CN203728593U - Multifunctional integrated industrial device for preparing high-purity lithium carbonate - Google Patents
Multifunctional integrated industrial device for preparing high-purity lithium carbonate Download PDFInfo
- Publication number
- CN203728593U CN203728593U CN201420017827.9U CN201420017827U CN203728593U CN 203728593 U CN203728593 U CN 203728593U CN 201420017827 U CN201420017827 U CN 201420017827U CN 203728593 U CN203728593 U CN 203728593U
- Authority
- CN
- China
- Prior art keywords
- lithium carbonate
- retort
- multifunctional
- full scale
- pure lithium
- 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.)
- Expired - Lifetime
Links
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 title claims abstract description 26
- 229910052808 lithium carbonate Inorganic materials 0.000 title claims abstract description 21
- 238000000746 purification Methods 0.000 claims abstract description 28
- 150000003839 salts Chemical class 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 241001131796 Botaurus stellaris Species 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000009991 scouring Methods 0.000 claims description 9
- 238000010079 rubber tapping Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 5
- 239000012153 distilled water Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 239000012267 brine Substances 0.000 abstract description 13
- 238000001704 evaporation Methods 0.000 abstract description 13
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract description 13
- 230000008020 evaporation Effects 0.000 abstract description 9
- 229910003002 lithium salt Inorganic materials 0.000 abstract description 9
- 159000000002 lithium salts Chemical class 0.000 abstract description 9
- 238000000926 separation method Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000000047 product Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 abstract description 2
- 238000005201 scrubbing Methods 0.000 abstract 2
- 239000012467 final product Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 21
- 238000002425 crystallisation Methods 0.000 description 9
- 230000008025 crystallization Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- 239000013505 freshwater Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000011403 purification operation Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- PNEFIWYZWIQKEK-UHFFFAOYSA-N carbonic acid;lithium Chemical compound [Li].OC(O)=O PNEFIWYZWIQKEK-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- -1 this Chemical compound 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a multifunctional integrated industrial device for preparing high-purity lithium carbonate. The multifunctional integrated industrial device comprises a reaction tank, wherein a brine inlet, and a brine outlet are formed in the reaction tank; a vacuum pump interface is formed in the upper part of the reaction tank and connected with a vacuum pump; a heat exchanger and an agitator are arranged inside the reaction tank; the lower part of the reaction tank gradually shrinks; a discharge hole is formed in the bottom of the reaction tank and communicated with a purification tank at the lower part; a plurality of groups of high-pressure scrubbing guns and scrubbing solution outlets are distributed on the tank wall up and down; a refined salt discharge valve is arranged at the bottom of the purification tank. The device disclosed by the utility model is compact and reasonable in structure, brine evaporation, solid-liquid separation and purification of a lithium salt are simultaneously achieved inside the same device, the production period can be shortened to within 60 minutes, investment on equipment is reduced, and energy consumption and final product production link are reduced; meanwhile, customization of different grades of products can be achieved, and the requirements of different industries are met.
Description
Technical field
The utility model relates to a kind of industrial production device of Quilonum Retard, particularly a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate.
Background technology
In salt lake, containing various mineral salt, be an important sources of mineral salt, but the mineral salt content in salt lake is generally lower, and large scale mining utilizes difficulty larger.Lithium salts in salt lake brine is generally with Li
2cO
3the form of crystal is exploited out.At present, the main method of extracting Quilonum Retard both at home and abroad has absorption method, solvent extration and carbonate precipitation method.These methods all need to introduce chemical reagent, can destroy the ecosystem of plateau fragility.Thereby the main reoovery method in salt lake is the method for evaporating brine.In the process of method exploitation mineral salt of evaporating brine, crystallization operation directly affects production efficiency.Generally speaking, salt lake brine will experience a plurality of processes such as brewed brine, concentrated, crystallization, and the production cycle, production efficiency was slow for 10 months.
The method of evaporating brine is mainly by solar pond spontaneous evaporation, focus utilization solar illuminating improves brine temperature, acceleration mineral salt is separated out, but this method seriously relies on natural weather, be subject to the impact of the factors such as intensity of sunshine, wind and rain, raising for output has certain limitation, does not still fundamentally change the situation of " living at the mercy of the elements ".Meanwhile, the method for evaporating brine can artificially increase the steam output in salt lake, causes salt lake water level to decline, and the ecology of Salt Lake Area is had to certain destruction.
In the existing technique of preparing Quilonum Retard from salt lake brine, the general evaporation concentration of bittern that first realizes in a device, afterwards the bittern after concentrated is transferred in another device, carries out crystallization and solid-liquid separation operation, finally the thicker lithium salts obtaining is transported to strange land and carries out purification operations.Existing Quilonum Retard complicated process of preparation, energy consumption is high, and each technical process is relatively independent, is difficult to realize intensive production, more cannot realize customizing and produce.Meanwhile, existing complex operation, energy consumption is high, causes its remote Salt Lake Area lacking at the energy cannot realize industrialization and produces continuously.
In prior art, lack a kind of can be efficiently, from salt lake brine, extract to environmental protection the automatic crystallization apparatus of industrialization of lithium salts.
Summary of the invention
The purpose of this utility model is to provide a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate.
Technical solution adopted in the utility model is:
A multifunctional all full scale plant of preparing pure Lithium Carbonate, comprises retort, and retort is provided with bittern entrance, bittern outlet, and retort top is provided with vacuum pump interface, and vacuum pump interface is connected with vacuum pump; In retort, be provided with heat exchanger and agitator, shrink gradually retort bottom, and retort bottom is provided with discharge port, and discharge port is connected with the purification tank of below; In purification tank, be provided with optional agitator, tank skin is distributed with up and down many group high pressure and cleans rifle and scouring liquor outlet, and the bottom of purification tank is provided with refined salt outlet valve.
As further improvement of the utility model, between the discharge port of above-mentioned retort bottom and the purification tank of below, be provided with tapping valve.
As further improvement of the utility model, the heat exchanger in above-mentioned retort forms by organizing heat transfer tube more, between heat transfer tube, by endless tube, is interconnected; The optional heating jacket that is provided with on reaction tank skin.
As further improvement of the utility model, above-mentioned retort is provided with crystal seed adder.
As further improvement of the utility model, above-mentioned high pressure is cleaned rifle and is exported downward-sloping and be tangential direction with tank skin.
As further improvement of the utility model, above-mentioned vacuum pump is connected with condenser, and condenser is connected to distilled water storage tank.
As further improvement of the utility model, in above-mentioned retort, top is provided with injecting cleaning device.
As further improvement of the utility model, above-mentioned retort and purification tank are independently provided with at least one in liquid level indicator, viewing window and temperature sensor.
As further improvement of the utility model, above-mentioned heat transfer tube is arranged with fin outward.
As further improvement of the utility model, above-mentioned tapping valve and refined salt outlet valve are pneumatic type valve.
The beneficial effects of the utility model are:
The multifunctional all full scale plant of preparation pure Lithium Carbonate of the present utility model, compact construction is reasonable, and the crystallization meeting in retort sinks in retort bottom or purification tank naturally, has naturally realized solid-liquid separation; In purification tank, rinse the purifying that can realize lithium salts, in same device, realize the purifying of bittern evaporation, solid-liquid separation and lithium salts simultaneously.Compare with existing lithium technique processed and device, the production cycle of lithium salts can be foreshortened in 60 minutes, broken the production technique of existing crystallization, solid-liquid separation and purifies and separates simultaneously, in a reaction unit, having realized the industrialization of high purity carbonic acid lithium produces continuously, reduce the investment of equipment, reduced energy consumption and the finished product production link.Meanwhile, can realize the customization of different grade products and produce, meet the demand of different industries.
Use device of the present utility model in preparing the process of lithium salts, without the extra chemical additive that adds, can not destroy the ecotope in salt lake, to the vital effect of having maintained of the eubiosis of Salt Lake Area.Device of the present utility model can obtain pure fresh water by the water condensation of evaporation simultaneously, is specially adapted to the Salt Lake Area, plateau that fresh water extremely lacks, and for realize industrialization continuous production pure Lithium Carbonate near salt lake, has created condition.
Use device of the present utility model, by using distilled water repeatedly to clean, can obtain purity in more than 99% Quilonum Retard crystallization.
The setting of viewing window, can observe the situation in tank easily, is beneficial to operation; The setting of liquid level visualizer, can observe innage, production control process easily; The setting of temperature sensor, contributes to accurately to control the temperature in tank, realizes automatic production.
In purification tank, be provided with many groups downward-sloping and clean rifle along the high pressure of tank skin tangential direction, can make water rotate in tank, produces eddy current, is beneficial to purify and final salt discharges, and makes on tank skin less scaling.After purifying, be also beneficial to and clean purification tank.
Use pneumavalve, be conducive to realize automatization and control.
Accompanying drawing explanation
Fig. 1 and Fig. 2 are the structural representations of the utility model device.
Embodiment
With reference to the accompanying drawings, further illustrate the utility model.
With reference to Fig. 1 and 2, a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate, comprises retort 1, and retort 1 is provided with bittern entrance 11, bittern outlet 12, and retort 1 top is provided with vacuum pump interface 13, and vacuum pump interface 13 is connected with vacuum pump 14; In retort 1, be provided with heat exchanger 16 and agitator 17, shrink gradually retort 1 bottom, and retort 1 bottom is provided with discharge port 18, and discharge port 18 is connected with the purification tank 2 of below; In purification tank 2, be provided with optional agitator, tank skin is distributed with up and down many group high pressure and cleans rifle 21 and scouring liquor outlet 22, and the bottom of purification tank is provided with refined salt outlet valve 23.
As further improvement of the utility model, between the discharge port 18 of above-mentioned retort 1 bottom and the purification tank 2 of below, be provided with tapping valve 19.The setting of tapping valve, can improve the manufacturing cost of retort, can be better separated between retort and purification tank but can make, evaporation and purification operations can be carried out simultaneously, only when solid-liquid separation, open the salt depositing bottom retort is entered to purification tank, greatly improved the operational efficiency of equipment.
As further improvement of the utility model, the heat exchanger in above-mentioned retort forms by organizing heat transfer tube more, between heat transfer tube, by endless tube, is interconnected; The optional heating jacket 4 that is provided with on reaction tank skin.As heat exchanger forms by organizing vertical heat transfer tube more, the upper end of heat transfer tube is interconnected by endless tube, similarly, the lower end of heat transfer tube is interconnected by endless tube, upper and lower endless tube is respectively at being communicated with thermal oil ingress pipe and return line, strengthen the heat interchanging area in tank, improve heat exchange efficiency, reduced the pipeline of outside thermal oil simultaneously.
As further improvement of the utility model, above-mentioned heat transfer tube is arranged with fin outward.Fin can increase heat interchanging area on the one hand, on the other hand, is also beneficial to acceleration salt and separates out thereon, further enhances productivity.
As further improvement of the utility model, above-mentioned retort 1 is provided with crystal seed adder 15.The convenient crystal seed that supplements as required, accelerates crystallization.
As further improvement of the utility model, above-mentioned high pressure is cleaned rifle and is exported downward-sloping and be tangential direction with tank skin.The water ejecting from high pressure scouring rifle like this can produce eddy current along tank skin rotation, be beneficial to and purify and final salt discharge, makes on tank skin less scaling.After purifying, be also beneficial to and clean purification tank.
As further improvement of the utility model, above-mentioned vacuum pump 14 is connected with condenser 5, and condenser 5 is connected to distilled water storage tank 3.Can in evaporation, prepare distilled water like this, solve the problem of Salt Lake Area shortage fresh water, for better condition has been created in the purification of salt.
As further improvement of the utility model, the interior top of above-mentioned retort 1 is provided with injecting cleaning device 20.The structure of injecting cleaning device can similar gondola water faucet, and water is evenly fallen from retort top, and retort is cleaned.
As further improvement of the utility model, above-mentioned retort and purification tank are independently provided with at least one in liquid level indicator, viewing window and temperature sensor.The setting of viewing window, can observe the situation in tank easily, is beneficial to operation; The setting of liquid level visualizer, can observe innage, production control process easily; The setting of temperature sensor, contributes to accurately to control the temperature in tank, realizes automatic production.
As further improvement of the utility model, above-mentioned tapping valve and refined salt outlet valve are pneumatic type valve.The use of pneumatic type valve contributes to the automatization of implement device to control.
During use, the bittern of preheating is imported in retort by bittern entrance, then, by the well heater in retort and optional heating jacket, bittern is heated, by vacuum pump, keep maintaining low-pressure state in retort simultaneously, accelerate bittern evaporation.Coordinate the stirring of agitator, the salt crystallization that makes to produce in evaporative process is progressively deposited on the bottom of retort or Direct precipitation to the tank of purifying, and naturally realizes solid-liquid separation.Bittern evaporation is concentrated into after preset value, the salt generating is imported in purification tank, the supernatant tail halogen in retort exports discharge by bittern.Open high pressure and clean rifle, the salt in purification tank is cleaned to purifying, the clear liquid that the different scouring stages produce is expelled to scouring liquor collecting tank by upper the next scouring liquor outlet successively, by cleaning, impurity is progressively dissolved to discharge, improves the purity of lithium salts.The scouring liquor that scouring liquor collecting tank is collected can further carry out follow-up processing.
Claims (12)
1. a multifunctional all full scale plant of preparing pure Lithium Carbonate, comprises retort, and retort is provided with bittern entrance, bittern outlet, it is characterized in that: retort top is provided with vacuum pump interface, and vacuum pump interface is connected with vacuum pump; In retort, be provided with heat exchanger and agitator, shrink gradually retort bottom, and retort bottom is provided with discharge port, and discharge port is connected with the purification tank of below; Tank skin is distributed with up and down many group high pressure and cleans rifle and scouring liquor outlet, and the bottom of purification tank is provided with refined salt outlet valve.
2. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 1, is characterized in that: between the discharge port of described retort bottom and the purification tank of below, be provided with tapping valve.
3. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 1 and 2, is characterized in that: the heat exchanger in described retort forms by organizing heat transfer tube more, between heat transfer tube, by endless tube, is interconnected.
4. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 1 and 2, is characterized in that: described retort is provided with crystal seed adder.
5. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 1 and 2, is characterized in that: described high pressure is cleaned rifle and exported downward-sloping and be tangential direction with tank skin.
6. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 1 and 2, is characterized in that: described vacuum pump is connected with condenser, and condenser is connected to distilled water storage tank.
7. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 1 and 2, is characterized in that: in described retort, top is provided with injecting cleaning device.
8. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 1 and 2, is characterized in that: described retort and purification tank are independently provided with at least one in liquid level indicator, viewing window and temperature sensor.
9. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 3, is characterized in that: described heat transfer tube is arranged with fin outward.
10. a kind of multifunctional all full scale plant of preparing pure Lithium Carbonate according to claim 2, is characterized in that: described tapping valve is pneumatic type tapping valve.
11. a kind of multifunctional all full scale plants of preparing pure Lithium Carbonate according to claim 1, is characterized in that: in described purification tank, be provided with agitator.
12. a kind of multifunctional all full scale plants of preparing pure Lithium Carbonate according to claim 1, is characterized in that: described reaction tank skin is provided with heating jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017827.9U CN203728593U (en) | 2014-01-10 | 2014-01-10 | Multifunctional integrated industrial device for preparing high-purity lithium carbonate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017827.9U CN203728593U (en) | 2014-01-10 | 2014-01-10 | Multifunctional integrated industrial device for preparing high-purity lithium carbonate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203728593U true CN203728593U (en) | 2014-07-23 |
Family
ID=51198680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420017827.9U Expired - Lifetime CN203728593U (en) | 2014-01-10 | 2014-01-10 | Multifunctional integrated industrial device for preparing high-purity lithium carbonate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203728593U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430260A (en) * | 2016-12-13 | 2017-02-22 | 宜春银锂新能源有限责任公司 | Method for preparing high-purity lithium carbonate from Lizhimu |
| WO2017028162A1 (en) * | 2015-08-17 | 2017-02-23 | 西藏金浩投资有限公司 | Method for preparing lithium carbonate by quickly concentrating brine |
| CN108249463A (en) * | 2018-04-11 | 2018-07-06 | 宜春市鼎鑫高能科技有限公司 | A kind of system for efficiently separating prepared calcium carbonate lithium |
-
2014
- 2014-01-10 CN CN201420017827.9U patent/CN203728593U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017028162A1 (en) * | 2015-08-17 | 2017-02-23 | 西藏金浩投资有限公司 | Method for preparing lithium carbonate by quickly concentrating brine |
| CN106430260A (en) * | 2016-12-13 | 2017-02-22 | 宜春银锂新能源有限责任公司 | Method for preparing high-purity lithium carbonate from Lizhimu |
| CN108249463A (en) * | 2018-04-11 | 2018-07-06 | 宜春市鼎鑫高能科技有限公司 | A kind of system for efficiently separating prepared calcium carbonate lithium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201737726U (en) | Solar seawater-desalinating device adopting passive flash evaporation technique | |
| CN102703703B (en) | Continuous ion exchange device and method for removing boron from salt lake magnesium chloride brine | |
| CN104030320A (en) | Process for producing salt through concentrating strong brine after sea water desalination adopting two-way cycle method and bromine extraction | |
| CN104945289A (en) | Method for preparing taurine through solid isethionic acid sodium salt | |
| CN104151135B (en) | The concentrated thermal coupling apparatus of the alcohol distillation of molasses raw material top grade and waste liquid and technique | |
| CN101838024B (en) | Driven flash-evaporation solar seawater desalination method and device | |
| CN203728593U (en) | Multifunctional integrated industrial device for preparing high-purity lithium carbonate | |
| CN103626209B (en) | Efficient heat energy recycling method and system suitable for highlands | |
| CN102205994A (en) | Method for regeneratively cycling wastewater based on natural freezing process | |
| CN203513300U (en) | Preparation system of high-purity lithium carbonate | |
| CN105399184A (en) | Forward-osmosis seawater desalination and multiple-effect evaporation crystallization combined salt production device and salt production method | |
| CN101066770A (en) | Process of preparing potassium sulfate with potassium containing bittern of magnesium sulfate subtype | |
| CN102774860B (en) | Method for preparing lithium carbonate by brine | |
| CN202595229U (en) | Continuous ion exchange device for removing boron from salt lake magnesium chloride brine | |
| CN103482660A (en) | Method and system for preparing high-purity lithium carbonate | |
| CN113003586A (en) | Industrial method for comprehensive utilization of coastal mudflat, seawater, wind energy and solar energy | |
| CN203612977U (en) | Device for crystalizing lithium carbonate from brine and applicable to industrial automated production | |
| CN102356862A (en) | Method and device for continuously preparing monosodium glutamate crystals | |
| CN202643367U (en) | High-salt sewage natural refrigeration crystallization device | |
| CN109824067B (en) | Extracting lithium concentrate by natural evaporation crystallization lithium precipitation, combined heating crystallization lithium precipitation and dissolution lithium washing | |
| CN103750265B (en) | Solar energy greenhouse Exposure to Sunlight natural seaweed iodine sodium salt production method | |
| CN203790602U (en) | Alcohol atmospheric distillation and waste-liquid concentration thermal coupling system of molasses materials | |
| CN102701505A (en) | Equipment for treating H-acid production wastewater | |
| CN203425540U (en) | Filtrate concentration device used in pectin production | |
| CN204874354U (en) | Device of feather production cystine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211122 Address after: Room 1401, 683 Linjiang Avenue, Tianhe District, Guangzhou, Guangdong 510000 Patentee after: GUANGZHOU RUISHI TIANQI ENERGY TECHNOLOGY Co.,Ltd. Address before: 510507 room 2107, Fuli Yingfeng building, No. 2, Huaqiang Road, Tianhe District, Guangzhou, Guangdong Patentee before: Zhu Binyuan |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
|
| CX01 | Expiry of patent term |