main shaft; The 9-attachment screw; The 10-piston hinge support; The 11-positioning screwn; The 12-slide block; The 13-rotor cylinder; The 14-slide plate; The 15-sliding blade spring; The 16-outlet valve; 17-valve block limiting stopper; The 18-gas valve screw; 19-hood shell;
The intake and exhaust channel of the V1 of 101-working room, the V2 of working room; The intake and exhaust channel of the V3 of 102-working room, the V4 of working room; The intake and exhaust channel of the V5 of 103-working room, the V6 of working room; The 104-inlet hole; The 105-exhaust port;
The V1 of 201-working room; The V2 of 202-working room; The V3 of 203-working room; The V4 of 204-working room; The V5 of 205-working room; The V6 of 206-working room; The V7 of 207-working room; The V8 of 208-working room;
The 301-A air flue; The 302-B air flue; The 303-C air flue.
Embodiment
As shown in Figure 1 and Figure 2, this compressor is combined by spherical expansion compressor capable and compressor with rolling rotor; On the main shaft 8 of spherical expansion compressor capable an eccentric structure is arranged, this eccentric structure is as the rotor of rolling rotor type compressor, the rotor cylinder 13 of rolling rotor type compressor is between spherical expansion compressor capable cylinder body 1 and spindle carrier 7, rotor cylinder 13 is provided with inlet hole 104 and outlet valve 16, and slide plate 14 and sliding blade spring 15 be housed, between the spindle carrier 7 of spherical expansion compressor capable and cylinder body 1, form rolling rotor type compressor; Main shaft 8 is supported by the spindle hole on spindle carrier 7 and the spherical expansion compressor capable cylinder body 1; Spindle carrier 7, rotor cylinder 13 are connected by attachment screw 9 on the flange of cylinder body 1, and chassis cover 19 is cylindric, and the flange of structure shape and rotor cylinder, cylinder body 1, the profile of spindle carrier are suitable;
As Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Figure 7, rotor cylinder 13 is a circle structure, the dead in line of the center line of annulus and main shaft 8, rotor cylinder 13 is provided with inlet hole 104 and exhaust port 105, inlet hole 104 is directly open-minded on the annulus wall, exhaust port 105 sinks to the recessed cavity bottom of the sidewall of annulus and open-minded on the annulus wall, outlet valve 16 and valve block positioning block 17 are housed on the exhaust port 105, outlet valve 16 and valve block positioning block 17 place in the above-mentioned cavity, are fixed on the bottom of cavity by gas valve screw 18;
As Fig. 1, Fig. 2, shown in Figure 22, main shaft 8 be an eccentric structure, with cylinder body 1 on the round center line of spindle hole cooperation place overlap with spindle centerline, with rotor cylinder tangent be an eccentric cylinder with respect to rotor cylinder 13, the center line of cylinder is parallel with the center line of main shaft, slide plate 14 is fitted on the main shaft cylindrical all the time by sliding blade spring 15, forms the suction chamber 207 and the exhaust chamber 208 of compressor with rolling rotor when main shaft 8 rotates like this between rotor cylinder and main shaft.
As shown in Figure 1, described spherical expansion compressor capable comprises parts such as cylinder cap 2, cylinder body 1, piston 3, rotating disk 5, centrepin 4, main shaft 8, spindle carrier 7, cylinder body 1 links to each other by screw with cylinder cap 2 and forms spherical inner chamber, piston 3 has spherical end face, go out a piston shaft at spherical end face central projection, a piston pin boss is arranged at the bottom of piston 3, and corresponding piston shaft has a piston axis hole on the cylinder cap 2, piston 3 is packed into free to rotate in the piston axis hole, and the spherical end face and the above-mentioned spherical inner chamber of piston 3 fit; The top of rotating disk 5 is relative with piston pin boss should a rotating disk key seat, the down outstanding turntable shaft of the lower end surface mediad of rotating disk 5, and the spherical of rotating disk 5 and described spherical inner chamber fit; Piston hinge support 10 is connected as a single entity by positioning screwn 11 with piston pin boss, referring to Figure 17, Figure 18, is combined to form the cylinder hinges with the rotating disk key seat, and centrepin 4 inserts pin-and-hole formation two ends and has the cylindrical hinge of spherical end surface; Spindle carrier 7 is for the rotation of main shaft 8 provides support, and an end of main shaft 8 is an eccentric mechanism, and eccentric mechanism is positioned at cylinder body 1 and links to each other by spherical bearing 6 with turntable shaft, and the other end links to each other with power mechanism, for the expansion compressor capable transfiguration provides power; The upper end shape of the lower end of piston 3 and rotating disk 5 matches, piston pin boss and rotating disk key seat match, when main shaft 8 rotates, piston 3 relative rotating disk 5 swings, cylinder hinge both ends of the surface, rotating disk sphere, the spherical end face of piston form sealing movingly with described spherical inner chamber respectively, and piston 3 and rotating disk 5 are connected to form sealing movingly by the cylinder hinge;
The upper-end surface of the lower end surface of piston 3 and rotating disk 5 is the plane, piston 3 and rotating disk 5 form the V1 of working room 201 and the V2 of working room 202 of volume alternate between the lower end surface of the upper-end surface of rotating disk 5, piston 3, the planar end surface of piston hinge support 10 and the spherical inner chamber when centrepin 4 relative swings; Form the V3 of working room 203 and the V4 of working room 204 of volume alternate between the planar end surface of the side of slide block 12, the side of fan-shaped slideway and piston hinge support 10; The toric fan-shaped bump of rotating disk key seat is swung in the fan-shaped cavity of piston pin boss semicylindrical opening, forms the V5 of working room 205 and the V6 206 of volume alternate between the planar end surface of the side of the side of fan-shaped bump, fan-shaped cavity and piston hinge support 10.
As shown in Figure 3, on the spherical inner chamber of cylinder body 1 and cylinder cap 2 formation, be respectively equipped with the intake and exhaust channel of each working room, intake and exhaust channel is located on the spherical inner chamber internal surface of cylinder body 1 and cylinder cap 2, be arranged in perpendicular in the annular space of piston axis and be communicated with outside the cylinder, Fig. 8-Figure 10 is respectively E-E among Fig. 3, F-F, the G-G sectional drawing, the F-F section is the V1 of working room 201, the structural representation of the intake and exhaust channel 101 of the V2 of working room 202, the E-E section is the V5 of working room 205, the structural representation of the intake and exhaust channel 103 of the V6 of working room 206, G-G section are the V3 of working room 203, the structural representation of the intake and exhaust channel 102 of the V4 of working room 204.
Piston 3 has spherical end face, at the outstanding piston shaft of the central authorities of spherical end face, one piston pin boss is arranged at the bottom of piston 3, piston pin boss is one to form the semicylindrical opening that Open Side Down at piston lower surface, axial direction at the top of the inner circumference of semicylindrical opening along semicylindrical opening has a recessed fan-shaped cavity, this fan-shaped cavity is along the axial perforation of semicylindrical opening, with the cross section of the axis normal of semicylindrical opening on be fan-shaped; The axis normal of semi-circular ring is in piston shaft and the center by spherical inner chamber; The both ends of the surface of semi-circular ring are the plane that is parallel to each other, and tapped hole is arranged on the plane; The lower end surface of piston is the plane; As Figure 11, shown in Figure 12, Figure 11 is the piston plan view; Figure 12 piston left view.
One end of piston hinge support 10 is the plane, the other end is a sphere, sphere and described spherical inner chamber sphere match, the planar end surface of piston hinge support 10 and side view and piston pin boss two ends and rotating disk key seat two-end structure match, there is a cylinder pin hole in sphere central authorities, and the size of cylinder pin hole and centrepin 4 match; As Figure 13, shown in Figure 14, Figure 13 is the piston hinge support plan view; Figure 14 is the piston hinge support left view.
Piston 3 is fixedly linked by positioning screwn 11 with piston hinge support 10, forms the sphere that matches with spherical inner chamber in two outer ends of piston pin boss and rotating disk key seat, and Figure 17 is piston and piston hinge support combined front view; Figure 18 is piston and piston hinge support combination left view;
Figure 19 is the rotating disk plan view, Figure 20 is the rotating disk left view, Figure 21 is the rotating disk plan view, the down outstanding turntable shaft of the lower end surface mediad of rotating disk 5, the upper end adapts with piston pin boss and projects upwards a rotating disk key seat, the rotating disk key seat is a cirque body, the axis of toric axis and above-mentioned piston semicylindrical opening is same axis, the excircle upper edge annulus axis toric at the rotating disk key seat outwards forms fan-shaped bump, this fan-shaped bump axially connects at the rotating disk key seat, on circumferential surface, be fan-shaped, match with the piston pin boss fan-shaped cavity and the fan-shaped center of circle identical; The interior circle of toric cylindrical of rotating disk key seat and piston pin boss semicylindrical opening matches, and forms sealing movingly; Round matching with centrepin 4, reached sealing movingly in the rotating disk key seat was toric, and the rotating disk sphere fits with spherical hollow space and has the identical centre of sphere; The upper-end surface of rotating disk 5 is the plane, and the shaped upper part of the lower shape of piston 3 and rotating disk 5 is suitable; In the toric bottom of rotating disk key seat one fan-shaped slideway is arranged, fan-shaped slideway is toric axially open-minded, the axis of fan-shaped slideway and toric parallel axes, the shape of slide block 12 and the shape of fan-shaped slideway are suitable, the arc surface up and down of slide block 12 and the arc surface up and down of slideway fit and form sealing movingly, the both ends of the surface of slide block 12 fit with the planar end surface of piston hinge support 10 and fixedly connected by positioning screwn, piston 3 is during with rotating disk 5 relative swings, the side of slide block, form the V3 of working room and the V4 of working room of volume alternate between the planar end surface of the side of slideway and piston hinge support 10; As Figure 15-Figure 16 shows that slide block structure schematic representation, Figure 15 are the slide block plan view, Figure 16 is the slide block left view, and the cross section of slide block 12 is fan-shaped, has tapped hole on the end flat.
Piston hinge support 10 is suitable with the shape at piston pin boss and rotating disk key seat two ends, and the both ends of the surface shape and the spherical inner chamber internal surface of centrepin 4 are suitable; Contacted both ends of the surface of cylinder hinge and spherical inner chamber and spherical inner chamber form sealing movingly for sealing movingly between piston hinge support 10 and the rotating disk key seat;
Each working room all has an air flue, air flue is arranged on piston 3 and the piston hinge support 10, as Figure 11, Figure 17 and shown in Figure 180, the air flue of V1 of working room 201 and the V2 of working room 202 is an A air flue 301, A air flue 301 is arranged on the piston spherical outer surface, and the air flue of V3 of working room 203 and the V4 of working room 204 is a B air flue 302, and B air flue 302 is located on the piston hinge support 10, the air flue of V5 of working room 205 and the V6 of working room 206 is a C air flue 303, and C air flue 303 is located on the piston 3.
In composite structure, rolling rotor type compressor as first order compression, spherical expansion compressor capable expands as the second level, third level compression and one-level; The suction chamber 207, the exhaust chamber 208 that are rolling rotor type compressor compress as the first order, the V1 of working room 201, the V2 of working room 202 of spherical expansion compressor capable compress as the second level, the V3 of working room 203, the V4204 of working room compress as the third level, the V5 of working room 205, the V6 of working room 206 be as one-level expansion usefulness, promptly can be used as to be applicable to CO
2The combined type expansion compressor capable that three grades of compressions of circuit one-level expands.
Rolling rotor type compressor begins to compress the starting point that the starting point of working medium and spherical expansion compressor capable begin to compress working medium and differ several angle on the main axis rotation direction;
Usually the rolling rotor type compressor starting point that begins to compress working medium and the spherical expansion compressor capable starting point that begins to compress working medium differs 180 and spends on the main axis rotation direction;
Claims (2)
1. the carbon dioxide expanded compressor of combined type, combine by spherical expansion compressor capable and rolling rotor type compressor, it is characterized in that: the main shaft of spherical expansion compressor capable has an eccentric structure on (8), this eccentric structure is as the rotor of rolling rotor type compressor, the rotor cylinder of rolling rotor type compressor (13) is positioned between spherical expansion compressor capable cylinder body (1) and the spindle carrier (7), rotor cylinder (13) is provided with inlet hole (104) and exhaust port (105), and slide plate (14) and sliding blade spring (15) be housed, on exhaust port (105), be provided with outlet valve (16), between the spindle carrier (7) of spherical expansion compressor capable and cylinder body (1), form rolling rotor type compressor; Main shaft (8) is supported by the spindle hole on spindle carrier (7) and the spherical expansion compressor capable cylinder body (1).
2. the carbon dioxide expanded compressor of combined type according to claim 1 is characterized in that: rolling rotor type compressor begins to compress the starting point that the starting point of working medium and spherical expansion compressor capable begin to compress working medium and differ 180 degree on the main axis rotation direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200285932U CN201180651Y (en) | 2008-03-18 | 2008-03-18 | Combination type carbon dioxide expansion compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200285932U CN201180651Y (en) | 2008-03-18 | 2008-03-18 | Combination type carbon dioxide expansion compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201180651Y true CN201180651Y (en) | 2009-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200285932U Expired - Fee Related CN201180651Y (en) | 2008-03-18 | 2008-03-18 | Combination type carbon dioxide expansion compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201180651Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2472115A1 (en) * | 2009-09-30 | 2012-07-04 | Ma, Lili | Spherical expansion compressor adapted to variable working conditions |
| CN103147991A (en) * | 2013-03-26 | 2013-06-12 | 西安正安环境技术有限公司 | Turntable rotation synchronization mechanism used for spherical compressor |
| CN109236639A (en) * | 2018-09-28 | 2019-01-18 | 浙江大学 | High-pressure high-flow Pump with multiple vane |
-
2008
- 2008-03-18 CN CNU2008200285932U patent/CN201180651Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2472115A1 (en) * | 2009-09-30 | 2012-07-04 | Ma, Lili | Spherical expansion compressor adapted to variable working conditions |
| EP2472115A4 (en) * | 2009-09-30 | 2014-09-10 | Xi An Zhengan Environmental Technology Co Ltd | Spherical expansion compressor adapted to variable working conditions |
| CN103147991A (en) * | 2013-03-26 | 2013-06-12 | 西安正安环境技术有限公司 | Turntable rotation synchronization mechanism used for spherical compressor |
| CN103147991B (en) * | 2013-03-26 | 2015-06-10 | 西安正安环境技术有限公司 | Turntable rotation synchronization mechanism used for spherical compressor |
| CN109236639A (en) * | 2018-09-28 | 2019-01-18 | 浙江大学 | High-pressure high-flow Pump with multiple vane |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100115 Address after: Room 164, building 13, Torch Road, East Development Zone, Shaanxi City, Xi'an Province, China: 710043 Co-patentee after: Wang Yaoping Patentee after: Wang Lu Yi Co-patentee after: Ai Ziqian Address before: Room 164, building 13, Torch Road, East Development Zone, Shaanxi City, Xi'an Province, China: 710043 Patentee before: Wang Luyi |
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| ASS | Succession or assignment of patent right |
Owner name: XI'AN ZHENGAN ENVIRONMENTAL TECHNOLGY CO., LTD. Free format text: FORMER OWNER: WANG LUYI Effective date: 20130328 Free format text: FORMER OWNER: WANG YAOPING AI ZIQIAN Effective date: 20130328 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20130328 Address after: 710043 Shaanxi province Xi'an City Industrial Park of Beilin District Kaiyuan Commercial Building No. 1604 Building 1 Patentee after: Xi'an Zhengan Environment Technology Co., Ltd. Address before: 164 room 13, building 710043, Torch Road, East Development Zone, Xi'an, Shaanxi Patentee before: Wang Luyi Patentee before: Wang Yaoping Patentee before: Ai Ziqian |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090114 Termination date: 20160318 |
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| CF01 | Termination of patent right due to non-payment of annual fee |