CN205779766U - A kind of spiral shell heart pump for carrying high level cadre's rheid - Google Patents
A kind of spiral shell heart pump for carrying high level cadre's rheid Download PDFInfo
- Publication number
- CN205779766U CN205779766U CN201620725494.4U CN201620725494U CN205779766U CN 205779766 U CN205779766 U CN 205779766U CN 201620725494 U CN201620725494 U CN 201620725494U CN 205779766 U CN205779766 U CN 205779766U
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- China
- Prior art keywords
- spiral shell
- heart pump
- blade
- lower shaft
- spiral
- 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.)
- Withdrawn - After Issue
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Abstract
A kind of spiral shell heart pump for carrying high level cadre's rheid, including the spiral shell heart pump housing of vertical setting, multiple spiral shell heart pump charging apertures；Spiral shell heart pump discharging opening；Being positioned at spiral shell heart pump housing and be arranged on the scroll casing type diversion chamber of bottom, the spiral case discharging opening including volute chamber, being arranged on volute chamber discharging opening and the spiral case being arranged on volute chamber top fix seat, and described spiral case discharging opening is communicated to spiral shell heart pump discharging opening；It is vertically provided at the lower shaft in spiral shell heart pump housing；Vertically arranged and be sleeved on the spiral shell rachis of lower shaft bottom, including being the most spirally distributed in the spiral shell blade of spiral shell rachis lateral surface, described spiral shell blade includes the conveying spiral shell blade being arranged on top and is arranged on the centrifugal spiral shell blade of bottom.This utility model can shorten fed distance, minimizing pump housing quantity, minimizing pump housing floor space, prevents chamber indoor wear and tie knots.
Description
Technical field
This utility model relates to mud and sewage biogas residue and biogas liquid field, particularly relates to a kind of for carrying high level cadre's rheid
Spiral shell heart pump.
Background technology
Under normal circumstances, higher to dry solid content, during in particular for material solid content more than 8%, common sewage pump is easy
Blocking, quick abrasion, be difficult to effectively conveying, and when containing a large amount of fibrous material (changing food waste, municipal garbage, mud or
The tunning of agricultural stalk), use screw pump to be easily generated and tie knots and wear phenomenon.Owing to screw pump belongs to horizontal type structure, its
Material cavity linearly structure, fed distance farther out, is easily caused material fouling in material cavity body, forms blocking；Screw pump
Conveying function rely primarily on the friction of rotor and extruding realizes, the damage causing rotor is serious, and the life-span is shorter, and maintenance is changed
Frequently；A charging aperture typically can only be offered, it is impossible to be directly connected multiple container simultaneously, need multiple stage spiral shell on the screw pump pump housing
Bar pump associated working, pipeline connection increases relatively, and the fed distance and the resistance that considerably increase pipeline are damaged, and add simultaneously and safeguard into
This.
Summary of the invention
For problem of the prior art, this utility model provides one to shorten fed distance, reduce pump housing quantity, minimizing pump
Body floor space, prevent chamber indoor wear and the spiral shell heart pump for carrying high level cadre's rheid tied knots.
For achieving the above object, this utility model adopts the following technical scheme that
A kind of spiral shell heart pump for carrying high level cadre's rheid, including:
The spiral shell heart pump housing 23 of vertical setting；
Multiple spiral shell heart pump charging apertures 11, it is directly separately positioned in the vertical side walls of spiral shell heart pump housing 23, for the spiral shell heart
The material inlet of pump housing 23；
Spiral shell heart pump discharging opening 19, it is arranged in the vertical side walls of spiral shell heart pump housing 23, for the material of spiral shell heart pump housing 23
Outlet；
It is positioned at spiral shell heart pump housing 23 and is arranged on the scroll casing type diversion chamber of bottom, for material diversion being gone out spiral shell heart pump chamber
Body 23, the spiral case discharging opening 18 including volute chamber 14, being arranged on volute chamber 14 discharging opening and the snail being arranged on volute chamber 14 top
Shell fixes seat 13, and described spiral case discharging opening 18 is communicated to spiral shell heart pump discharging opening 19；
It is vertically provided at the lower shaft 17 in spiral shell heart pump housing 23；
Vertically arranged and be sleeved on the spiral shell rachis 20 of lower shaft 17 bottom, including being the most spirally distributed in spiral shell rachis 20
The spiral shell blade 21 of lateral surface, described spiral shell blade 21 includes the conveying spiral shell blade being arranged on top and is arranged on the centrifugal spiral shell leaf of bottom
Sheet, described conveying spiral shell blade is located at spiral case and fixes in the vertical through holes arranged on seat 13, for material is defeated from top to bottom
Delivering in volute chamber 14, described centrifugal spiral shell blade is positioned at volute chamber 14, and the material in driving volute chamber 14 is along volute chamber
14 inwalls do centrifugal motion, and the diameter of described centrifugal spiral shell blade is more than the diameter of conveying spiral shell blade.
Further, the blade diameter of described conveying spiral shell blade is gradually increased from the top down.
Further, described centrifugal spiral shell blade and conveying spiral shell blade centered by axle be coaxially disposed.
Further, the diameter of centrifugal spiral shell blade is more than the diameter twice of conveying spiral shell blade.
Further, described spiral shell blade 21 is the distribution of single-wire helix formula or multi-line spiral distribution.
Further, the inner of spiral shell blade 21 is fixed on the lateral surface of spiral shell rachis 20, and along spiral shell rachis 20 from top to bottom
Spiral distribution, the outer end of spiral shell blade 21 is inclined upwardly, and the angle formed between the central shaft of spiral shell blade 21 and spiral shell rachis 20 is
Acute angle.
Further, also include the lower shaft axle sleeve 8 being sleeved on lower shaft 17 top, be used for isolating material and contact with lower shaft 17.
Further, also including the lower shaft stage clip 22 being locked on lower shaft 17, the top of described spiral shell rachis 20 is buckled in the end
Axial compression spring 22, the termination, bottom of lower shaft 17 is fixed on the bottom of spiral shell rachis 20.
Beneficial effect:
This utility model compared with prior art, has the advantage that
(1) spiral shell heart pump housing is big chamber, and volume is relatively big, is full of material, when spiral shell heart transport pump material, thing in big chamber
Material automatically into chamber by self-gravity action, is effectively prevented chamber indoor wear and ties knots；
(2) multiple spiral shell heart pump charging apertures are directly separately positioned on the vertical side walls of spiral shell heart pump housing, hence it is evident that be different from
Arranging the structure of multiple branches feed pipe on one feed pipe, structure of the present utility model makes between each tank body and discharging opening equal
Material can be carried independently；
(3) spiral shell heart pump body of wall uses vertical setting, had both decreased the floor space of the pump housing, and had shortened again between each tank body
Material fed distance, prevents the material in pipeline from depositing；
(4) vertically arranged in this utility model and spiral shell rachis, uses two-part structure, including the conveying spiral shell being arranged on top
Blade and the centrifugal spiral shell blade being arranged on bottom, conveying spiral shell blade is located at spiral case and fixes in the vertical through holes arranged on seat, from
Heart spiral shell blade is positioned at volute chamber, and the material in driving volute chamber does centrifugal motion along volute chamber inwall, centrifugal spiral shell blade
Diameter more than conveying spiral shell blade diameter, conveying spiral shell blade blade less relative to centrifugal spiral shell blade, be mainly used in thing
Material is transported in volute chamber from top to bottom, and in course of conveying, extruding and abrasive action power to material are the least, and this practicality is new
Type is especially suitable for carrying high solid fluid-mixing, ties knots and abrasion etc. when solving more existing delivery pump conveying high level cadre's rheid
Phenomenon；Centrifugal spiral shell blade combines spiral case and jointly acts on, it is possible to the high level cadre's rheid in spiral case produces bigger centrifugal force, thus
High level cadre's rheid is transferred out from spiral shell heart pump housing.
Accompanying drawing explanation
Fig. 1 is spiral shell heart pump structure schematic diagram of the present utility model；
Fig. 2 is the top view of spiral shell heart pump of the present utility model；
Fig. 3 is spiral shell heart pump shaft mapping of the present utility model.
Detailed description of the invention
Purpose and technical scheme for making this utility model embodiment are clearer, implement below in conjunction with this utility model
The accompanying drawing of example, is clearly and completely described the technical scheme of this utility model embodiment.Obviously, described embodiment
It is a part of embodiment of the present utility model rather than whole embodiments.Based on described embodiment of the present utility model,
The every other embodiment that those of ordinary skill in the art are obtained on the premise of without creative work, broadly falls into this practicality
Novel protected scope.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, and all terms used herein (include technology art
Language and scientific terminology) have with the those of ordinary skill in this utility model art be commonly understood by identical meaning.Also
It should be understood that those terms defined in such as general dictionary should be understood that have with in the context of prior art
The consistent meaning of meaning, and unless defined as here, will not explain by idealization or the most formal implication.Under
This utility model is further described with Figure of description by face in conjunction with the embodiments.
All parts in this utility model accompanying drawing is as follows: 1, top upper bearing (metal), and 2, apical axis, 3, apical axis axle sleeve, 4, apical axis axle
Set adpting flange, 5, sealing ring, 6, lower shaft upper shaft envelope, 7, lower shaft upper bearing (metal), 8, lower shaft axle sleeve, 9, lower shaft lower bearing, 10, lower shaft
Lower axle seals, 11, spiral shell heart pump charging aperture, 12, charging cage, 13, spiral case fix seat, 14, volute chamber, 15, spiral case mounting seat, 16, row
Dirty mouth, 17, lower shaft, 18, spiral case discharging opening, 19, spiral shell heart pump discharging opening, 20, spiral shell rachis, 21, spiral shell blade, 22, lower shaft stage clip,
23, spiral shell heart pump housing, 24, pump cover, 25, rinse mouth, 26, fuel tank, 27, shaft coupling, 28, motor fixing seat, 29, motor, 30, punching
Wash mouth, 31, air vent.
As it is shown in figure 1, the spiral shell heart pump for carrying high level cadre's rheid of the present utility model, including: the spiral shell heart of vertical setting
Pump housing 23；Multiple spiral shell heart pump charging apertures 11, it is directly separately positioned in the vertical side walls of spiral shell heart pump housing 23, for the spiral shell heart
The material inlet of pump housing 23；Spiral shell heart pump discharging opening 19, it is arranged in the vertical side walls of spiral shell heart pump housing 23, for spiral shell heart pump chamber
The material outlet of body 23；It is positioned at spiral shell heart pump housing 23 and is arranged on the scroll casing type diversion chamber of bottom, for material diversion is gone out
Spiral shell heart pump housing 23, the spiral case discharging opening 18 including volute chamber 14, being arranged on volute chamber 14 discharging opening and be arranged on volute chamber 14
The spiral case on top fixes seat 13, and spiral case discharging opening 18 is communicated to spiral shell heart pump discharging opening 19；It is vertically provided in spiral shell heart pump housing 23
Lower shaft 17；Vertically arranged and be sleeved on the spiral shell rachis 20 of lower shaft 17 bottom, including being the most spirally distributed in spiral shell rachis
The spiral shell blade 21 of 20 lateral surface, spiral shell blade 21 includes the conveying spiral shell blade being arranged on top and is arranged on the centrifugal spiral shell leaf of bottom
Sheet, conveying spiral shell blade is located at spiral case and fixes in the vertical through holes arranged on seat 13, for being transported to from top to bottom by material
In volute chamber 14, centrifugal spiral shell blade is positioned at volute chamber 14, and the material in driving volute chamber 14 does along volute chamber 14 inwall
Centrifugal motion, the diameter of centrifugal spiral shell blade is more than the diameter of conveying spiral shell blade.
As shown in fig. 1, the blade diameter of conveying spiral shell blade is gradually increased from the top down, can select tower impeller conduct
A kind of optimal way.Centered by centrifugal spiral shell blade and conveying spiral shell blade, axle is coaxially disposed.As a kind of optimal way, centrifugal spiral shell leaf
The diameter of sheet can be more than the diameter twice of conveying spiral shell blade.
The inner of spiral shell blade 21 is fixed on the lateral surface of spiral shell rachis 20, and the most spirally divides along spiral shell rachis 20
Cloth, the outer end of spiral shell blade 21 is inclined upwardly, and the angle formed between the central shaft of spiral shell blade 21 and spiral shell rachis 20 is acute angle.Spiral shell leaf
Sheet 21 can use the distribution of single-wire helix formula or multi-line spiral distribution, can realize the function of spiral shell blade 21.
Use lower shaft axle sleeve 8 to be sleeved on lower shaft 17 top, be used for isolating material and contact with lower shaft 17；Meanwhile, lower shaft axle sleeve 8
Top support apical axis axle sleeve 3 by apical axis axle sleeve adpting flange 4, support apical axis axle sleeve 3 and be used for supporting motor 29；Lower shaft axle
The bottom of set 8 is arranged on the upper end of axle envelope 10 under lower shaft.
Also including the lower shaft stage clip 22 being locked on lower shaft 17, the top of described spiral shell rachis 20 is buckled in lower shaft stage clip 22,
The termination, bottom of lower shaft 17 is fixed on the bottom of spiral shell rachis 20.The form of this kind of buckle is relatively tightr, can not only be by spiral shell rachis
20 tops are fixed on changeover portion, moreover it is possible to play sealing effectiveness, are isolated with material by lower shaft 17.The termination, bottom of lower shaft 17 is fixed
Bottom spiral shell rachis 20.The termination, bottom of lower shaft 17 could be arranged to screw-type, the bottom of spiral shell rachis 20 offer one permissible
What receiving termination, lower shaft 17 bottom passed passes through, and is then locked the termination, bottom of lower shaft 17 by nut, thus by spiral shell rachis
20 bottoms being fixed on lower shaft 17 so that spiral shell rachis 20 rotates with lower shaft 17.It is enclosed within the lower end of lower shaft, the top of spiral shell rachis
Horn mouth be fixed on lower shaft stage clip, the lower end of lower shaft is through the boss of spiral shell rachis bottom inner portion, and in the lower bottom of lower shaft
Locked by nut.
Spiral shell heart pump uses and enters a mode out more, and according to different material throughput rates, differently configured motor, owing to this pump is special
Door is used for carrying the biogas residue and biogas liquid of the higher fluid of dry solid content, is arranged over exhaust apparatus at this pump pump chamber, prevents gas collection,
The mode of movement of material is big flow short time mutual intermittent delivery.
Spiral shell heart pump housing 23 is big chamber: volume is relatively big, is full of material, when spiral shell heart transport pump material, thing in big chamber
Material automatically into chamber, makes pressure remained steady in retort tank body by self-gravity action, does not produce negative pressure, protects tank body.
Charging cage 12, its top is fixed on the lower end of axle envelope 10 under lower shaft, and its bottom is fixed on spiral case and fixes on seat 13.
Spiral shell heart pump is arranged between multiple fermentation tank, and spiral shell heart pump charging aperture 11 connects different tank body chargings, discharging opening 19
The same any input port connected as required, material is entered big chamber spiral shell heart pump housing 23, motor by entering spiral shell heart stock mouth 11
29 rotate, and export (torsion is conducted through) through torsion: shaft coupling 27 → apical axis, 2 → lower shaft, 17 → spiral shell rachis 20 → spiral shell blade
21, by centrifugal force, material is sent through spiral case discharging opening and spiral shell heart pump discharging opening 19；The torsion that period motor 29 rotates is respectively
Being fixed by apical axis upper bearing (metal) 1, lower shaft upper bearing (metal) 7, lower shaft lower bearing 9 and retrained, sealing ring 5 is for sealing spiral shell heart pump housing
23 with lower shaft 17, prevent material in spiral shell heart pump housing 23 from flowing out.Owing to there is inflammable and explosive and harmful gas in some material, for
Prevent various gas from penetrating into motor 29, use fuel tank 26 to carry out oil seal to stop gas to enter motor, it is also possible to for apical axis 2 He
Lower shaft 17 provides lubrication；Rinse mouth 25 is high level cadre's attachment that spiral shell heart pump housing 23 rinses inside；Rinse mouth 30 is the spiral shell heart
Pump discharging opening 19 rinses, it is ensured that spiral shell heart pump discharging opening 19 is that cleaning is with unobstructed all the time；Sewage draining exit 16 rinses for spiral shell heart pump housing 23,
Spiral shell heart pump discharging opening 19 rinses provides discharge-channel；Critical gas in spiral shell heart pump housing 23 is discharged by air vent 31 according to reality
Border uses and connects emission point.
Above-described embodiment is only preferred implementation of the present utility model, it should be pointed out that: common for the art
For technical staff, on the premise of without departing from this utility model principle, it is also possible to make some improvement and equivalent, these
This utility model claim is improved and technical scheme after equivalent, each fall within protection model of the present utility model
Enclose.
Claims (8)
1. the spiral shell heart pump being used for carrying high level cadre's rheid, it is characterised in that including:
Spiral shell heart pump housing (23) of vertical setting；
Multiple spiral shells heart pump charging aperture (11), it is directly separately positioned in the vertical side walls of spiral shell heart pump housing (23), for the spiral shell heart
The material inlet of pump housing (23)；
Spiral shell heart pump discharging opening (19), it is arranged in the vertical side walls of spiral shell heart pump housing (23), for the thing of spiral shell heart pump housing (23)
Material outlet；
It is positioned at spiral shell heart pump housing (23) and is arranged on the scroll casing type diversion chamber of bottom, for material diversion being gone out spiral shell heart pump housing
(23) the spiral case discharging opening (18) that, including volute chamber (14), is arranged on volute chamber (14) discharging opening and be arranged on volute chamber (14)
The spiral case on top fixes seat (13), and described spiral case discharging opening (18) is communicated to spiral shell heart pump discharging opening (19)；
The lower shaft (17) being vertically provided in spiral shell heart pump housing (23)；
Vertically arranged and be sleeved on the spiral shell rachis (20) of lower shaft (17) bottom, including being the most spirally distributed in spiral shell rachis
(20) the spiral shell blade (21) of lateral surface, described spiral shell blade (21) includes the conveying spiral shell blade being arranged on spiral shell blade (21) top and sets
Putting the centrifugal spiral shell blade in spiral shell blade (21) bottom, described conveying spiral shell blade is located at spiral case and fixes the vertical of the upper setting of seat (13)
In through hole, in material is transported to volute chamber (14) from top to bottom, described centrifugal spiral shell blade is positioned at volute chamber (14),
Material in driving volute chamber (14) does centrifugal motion along volute chamber (14) inwall, and the diameter of described centrifugal spiral shell blade is more than
The diameter of conveying spiral shell blade.
A kind of spiral shell heart pump for carrying high level cadre's rheid the most according to claim 1, it is characterised in that described conveying spiral shell
The blade diameter of blade is gradually increased from the top down.
A kind of spiral shell heart pump for carrying high level cadre's rheid the most according to claim 1, it is characterised in that described centrifugal spiral shell
Centered by blade and conveying spiral shell blade, axle is coaxially disposed.
A kind of spiral shell heart pump for carrying high level cadre's rheid the most according to claim 1, it is characterised in that centrifugal spiral shell blade
Diameter be conveying spiral shell blade diameter twice more than.
A kind of spiral shell heart pump for carrying high level cadre's rheid the most according to claim 1, it is characterised in that described spiral shell blade
(21) it is the distribution of single-wire helix formula or multi-line spiral distribution.
A kind of spiral shell heart pump for carrying high level cadre's rheid the most according to claim 1, it is characterised in that spiral shell blade (21)
The inner be fixed on the lateral surface of spiral shell rachis (20), and be the most spirally distributed along spiral shell rachis (20), spiral shell blade (21)
Outer end be inclined upwardly, between the central shaft of spiral shell blade (21) and spiral shell rachis (20) formed angle be acute angle.
A kind of spiral shell heart pump for carrying high level cadre's rheid the most according to claim 1, it is characterised in that also include suit
At the lower shaft axle sleeve (8) on lower shaft (17) top, it is used for isolating material and contacts with lower shaft (17).
A kind of spiral shell heart pump for carrying high level cadre's rheid the most according to claim 1, it is characterised in that also include locking
Lower shaft stage clip (22) on lower shaft (17), the top of described spiral shell rachis (20) is buckled in lower shaft stage clip (22), lower shaft (17)
Termination, bottom is fixed on the bottom of spiral shell rachis (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725494.4U CN205779766U (en) | 2016-07-12 | 2016-07-12 | A kind of spiral shell heart pump for carrying high level cadre's rheid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725494.4U CN205779766U (en) | 2016-07-12 | 2016-07-12 | A kind of spiral shell heart pump for carrying high level cadre's rheid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205779766U true CN205779766U (en) | 2016-12-07 |
Family
ID=58125136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620725494.4U Withdrawn - After Issue CN205779766U (en) | 2016-07-12 | 2016-07-12 | A kind of spiral shell heart pump for carrying high level cadre's rheid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205779766U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015024A (en) * | 2016-07-12 | 2016-10-12 | 祁彦涛 | Spiral pump for conveying high dry rheid |
| US10722631B2 (en) | 2018-02-01 | 2020-07-28 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use and manufacture |
| US11185677B2 (en) | 2017-06-07 | 2021-11-30 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| US11511103B2 (en) | 2017-11-13 | 2022-11-29 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| US11654275B2 (en) | 2019-07-22 | 2023-05-23 | Shifamed Holdings, Llc | Intravascular blood pumps with struts and methods of use and manufacture |
| US11724089B2 (en) | 2019-09-25 | 2023-08-15 | Shifamed Holdings, Llc | Intravascular blood pump systems and methods of use and control thereof |
| US11964145B2 (en) | 2019-07-12 | 2024-04-23 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of manufacture and use |
-
2016
- 2016-07-12 CN CN201620725494.4U patent/CN205779766U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015024A (en) * | 2016-07-12 | 2016-10-12 | 祁彦涛 | Spiral pump for conveying high dry rheid |
| CN106015024B (en) * | 2016-07-12 | 2018-08-31 | 祁彦涛 | A kind of spiral shell heart pump for conveying high level cadre's rheid |
| US11185677B2 (en) | 2017-06-07 | 2021-11-30 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| US11717670B2 (en) | 2017-06-07 | 2023-08-08 | Shifamed Holdings, LLP | Intravascular fluid movement devices, systems, and methods of use |
| US11511103B2 (en) | 2017-11-13 | 2022-11-29 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
| US10722631B2 (en) | 2018-02-01 | 2020-07-28 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use and manufacture |
| US11229784B2 (en) | 2018-02-01 | 2022-01-25 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use and manufacture |
| US11964145B2 (en) | 2019-07-12 | 2024-04-23 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of manufacture and use |
| US11654275B2 (en) | 2019-07-22 | 2023-05-23 | Shifamed Holdings, Llc | Intravascular blood pumps with struts and methods of use and manufacture |
| US11724089B2 (en) | 2019-09-25 | 2023-08-15 | Shifamed Holdings, Llc | Intravascular blood pump systems and methods of use and control thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210727 Address after: Room 601, 6 / F, building 1, No. 2, Beixing Road (East Section), Daxing District, Beijing 102600 Patentee after: Beijing huantaohuan Environmental Protection Technology Co.,Ltd. Address before: 210000 Jiyin Avenue 3128, Jiangning District, Nanjing City, Jiangsu Province Patentee before: Qi Yantao |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20180831 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20180831 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |