CN206778013U - Liquaemin precipitates filtering tank - Google Patents
Liquaemin precipitates filtering tank Download PDFInfo
- Publication number
- CN206778013U CN206778013U CN201720459181.3U CN201720459181U CN206778013U CN 206778013 U CN206778013 U CN 206778013U CN 201720459181 U CN201720459181 U CN 201720459181U CN 206778013 U CN206778013 U CN 206778013U
- Authority
- CN
- China
- Prior art keywords
- closed tubular
- tank body
- liquaemin
- tubular tank
- push rod
- 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.)
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Links
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229920000669 heparin Polymers 0.000 title claims abstract description 37
- 238000001914 filtration Methods 0.000 title claims abstract description 23
- 239000002244 precipitate Substances 0.000 title claims description 9
- 239000006228 supernatant Substances 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000010802 sludge Substances 0.000 claims abstract description 14
- 239000012530 fluid Substances 0.000 claims abstract description 12
- 238000004064 recycling Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 244000144985 peep Species 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000001556 precipitation Methods 0.000 abstract description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003480 eluent Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 206010012735 Diarrhoea Diseases 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- ZFGMDIBRIDKWMY-PASTXAENSA-N heparin Chemical compound CC(O)=N[C@@H]1[C@@H](O)[C@H](O)[C@@H](COS(O)(=O)=O)O[C@@H]1O[C@@H]1[C@@H](C(O)=O)O[C@@H](O[C@H]2[C@@H]([C@@H](OS(O)(=O)=O)[C@@H](O[C@@H]3[C@@H](OC(O)[C@H](OS(O)(=O)=O)[C@H]3O)C(O)=O)O[C@@H]2O)CS(O)(=O)=O)[C@H](O)[C@H]1O ZFGMDIBRIDKWMY-PASTXAENSA-N 0.000 description 1
- 229960001008 heparin sodium Drugs 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000007721 medicinal effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model provides a kind of liquaemin precipitation filtering tank, it includes the settling tank and supernatant recycling being connected by pump, the settling tank includes closed tubular tank body and rabbling mechanism, heating mantle is provided with outside the closed tubular tank body barrel, peep hole and guide groove are provided with the closed tubular tank body barrel, charging hole, rabbling mechanism and supernatant drawing mechanism are provided with the top of the closed tubular tank body on end face, the closed tubular tank base is respectively arranged with screen pack, sludge outlet and circulation fluid outlet.The apparatus structure is simple and filter residue after alcohol precipitation and preliminary filtering can be carried out to liquaemin and is filtered wastes few, and production process free from admixture enters, and raw material not vulnerable to pollution, ensure that the quality of liquaemin；Production efficiency is improved, reduces artificial labor intensity.
Description
Technical field
A kind of liquaemin production equipment is the utility model is related to, specifically, relate to a kind of liquaemin precipitation filtering tank.
Background technology
Liquaemin is current clinically wide variety of anticoagulant, with the horizontal raising of social life and medical thing
The development of industry, the demand of liquaemin is growing, and each pharmaceutical equipment manufacturing enterprise is also updating properties of product, to meet
Requirement of the market to liquaemin yield and quality.Existing liquaemin production process can typically pass through postcibal diarrhea, enzymolysis, absorption, elution
With precipitation etc. process.The process wherein digested refers to casing processing the remaining salt solution raw material of dehydration, added
Enzymolysis agent medicinal effects therein to decomposite from biomass state to carry out step.Enzymolysis operation is typically in enzymatic vessel
Carry out.Need enzymolysis liquid placing into adsorption tanks after filter tank filters after enzymolysis, liquaemin absorption is added in adsorption tanks
Resin, medicinal ingredient is absorbed into after stirring after resin is isolated again in resin and enters elution processes and handle.Washing after elution
De- liquid obtains heparin sodium crude after alcohol precipitation filters.
And the eluent containing liquaemin composition is generally placed in plastic containers in the prior art or there is fiberglass inner chamber
It is interior, add alcohol and stirred through row, liquaemin forms precipitation under alcohol function, and is separated with mixed solution, after reaction completely
Mixed solution is discharged, then liquaemin is extracted into reaction vessel.This extraction process is big there is hand labor intensity, and solution is easy
Leak or solution vulnerable to pollution, while part liquaemin also can together be siphoned away during existing extraction mixed liquor, cause heparin
Scattering and disappearing for sodium product, reduces yield.
In order to solve the problem present on, people are seeking a kind of preferable technical solution always.
The content of the invention
The purpose of this utility model is that in view of the shortcomings of the prior art, so as to provide, one kind is practical, production efficiency is high
Liquaemin precipitation filtering tank.
To achieve these goals, technical scheme is used by the utility model：A kind of liquaemin precipitates filtering tank, it
Including settling tank and supernatant recycling can, the settling tank is connected with the supernatant recycling can by pump；
The settling tank include closed tubular tank body and the rabbling mechanism that is arranged on the closed tubular tank body and
Supernatant drawing mechanism, is provided with heating mantle and peep hole outside the closed tubular tank body barrel, inside the heating mantle
Offer hot water pipeline；Charging hole is provided with the top of the closed tubular tank body on end face, on the closed tubular tank body
It is respectively arranged with screen pack, sludge outlet and circulation fluid to export, is respectively arranged with the charging hole and on the sludge outlet
End cover, the circulation fluid outlet are provided with valve；
The rabbling mechanism include at the top of the closed tubular tank body fixation motor of end face, be connected to it is described solid
Determine the decelerator of electric machine main shaft and be connected to the agitator of the decelerator output end；
The supernatant drawing mechanism includes flexible pipe and the guide groove being arranged on the inside of the closed tubular tank body barrel；
The flexible pipe bottom stretches out the closed tubular tank body and sets and be connected with the pump, is fixedly connected with the top of the flexible pipe floating
Ball, the ball float bottom offer liquid pumping hole, and the ball float top is connected with positioning ball by a connecting line, and the positioning ball is lived
It is dynamic to be arranged in the guide groove；
Circular non-woven cloth filter layer is fixedly installed on the screen pack, the screen pack is hinged on central shaft including straight flange
On two panels semicircle sieve, two semicircle sieve bottoms have been respectively articulated with a stretches push rod, the stretches push rod bottom
Portion is connected with cylinder；The cylinder is hinged on the closed tubular tank body, and the both ends of the central shaft are separately positioned on institute
State on closed tubular tank body barrel, the closed tubular tank body wall inner portion is additionally provided with screen pack locating ring.
Based on above-mentioned, the sludge outlet is shaped as arc, is additionally provided with the inside of the closed tubular tank base
Screen pack baffle plate.
Based on above-mentioned, the agitator is anchor agitator.
Based on above-mentioned, the hot water pipeline is arranged in the heating mantle in the shape of a spiral.
Based on above-mentioned, the guide groove is open top, the cylindrical groove of bottom lock and the side wall of the cylindrical groove one
Opening.
Based on above-mentioned, the closed tubular tank base offers stretches push rod pilot hole, the stretches push rod assembling
Rubber seal is provided with hole, the stretches push rod is matched somebody with somebody by the rubber seal and stretches push rod pilot hole sealing
Close.
The utility model has substantive distinguishing features and progress compared with the prior art, specifically, the utility model pass through by
The settling tank is connected with the supernatant recycling can by pump, can directly be pumped into the supernatant after precipitation on described
Recycling is carried out in clear liquid recycling can.Screen pack is designed to simultaneously can be with the two and half of automatic open-close by stretches push rod
Circular sieve, on the one hand filter residue can tentatively be filtered while precipitation, on the other hand precipitating can be with after terminating
Drive two semicircle sieves to carry out closed procedure by stretches push rod, realize automatic discharging.Further, this practicality
The new flexible pipe by carrying ball float at the top of being set inside the settling tank, extraction supernatant can be carried out at the top of supernatant
Liquid, reduce the waste of filter residue.The device also has the advantages that simple in construction, convenient to use.
Brief description of the drawings
Fig. 1 is liquaemin precipitation filtering tank overall structure diagram provided by the utility model.
Fig. 2 is filter screen structure schematic diagram in liquaemin precipitation filtering tank provided by the utility model.
Fig. 3 is stretches push rod structural representation in liquaemin precipitation filtering tank provided by the utility model.
Fig. 4 is guide groove structure schematic diagram in liquaemin precipitation filtering tank provided by the utility model.
Fig. 5 is supernatant drawing mechanism structural representation in liquaemin precipitation filtering tank provided by the utility model.
Fig. 6 is rubber seal structural representation in liquaemin precipitation filtering tank provided by the utility model.
Fig. 7 is that rubber seal is illustrated with stretches push rod assembling in liquaemin precipitation filtering tank provided by the utility model
Figure.
In figure：1st, closed tubular tank body；2nd, charging hole；3rd, fixed motor；4th, decelerator；5th, flexible pipe；51st, ball float；52、
Position ball；53rd, liquid pumping hole；6th, peep hole；7th, heating mantle；8th, agitator；9th, screen pack locating ring；10th, circulation fluid exports；
11st, screen pack；111st, central shaft；112nd, articulated slab；12nd, cylinder；121st, stretches push rod；13rd, sludge outlet；14th, screen pack is kept off
Plate；15th, pump；16th, supernatant recycling can；17th, guide groove；18th, rubber seal；181st, pars contractilis is sealed.
Embodiment
Below by embodiment, the technical solution of the utility model is described in further detail.
Embodiment 1
As shown in figure 1, the present embodiment provides a kind of liquaemin precipitation filtering tank, it includes settling tank and supernatant recycling can
16, the settling tank is connected with the supernatant recycling can 16 by pump 15.
The settling tank includes closed tubular tank body 1 and the mixer being arranged on inside the closed tubular tank body 1
Structure and supernatant drawing mechanism, heating mantle 7 and peep hole 6, the observation are provided with outside the closed barrel of tubular tank body 1
Implosion guard is installed on hole 6.Hot water pipeline is offered inside the heating mantle 7；The hot water pipeline is arranged in the shape of a spiral
In the heating mantle 7.Charging hole 2, the closed tubular tank body 1 are provided with the top end face of closed tubular tank body 1
On be respectively arranged with screen pack 11, sludge outlet 13 and circulation fluid outlet 10, circulation fluid outlet 10 is provided with valve, described
On charging hole 2 and it is respectively arranged with end cover on the sludge outlet 13.The sludge outlet 13 is shaped as arc, described
The closed bottom inside of tubular tank body 1 is additionally provided with screen pack baffle plate 14.
The rabbling mechanism include the fixation motor 3 positioned at the closed top end face of tubular tank body 1, be connected to it is described
The decelerator 4 of the fixed main shaft of motor 3 and the agitator 8 for being connected to the output end of decelerator 4, the agitator 8 is anchor formula
Agitator.
As shown in Fig. 2 for convenience taking out filter residue from settling tank, the screen pack 11 is hinged on center including straight flange
Two panels semicircle sieve on axle 111, in order to preferably filter, circular non-woven cloth mistake is further fixedly arranged on the screen pack 11
Filtering layer.Two semicircle sieve bottoms are hinged with a stretches push rod 121 by an articulated slab 112 respectively, described closed
Tubular tank base offers back taper stretches push rod pilot hole, there is sealed set on the stretches push rod pilot hole of back taper
Rubber seal 18, the stretches push rod are coordinated by the rubber seal 18 and stretches push rod pilot hole sealing.Institute
State stretches push rod bottom and be connected with cylinder 12, concrete structure is as shown in Figure 3；The cylinder 12 is hinged on the closed tubular tank
The bottom of body 1, the both ends of the central shaft 111 are separately positioned on the closed barrel of tubular tank body 1.The closed cylinder
The wall inner portion of shape tank body 1 is additionally provided with screen pack locating ring 9, promotes the two panels semicircle sieve to make it by the cylinder 12
Withstand on the screen pack locating ring 9 and filtered.
As shown in Figure 4 and Figure 5, the supernatant drawing mechanism includes flexible pipe 5 and is arranged on the closed tubular tank body 1
The guide groove 17 of wall inner portion；The bottom of flexible pipe 5 stretches out the closed tubular tank body 1 and sets and be connected with the pump 15,
The top of flexible pipe 5 is fixedly connected with ball float 51, and the bottom of ball float 51 offers liquid pumping hole 53.In order to decimated in supernatant
The ball float 51 is positioned in journey, can be declined with supernatant liquid level straight line, the top of ball float 51 passes through one
Connecting line is connected with positioning ball 52, and the positioning ball 52 is movably arranged in the guide groove 17, and the guide groove 17 is top
The open, cylindrical groove of bottom lock and the sidewall opening of the cylindrical groove one.As shown in Figure 6 and Figure 7, the rubber seal
18 cross section is the back taper coordinated with the stretches push rod pilot hole, flexible in order to be done with the stretches push rod 121 that is fated
Swinging in motion process, the sealing pars contractilis 181 of fold is also set up in the rubber seal 18.
Specifically, when carrying out liquaemin precipitation filtration treatment using the device, concrete operation step is as follows：
The first step：Pump 15 and the valve in circulation fluid outlet 10 are closed respectively, seal the sludge outlet 13,
And the two panels semicircle sieve is promoted it is withstood on the screen pack locating ring 9 by cylinder 12 respectively；Then will contain
The eluent and alcohol of liquaemin composition are fitted into the closed die cavity of tubular tank body 1 by the charging hole 2；And seal institute
State charging hole 2；
Second step, open fixed motor 3 and be stirred, stir close after a period of time the fixed motor 3 carry out it is static
Precipitation；
3rd step, after precipitation terminates, the pump 15 is opened by supernatant by being opened in the drawing liquid of the bottom of ball float 51
Mouth 53 is extracted out from the closed die cavity of tubular tank body 1, and is imported into the supernatant recycling can 16 and carried out alcohol recycle
Utilize；
4th step, due to the position-limiting action by the guide groove 17；When the positioning ball 52 drops to the guide groove
During 17 bottom, extraction supernatant can not be carried out by being opened in the liquid pumping hole 53 of the bottom of ball float 51 again, now open position
Recovery precipitation filtered fluid is carried out in the valve in circulation fluid outlet 10, so as to realize the filter residue containing liquaemin and alcohol mistake
Filtrate separates, wherein the precipitation filtered fluid can carry out secondary precipitation to increase the rate of recovery of liquaemin；
5th step, the end cover of the sludge outlet 13 is opened, pass sequentially through the cylinder 12 and drive described stretch to push away
Bar shrinks, and then drives two semicircle sieves to be rotated down around the central shaft 111, when the semicircle sieve and institute
When stating the contact of screen pack baffle plate 14, filter residue drops out by impulsive force and from the sludge outlet 13 in the presence of self gravitation.
Finally it should be noted that:Above example is only illustrating the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should
Understand：Specific embodiment of the present utility model can still be modified or some technical characteristics are equally replaced
Change；Without departing from the spirit of technical solutions of the utility model, it all should cover in the claimed technical scheme of the utility model
Among scope.
Claims (6)
1. a kind of liquaemin precipitates filtering tank, it is characterised in that：It includes settling tank and supernatant recycling can, the settling tank and
The supernatant recycling can is connected by pump；
The settling tank includes closed tubular tank body and the rabbling mechanism and supernatant that are arranged on the closed tubular tank body
Liquid drawing mechanism, heating mantle and peep hole are provided with outside the closed tubular tank body barrel, is opened up inside the heating mantle
There is hot water pipeline；Charging hole is provided with the top of the closed tubular tank body on end face, is distinguished on the closed tubular tank body
It is provided with screen pack, sludge outlet and circulation fluid to export, sealing is respectively arranged with the charging hole and on the sludge outlet
End cap, the circulation fluid outlet are provided with valve；
The rabbling mechanism includes the fixation motor of end face at the top of the closed tubular tank body, is connected to the fixed electricity
The decelerator of owner's axle and the agitator for being connected to the decelerator output end；
The supernatant drawing mechanism includes flexible pipe and the guide groove being arranged on the inside of the closed tubular tank body barrel；It is described
Flexible pipe bottom stretches out the closed tubular tank body and sets and be connected with the pump, and ball float is fixedly connected with the top of the flexible pipe,
The ball float bottom offers liquid pumping hole, and the ball float top is connected with positioning ball, the positioning ball activity by a connecting line
It is arranged in the guide groove；
Circular non-woven cloth filter layer is fixedly installed on the screen pack, the screen pack includes straight flange and is hinged on center shaft
Two panels semicircle sieve, two semicircle sieve bottoms have been respectively articulated with a stretches push rod, and the stretches push rod bottom connects
It is connected to cylinder；The cylinder is hinged on the closed tubular tank body, and the both ends of the central shaft are separately positioned on the envelope
On enclosed tubular tank body barrel, the closed tubular tank body wall inner portion is additionally provided with screen pack locating ring.
2. liquaemin according to claim 1 precipitates filtering tank, it is characterised in that：The sludge outlet is shaped as arc
Shape, the closed tubular tank base inner side are additionally provided with screen pack baffle plate.
3. liquaemin according to claim 2 precipitates filtering tank, it is characterised in that：The agitator is anchor agitator.
4. liquaemin according to claim 3 precipitates filtering tank, it is characterised in that：The hot water pipeline is set in the shape of a spiral
In the heating mantle.
5. liquaemin according to claim 4 precipitates filtering tank, it is characterised in that：The guide groove is open top, bottom
The cylindrical groove and the sidewall opening of the cylindrical groove one of portion's closing.
6. liquaemin according to claim 5 precipitates filtering tank, it is characterised in that：The closed tubular tank base is opened
Provided with stretches push rod pilot hole, rubber seal is provided with the stretches push rod pilot hole, the stretches push rod passes through described
Rubber seal coordinates with stretches push rod pilot hole sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720459181.3U CN206778013U (en) | 2017-04-28 | 2017-04-28 | Liquaemin precipitates filtering tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720459181.3U CN206778013U (en) | 2017-04-28 | 2017-04-28 | Liquaemin precipitates filtering tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206778013U true CN206778013U (en) | 2017-12-22 |
Family
ID=60707938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720459181.3U Active CN206778013U (en) | 2017-04-28 | 2017-04-28 | Liquaemin precipitates filtering tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206778013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109134932A (en) * | 2018-08-29 | 2019-01-04 | 荣广磊 | Rubber product reinforcement modified coal ash and preparation method thereof |
-
2017
- 2017-04-28 CN CN201720459181.3U patent/CN206778013U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109134932A (en) * | 2018-08-29 | 2019-01-04 | 荣广磊 | Rubber product reinforcement modified coal ash and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Heparin sodium precipitation filter tank Effective date of registration: 20211221 Granted publication date: 20171222 Pledgee: Bank of China Limited Xinyang branch Pledgor: HUANGCHUAN PENGSHENG LIVESTOCK PRODUCTS CO.,LTD. Registration number: Y2021980015690 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231130 Granted publication date: 20171222 Pledgee: Bank of China Limited Xinyang branch Pledgor: HUANGCHUAN PENGSHENG LIVESTOCK PRODUCTS CO.,LTD. Registration number: Y2021980015690 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |