CN110743630A - Ion exchange equipment for preparing kasugamycin aqueous solution and aqueous solution preparation method - Google Patents
Ion exchange equipment for preparing kasugamycin aqueous solution and aqueous solution preparation method Download PDFInfo
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- CN110743630A CN110743630A CN201911113025.1A CN201911113025A CN110743630A CN 110743630 A CN110743630 A CN 110743630A CN 201911113025 A CN201911113025 A CN 201911113025A CN 110743630 A CN110743630 A CN 110743630A
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- ion exchange
- kasugamycin
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- aqueous solution
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/02—Column or bed processes
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/14—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings
- A01N43/16—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings with oxygen as the ring hetero atom
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H1/00—Processes for the preparation of sugar derivatives
- C07H1/06—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
- C07H15/20—Carbocyclic rings
- C07H15/207—Cyclohexane rings not substituted by nitrogen atoms, e.g. kasugamycins
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- Life Sciences & Earth Sciences (AREA)
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- Health & Medical Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Biochemistry (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Toxicology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
The invention discloses ion exchange equipment and a water aqua preparation method for preparing kasugamycin water aqua, and the equipment comprises a shell and an ion exchange medium, wherein the side wall of the shell is provided with at least one circulation exchange port which is communicated with an exchange space; the ion exchange equipment also comprises a circulating assembly, the circulating assembly comprises a rotating column, the rotating column is connected with at least one rotating disc, the rotating disc penetrates through the circulating exchange port and is partially arranged in the exchange space, and the rotating disc is provided with a channel communicated with the exchange space; at least part of the ion exchange medium is disposed within the rotating disk and is in contact with the exchange space via the channels. The invention utilizes the ion exchange column capable of circularly exchanging the ion exchange medium to realize convenient taking out and replacement of the ion exchange medium, can further realize simultaneous implementation of the two procedures of ion exchange and rinsing in the preparation process of the kasugamycin aqueous solution, realizes the continuity of production of the kasugamycin aqueous solution, saves the production time and reduces the production cost.
Description
Technical Field
The invention relates to the field of preparation of kasugamycin aqua, in particular to ion exchange equipment for preparing the kasugamycin aqua and an aqua preparation method.
Background
Kasugamycin is a metabolite of actinomycetes, belongs to agricultural antibiotic bactericides, has high-efficiency broad-spectrum property, is an ideal prevention and treatment agent for various bacterial and fungal diseases, has dual effects of prevention and treatment, is a special antibiotic for preventing and treating rice blast, and can be used for preventing and treating other diseases, such as: the control effect of citrus sand skin disease, pepper bacterial scab, celery early blight and the like is good. The kasugamycin also has the characteristics of low toxicity and low residue, is suitable for producing green foods such as vegetables and fruits, and is listed as a recommended pesticide for producing pollution-free agricultural products by the national ministry of agriculture.
Kasugamycin preparations are divided into solid and aqueous preparations, and the aqueous preparations are widely used because of the optimal application method of the preparation in spraying and root irrigation. The existing preparation process of the kasugamycin water aqua is kasugamycin fermentation liquor → plate frame filtration → ion exchange → rinsing → desorption → concentration → secondary filtration → color matching → packaging, wherein the ion exchange uses an ion exchange column to adsorb effective components and remove impurities, and the rinsing uses water to clean the well-adsorbed ion exchange resin to obtain an intermediate product containing the effective components. The existing ion exchange column is closed, and timely replacement and taking out of an internal ion exchange medium cannot be realized, so that ion exchange and rinsing cannot be carried out simultaneously, continuous production cannot be carried out, and the production cost is increased. Therefore, it is necessary to provide a further solution to the above problems.
Disclosure of Invention
The invention aims to provide ion exchange equipment for preparing kasugamycin aqueous solution so as to overcome the defects in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the ion exchange equipment for preparing the kasugamycin aqua comprises a shell and an ion exchange medium, wherein the shell comprises an upper inlet, a lower outlet and an exchange space positioned between the upper inlet and the lower outlet,
at least one circulation exchange port is arranged on the side wall of the shell and communicated with the exchange space;
the ion exchange equipment also comprises a circulating assembly, the circulating assembly comprises a rotating column which is arranged on the side edge of the shell and arranged along the height direction of the shell, the rotating column is connected with at least one rotating disc, the rotating disc penetrates through the circulating exchange port and is partially arranged in the exchange space, and the rotating disc is provided with a channel communicated with the exchange space;
at least a portion of said ion exchange media is disposed within said rotating disk and is in contact with said exchange space through said passage.
Preferably, the circulating assembly further comprises a driving device, and the driving device drives the rotating column to move at a rotating speed of 1-2 revolutions for 1 hour.
Preferably, the number of the rotating disks is the same as that of the circulating exchange ports.
Preferably, a portion of said ion exchange media is disposed within said exchange space.
Preferably, the rotating disc is provided with several gaps.
Preferably, the rotating disc comprises a plurality of chambers, which are equally distributed about the rotating column.
Preferably, the chamber is detachably connected to the spin column.
Preferably, the chambers are provided in three.
Preferably, a part of the rotating disk is covered by a sealing frame, the part of the rotating disk is positioned outside the exchange space, the sealing frame is connected with the side wall of the shell, and the rotating disk can rotate in the sealing frame.
Preferably, the circulation exchange ports are closely stacked in a height direction of the housing.
The invention also provides a method for preparing the kasugamycin aqueous solution by using the ion exchange equipment for preparing the kasugamycin aqueous solution, which comprises the following steps:
(1) filtering the Streptomyces aureofaciens fermentation liquor by a plate-and-frame filter to remove hyphae;
(2) putting into ion exchange equipment for preparing kasugamycin aqueous solution for ion exchange, adsorbing kasugamycin molecules, and simultaneously washing the adsorbed resin with water on the other side of the rotating ion exchange equipment for preparing the kasugamycin aqueous solution;
(3) desorbing with saturated ammonium chloride solution at normal temperature;
(4) the filtrate is concentrated to make the kasugamycin content be 1% -4%.
Further, the ion exchange equipment for preparing the kasugamycin aqueous solution moves at the rotating speed of 1-2 revolutions for 1 hour.
Further, the preparation method further comprises the following steps: and (5) performing secondary filtering, color matching and packaging.
Further, the preparation method further comprises adding auxiliary ingredients which are conventional in the preparation process of the aqueous solution, including but not limited to one or more of an emulsifier, a preservative, a pH regulator, an antifreezing agent and the like. Compared with the prior art, the invention has the beneficial effects that:
(1) the invention utilizes the ion exchange column capable of circularly exchanging the ion exchange medium to realize convenient taking out and replacement of the ion exchange medium, can further realize simultaneous implementation of the two procedures of ion exchange and rinsing in the preparation process of the kasugamycin aqueous solution, realizes the continuity of production of the kasugamycin aqueous solution, saves the production time and reduces the production cost.
(2) The invention can also be used for other ion exchange processes, can conveniently and quickly replace the ion exchange medium without stopping production for replacement, and realizes continuous processes and continuous production.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a perspective view of a housing according to an embodiment of the present invention;
FIG. 3 is an enlarged perspective view of a rotating disk according to an embodiment of the present invention;
FIG. 4 is an enlarged perspective view of a rotating disk according to another embodiment of the present invention;
fig. 5 is an enlarged perspective view of a sealing cap according to an embodiment of the present invention.
Specifically, 1-shell, 11-upper inlet, 12-lower outlet, 13-exchange space, 14-circulation exchange port, 131-circulation exchange space, 132-fixed space, 2-circulation component, 21-rotating column, 22-rotating disc, 23-sealing frame, 221-gap, 222-cavity, 223-grid, 24-fixed block, 231-first trough body, 232-second trough body and 233-third trough body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the ion exchange equipment for preparing the kasugamycin aqueous solution comprises a shell 1, an ion exchange medium and a circulation component 2, wherein the circulation component 2 is used for taking all or part of the ion exchange medium out of the shell 1, the shutdown is not needed for replacement, the production continuity is realized, and the possibility is provided for further realizing the simultaneous implementation of an ion exchange process and a rinsing process in the preparation process of the kasugamycin aqueous solution.
As shown in FIG. 2, the casing 1 comprises an upper inlet 11, a lower outlet 12 and an exchange space 13 therebetween, and the kasugamycin fermentation broth flows into the exchange space 13 through the upper inlet 11 and flows out from the lower outlet 12 to realize ion exchange. In order to match with the circulating module 2, the side wall of the shell 1 is provided with at least one circulating exchange port 14, the circulating exchange port 14 is communicated with the exchange space 13, the circulating module 2 is partially positioned in the exchange space 13 through the circulating exchange port 14, namely, the exchange space 13 is divided into a circulating exchange space 13113 and a fixed space 132, and the ion exchange medium in the circulating exchange space 13113 can be conveniently replaced through the circulating module 2.
As shown in fig. 1 and 3-4, the circulating assembly 2 includes a rotating column 21 disposed at a side of the housing 1 and along a height direction of the housing 1, the rotating column 21 is connected with a rotating disc 22, the rotating disc 22 passes through the circulating exchange port 14 and is partially disposed in the exchange space 13, it is understood that, in order to ensure that the rotating disc 22 extends into the housing 1 in a consistent specification during the rotation process, an axis of the rotating disc 22 is perpendicular to an axis of the rotating column 21. The rotating disk 22 is provided with at least one, and may generally correspond to the number of the circulation ports 14. The rotating disk 22 preferably comprises a plurality of chambers 222, preferably three, the plurality of chambers 222 being equally distributed around the rotating column 21, and further the chambers 222 are detachably connected to the rotating column 21 to facilitate individual removal.
It will be appreciated that, in order to ensure the tightness of the casing 1 and prevent external contamination from entering the inside of the casing 1, which would affect the production quality, the height of the circular exchange port 14 is the same as the height of one or more rotating discs 22 (i.e. the circular exchange port 14 can be substantially sealed by the rotating disc 22 therein), and the rotating disc 22 is provided with a passage communicating with the exchange space 13, i.e. the circular exchange space 13113 is in communication with the fixed space 132, so that kasugamycin fermentation broth can enter through the upper inlet 11 and exit through the lower outlet 12.
As shown in fig. 3, the passage may be composed of the upper end of the open rotating disk 22 and a plurality of gaps 221 located at the lower end of the rotating disk 22, or as shown in fig. 4, the upper and lower ends of the rotating disk 22 are meshes 223, and the passage is composed of gaps 221 between the meshes 223 of the upper and lower meshes 223.
At least part of the ion exchange medium (ion exchange medium can be ion exchange resin particles generally, not shown in the figure) is arranged in the rotating disc 22 and is contacted with the exchange space 13 through a channel, so that the kasugamycin fermentation liquor is contacted with the ion exchange medium.
Of course, the ion exchange medium can also be partially disposed in the exchange space 13, i.e. the fixed space 132 also has the ion exchange medium therein, so as to increase the amount of the exchange medium and improve the exchange efficiency.
The circulating assembly 2 preferably further comprises a driving device which drives the rotary column 21 to move at a rotating speed of 1 hour to 2 revolutions so as to be in sufficient contact with the ion exchange medium, and also to give sufficient time so as to be convenient for taking out the ion exchange medium exchanged in the rotary disc 22.
As shown in fig. 1, a part of the rotating disk 22 is covered with a sealing frame 23, the part of the rotating disk 22 is located outside the exchanging space 13, the sealing frame 23 is connected to a side wall of the housing 1, and the rotating disk 22 can rotate in the sealing frame 23. As shown in fig. 5, the sealing frame 23 includes a first groove 231, a second groove 232 and a third groove 233, so that the sealing frame 23 can be conveniently removed. The first slot 231 is used for accommodating the rotary column 21, the second slot 232 is used for connecting the first slot 231 and the third slot 233, the sealing frame 23 can be freely taken down, and the third slot 233 is used for clamping the shell 1 and tightly attached to the side wall of the shell 1.
In the preferred embodiment, the recycling exchange ports 14 are closely stacked in the height direction of the housing 1, i.e., the volume of the fixed space 132 is compressed as much as possible, and the volume of the recycling exchange space 13113 is enlarged, so as to improve the ion exchange efficiency and the recycling exchange efficiency simultaneously.
The method for preparing the kasugamycin water aqua by using the equipment comprises the following steps:
(1) filtering the Streptomyces aureofaciens fermentation liquor by a plate-and-frame filter to remove hyphae;
(2) and (2) putting the solution into ion exchange equipment for preparing the kasugamycin aqueous solution for ion exchange, adsorbing kasugamycin molecules, and simultaneously washing the adsorbed resin with water on the other side of the rotating ion exchange equipment for preparing the kasugamycin aqueous solution, wherein the ion exchange equipment for preparing the kasugamycin aqueous solution preferably moves at the rotating speed of 1-2 revolutions for 1 hour. (ii) a
(3) Desorbing with saturated ammonium chloride solution at normal temperature;
(4) the filtrate is concentrated to make the kasugamycin content be 1% -4%.
The subsequent preparation method can also comprise the following steps: and (5) performing secondary filtering, color matching and packaging.
The preparation method also comprises adding auxiliary ingredients which are conventional in the preparation process of the water aqua and include but not limited to one or more of an emulsifier, a preservative, a pH regulator, an antifreezing agent and the like.
Compared with the existing preparation process of kasugamycin water aqua, the method can save 15 to 20 percent of production time and reduce 5 to 8 percent of production cost by processing 1 ton of kasugamycin fermentation liquor.
In conclusion, the invention utilizes the ion exchange column capable of circularly exchanging the ion exchange medium to realize convenient taking out and replacement of the ion exchange medium, can further realize simultaneous operation of the two procedures of ion exchange and rinsing in the preparation process of the kasugamycin aqueous solution, and provides a basis for further realizing synchronous desorption, thereby realizing the continuity of production of the kasugamycin aqueous solution, saving the production time and reducing the production cost.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The ion exchange equipment for preparing the kasugamycin aqua comprises a shell and an ion exchange medium, wherein the shell comprises an upper inlet, a lower outlet and an exchange space positioned between the upper inlet and the lower outlet,
at least one circulation exchange port is arranged on the side wall of the shell and communicated with the exchange space;
the ion exchange equipment also comprises a circulating assembly, the circulating assembly comprises a rotating column which is arranged on the side edge of the shell and arranged along the height direction of the shell, the rotating column is connected with at least one rotating disc, the rotating disc penetrates through the circulating exchange port and is partially arranged in the exchange space, and the rotating disc is provided with a channel communicated with the exchange space;
at least a portion of said ion exchange media is disposed within said rotating disk and is in contact with said exchange space through said passage.
2. The ion exchange device for preparing kasugamycin aqueous solution according to claim 1, wherein said circulating assembly further comprises a driving means for driving said spin column to move at a rotational speed of 1-2 revolutions for 1 hour.
3. The ion exchange device for preparing kasugamycin aqua according to claim 1, wherein the number of rotating disks and the number of circulating exchange ports are the same.
4. The ion exchange device for preparing kasugamycin aqua according to claim 1, wherein a portion of said ion exchange medium is disposed in said exchange space.
5. The ion exchange device for preparing kasugamycin aqua according to claim 1, wherein said rotating disc is provided with a plurality of gaps.
6. The ion exchange device for the preparation of aqueous kasugamycin according to claim 1, wherein said rotating disk comprises a plurality of chambers, said chambers being equally distributed about said rotating column.
7. The ion exchange device for preparing kasugamycin aqua according to claim 6, wherein said chamber is removably connected to said spin column.
8. The ion exchange device for the production of aqueous kasugamycin according to claim 6, wherein said chambers are provided in three numbers.
9. The ion exchange device for preparing kasugamycin aqueous solution according to claim 1, wherein a part of the rotating disk is covered with a sealing frame, the part of the rotating disk is positioned outside the exchange space, the sealing frame is connected with the side wall of the shell, and the rotating disk can rotate in the sealing frame.
10. The method for preparing the kasugamycin aqueous solution by using the ion exchange equipment for preparing the kasugamycin aqueous solution according to any one of claims 1 to 9, which is characterized by comprising the following steps of:
(1) filtering the Streptomyces aureofaciens fermentation liquor by a plate-and-frame filter to remove hyphae;
(2) putting into ion exchange equipment for preparing kasugamycin aqueous solution for ion exchange, adsorbing kasugamycin molecules, and simultaneously washing the adsorbed resin with water on the other side of the rotating ion exchange equipment for preparing the kasugamycin aqueous solution;
(3) desorbing with saturated ammonium chloride solution at normal temperature;
(4) the filtrate is concentrated to make the kasugamycin content be 1% -4%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911113025.1A CN110743630A (en) | 2019-11-14 | 2019-11-14 | Ion exchange equipment for preparing kasugamycin aqueous solution and aqueous solution preparation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911113025.1A CN110743630A (en) | 2019-11-14 | 2019-11-14 | Ion exchange equipment for preparing kasugamycin aqueous solution and aqueous solution preparation method |
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| CN110743630A true CN110743630A (en) | 2020-02-04 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059321A (en) * | 1990-08-31 | 1992-03-11 | 许文海 | A kind of ion-exchange processing device and method |
| JP2001025767A (en) * | 1999-07-12 | 2001-01-30 | Sumitomo Metal Mining Co Ltd | Continuous ion exchange device |
| CN104770369A (en) * | 2015-04-23 | 2015-07-15 | 山西新源华康化工股份有限公司 | Kasugamycin water-aqua extracting process |
| CN204637646U (en) * | 2015-04-20 | 2015-09-16 | 郑辉 | Chinese traditional medicine purification Scroll-tupe continuous ion exchange unit |
| CN106319563A (en) * | 2016-09-13 | 2017-01-11 | 广沣金源（北京）科技有限公司 | Electrolytic copper and method for producing electrolytic copper from concentrated nitric acid copper-containing wastewater |
| CN106818752A (en) * | 2016-12-26 | 2017-06-13 | 王震 | A kind of preparation method of high content kasugarnycin aqua |
| CN107358986A (en) * | 2017-08-18 | 2017-11-17 | 华北电力大学 | A kind of radioactivity seawater treatment apparatus and method |
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2019
- 2019-11-14 CN CN201911113025.1A patent/CN110743630A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059321A (en) * | 1990-08-31 | 1992-03-11 | 许文海 | A kind of ion-exchange processing device and method |
| JP2001025767A (en) * | 1999-07-12 | 2001-01-30 | Sumitomo Metal Mining Co Ltd | Continuous ion exchange device |
| CN204637646U (en) * | 2015-04-20 | 2015-09-16 | 郑辉 | Chinese traditional medicine purification Scroll-tupe continuous ion exchange unit |
| CN104770369A (en) * | 2015-04-23 | 2015-07-15 | 山西新源华康化工股份有限公司 | Kasugamycin water-aqua extracting process |
| CN106319563A (en) * | 2016-09-13 | 2017-01-11 | 广沣金源（北京）科技有限公司 | Electrolytic copper and method for producing electrolytic copper from concentrated nitric acid copper-containing wastewater |
| CN106818752A (en) * | 2016-12-26 | 2017-06-13 | 王震 | A kind of preparation method of high content kasugarnycin aqua |
| CN107358986A (en) * | 2017-08-18 | 2017-11-17 | 华北电力大学 | A kind of radioactivity seawater treatment apparatus and method |
| CN110395835A (en) * | 2019-07-31 | 2019-11-01 | 陕西麦可罗生物科技有限公司 | Microbial fermentation produces high ammonia-nitrogen wastewater and automobile produces NOxThe device and method of coupling processing |
Non-Patent Citations (1)
| Title |
|---|
| 王晓民: ""奥图泰用SepTor离子交换装置提取镍"", 《世界有色金属》 * |
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