CN203582496U - High-purity yellow phosphorus production device - Google Patents
High-purity yellow phosphorus production device Download PDFInfo
- Publication number
- CN203582496U CN203582496U CN201320727248.9U CN201320727248U CN203582496U CN 203582496 U CN203582496 U CN 203582496U CN 201320727248 U CN201320727248 U CN 201320727248U CN 203582496 U CN203582496 U CN 203582496U
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- Prior art keywords
- phosphorus
- yellow phosphorus
- outlet
- import
- rinse bath
- Prior art date
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- Expired - Lifetime
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- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 title claims abstract description 119
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 57
- 230000003647 oxidation Effects 0.000 claims abstract description 52
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 52
- 239000011574 phosphorus Substances 0.000 claims abstract description 52
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000002844 melting Methods 0.000 claims abstract description 19
- 238000005406 washing Methods 0.000 claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims description 84
- 230000008676 import Effects 0.000 claims description 69
- 239000007788 liquid Substances 0.000 claims description 54
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 7
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 6
- 239000012498 ultrapure water Substances 0.000 claims description 6
- 239000003054 catalyst Substances 0.000 claims description 5
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims description 5
- 239000007800 oxidant agent Substances 0.000 claims description 5
- 239000010802 sludge Substances 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 239000002351 wastewater Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 7
- 238000003825 pressing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- ZLWLTDZLUVBSRJ-UHFFFAOYSA-K chembl2360149 Chemical compound [Na+].[Na+].[Na+].O=C1C(N=NC=2C=CC(=CC=2)S([O-])(=O)=O)=C(C(=O)[O-])NN1C1=CC=C(S([O-])(=O)=O)C=C1 ZLWLTDZLUVBSRJ-UHFFFAOYSA-K 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 11
- 229910052785 arsenic Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003018 immunosuppressive agent Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002664 nootropic agent Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229940124549 vasodilator Drugs 0.000 description 1
- 239000003071 vasodilator agent Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a high-purity yellow phosphorus production device which comprises an oxidation device, a washing device and a filter device, wherein a phosphorus melting tank yellow phosphorus outlet (6) is connected with an oxidation tank yellow phosphorus inlet (21) through a pipeline; a pipeline connecting an oxidation tank yellow phosphorus inlet (38) with a washing tank yellow phosphorus inlet (29) is provided with a yellow phosphorus pump; a pipeline connecting a washing tank yellow phosphorus outlet with a phosphorus pressing tank yellow phosphorus inlet (8) is provided with a yellow phosphorus conveying pump; a phosphorus pressing tank yellow phosphorus outlet (10) is connected with a filter yellow phosphorus inlet (17) through a pipeline. The device disclosed by the utility model purifies yellow phosphorus by combining oxidation, washing and filtering processes, and can improve the purity of phosphorus while the effect is relatively good.
Description
Technical field
The utility model relates to a kind of Of Yellow Phosphorus Plants, particularly a kind of high-purity yellow phosphorus production equipment.
Background technology
In industrial yellow phosphorus, beyond arsenic removal, also contain mechanical impurity, inorganic impurity and organic matter.These impurity mainly contain:
Metallic element: Ca, Fe, Al, Mg, Sr, Mn, Na, K, Ti, V, Cr, Ni, Ga, Cd, Cu, Sb, Pb, Zn, Sn, U.
Semimetallic elements: Se, Si, C, B, As, Bi.
Organism: phenol, anthracene, tar and polyatom polycyclic aromatic hydrocarbons, more than approximately 30 kinds.
Owing to containing above-mentioned impurity in industrial yellow phosphorus, have a strong impact on its range of application, and the purposes of high purity phosphorus Chemicals is very extensive, take high purity phosphorus as example, InP, GaP etc. is the important source material in electronic industry, is the doping agent of planar expitaxial transistor and unicircuit; At petrochemical field, highly purified PCl3, P2O5 are advanced lubrication oil additivess; In pharmaceutical industries, high purity phosphorus is the raw material of the medicines such as production immunosuppressor, vasodilator, nootropic agents; In addition, high purity phosphorus is also widely used in fields such as foodstuffs industry, automobile making, military project, aviations.
In yellow phosphorus, contain inorganic impurity, organic impurity and mechanical impurity, have a strong impact on range of application and the economic value added of yellow phosphorus, for this reason Research Centers more both domestic and external in one's power colleges and universities all research yellow phosphorus impurity removal methods.But because of the complicacy of yellow phosphorus impurity, make its chemical method of having reported and physical method remove arsenic in yellow phosphorus be all faced with that phosphorous recovery is low, refining effect is limited, etc. problem.
The impurity component of industrial yellow phosphorus is very complicated, adopt a kind of single method method, is difficult to reach effect desirable, economy, therefore must adopt multiple method of purification coupling.
Summary of the invention
the purpose of this utility model is: a kind of production equipment of high-purity yellow phosphorus is safely and efficiently provided.To adapt to the needs of large-scale production, reach production operation controllability strong, the object that yellow phosphorus purification efficiency is high.
The technical solution of the utility model: a kind of high-purity yellow phosphorus production equipment, comprises oxidation unit, washing device and filtration unit;
Described oxidation unit comprises phosphorus-melting groove and oxidation trough; Described phosphorus-melting groove top is provided with yellow phosphorus import, and phosphorus-melting groove bottom is provided with yellow phosphorus outlet, and described phosphorus-melting groove skin is provided with insulation jacket, and the bottom of described insulation jacket is provided with the import of insulation liquid, upper lateral part is provided with and is incubated liquid outlet in the import of insulation jacket insulation liquid; Described oxidation trough top arranges respectively the import of oxidation trough yellow phosphorus, oxidant inlet, catalyst inlet, nitrogen inlet and tail gas outlet; The bottom of described oxidation trough is respectively equipped with the outlet of oxidation trough yellow phosphorus and waste liquid outlet; Described oxidation trough inside is provided with agitator;
Described washing device mainly consists of rinse bath, and described rinse bath top arranges respectively the import of rinse bath yellow phosphorus, nitrogen inlet, ultrapure water import and tail gas outlet, and described rinse bath bottom is provided with the outlet of rinse bath yellow phosphorus, and the downside of rinse bath is provided with wastewater outlet; Described rinse bath inside is provided with agitator;
Described filtration unit comprises strainer and presses phosphorus tank; The top of described pressure phosphorus tank is respectively equipped with presses the yellow phosphorus import of phosphorus tank and presses the outlet of phosphorus tank yellow phosphorus, presses the top, side of phosphorus tank to be provided with phosphorous liquid flooding mouth; Described filter top is respectively equipped with the import of strainer yellow phosphorus and washings import, and the bottom of described strainer is provided with yellow phosphorus outlet, and the bottom of described strainer is provided with sludge outlet;
Described phosphorus-melting groove yellow phosphorus outlet is connected to the import of oxidation trough yellow phosphorus by pipeline; Described oxidation trough yellow phosphorus outlet is connected to rinse bath yellow phosphorus inlet line and is provided with yellow phosphorus pump; The outlet of rinse bath yellow phosphorus is connected to presses the pipeline of phosphorus tank yellow phosphorus import to be provided with yellow phosphorus transferpump; Described pressure phosphorus tank yellow phosphorus outlet is connected to the import of strainer yellow phosphorus by pipeline.
The outside of described pressure phosphorus tank is provided with thermal insulation layer, and the bottom of thermal insulation layer is provided with presses the import of phosphorus tank insulation liquid, is provided with presses the outlet of phosphorus tank insulation liquid on the top of thermal insulation layer.
The outside of described strainer is provided with thermal insulation layer, and the bottom of thermal insulation layer is provided with the import of strainer insulation liquid, at thermal insulation layer, upper lateral part is provided with to the outlet of strainer insulation liquid.
Above-mentioned oxidation trough is also provided with insulation jacket, and insulation jacket is provided with oxidation trough insulation liquid import and the outlet of oxidation trough insulation liquid.
Above-mentioned rinse bath is also provided with insulation jacket, and insulation jacket is provided with rinse bath insulation liquid import and the outlet of rinse bath insulation liquid.
The filtering micropore size of the filter core of above-mentioned strainer is at 2～5um.
During the utility model work, industrial yellow phosphorus enters phosphorus-melting groove from yellow phosphorus import, hot water in device enters insulation jacket from the import of insulation liquid, from the outlet of insulation liquid, flow out insulation jacket again, to guarantee that yellow phosphorus is in liquid state, nitrogen enters oxidation trough from nitrogen gas generating device from nitrogen inlet, from tail gas outlet, enter exhaust treatment system again, fully replaced after the air in oxidation trough, oxygenant and catalyzer are respectively from oxidant inlet, catalyst inlet, enter oxidation trough, yellow phosphorus enters oxidation trough through yellow phosphorus pipeline from the import of oxidation trough yellow phosphorus from the yellow phosphorus outlet of phosphorus-melting groove bottom, start agitator, adjust reactive tank jacket water (J.W.) flow control temperature of reaction, reach after the reaction times, stop stirring, the standing abundant layering of material making in oxidation trough, from ultrapure water import, to rinse bath, add ultrapure water, nitrogen enters from tail gas outlet and draws from nitrogen inlet, yellow phosphorus enters rinse bath through pipeline from the import of rinse bath yellow phosphorus from the outlet of oxidation trough yellow phosphorus, in yellow phosphorus, the impurity such as arsenic enters waste liquid after oxidized, from spent acid outlet, is discharged to liquid waste treatment system, starts agitator, adjust rinse bath jacket water (J.W.) flow control wash temperature, stir after certain hour, stop stirring the standing abundant layering of material making in rinse bath, yellow phosphorus is pressed phosphorus tank from pressing the import of phosphorus tank yellow phosphorus to enter, after pressing phosphorus tank to enter yellow phosphorus, by adjusting, press the adjustment of phosphorus tank chuck hot water flow to press temperature of charge in phosphorus tank, make yellow phosphorus in liquid state, press the yellow phosphorus in phosphorus tank through pipeline, from the import of strainer yellow phosphorus, to enter strainer by pressing phosphorus tank yellow phosphorus to export, yellow phosphorus after filtration enters the finished product stocking system from strainer yellow phosphorus outlet, and filter residue enters yellow phosphorus acid making system and fully utilizes from entering sludge outlet.
Advantage of the present utility model: comprehensively adopted the method for oxidation, washing, filtration to carry out purifying to yellow phosphorus, can improve the purity of phosphorus, and the connecting of whole device unit has been good, production operation serialization, is difficult for leaking, can be to environment; And equipment of the present utility model has adopted the thermal insulation layer of jacketed type, can be good at controlling temperature, reduced the waste of the energy, than existing external heat power supply device, not only reduce equipment cost, reduced the energy waste in hot transmission, and can not produce waste gas waste residue, saving equipment takes up an area, and does not affect yellow phosphorus quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
The import of 1-insulation liquid; The import of 2-yellow phosphorus; 3-oxidation trough; 4-rinse bath; The outlet of 5-insulation liquid; The outlet of 6-yellow phosphorus; 7-phosphorus-melting groove; 8-presses the import of phosphorus tank yellow phosphorus; 9-presses the outlet of phosphorus tank insulation liquid; 10-presses the outlet of phosphorus tank yellow phosphorus; The phosphorous hydrorrhea head piece of 11-; 12-presses phosphorus tank; 13-presses the import of phosphorus tank insulation liquid; The import of 14-washings; 15-strainer; The import of 16-strainer insulation liquid; The import of 17-strainer yellow phosphorus; The outlet of 18-strainer insulation liquid; The outlet of 19-strainer yellow phosphorus; 20-sludge outlet; The import of 21-oxidation trough yellow phosphorus; 22-oxidant inlet; 23-catalyst inlet; 24-nitrogen inlet; The outlet of 25-tail gas; The outlet of 26-oxidation trough insulation liquid; The import of 27-oxidation trough insulation liquid; 28 oxidation trough agitators; The import of 29-rinse bath yellow phosphorus; The import of 30-rinse bath insulation liquid; 31-rinse bath nitrogen inlet; The import of 32-rinse bath ultrapure water; The outlet of 33-rinse bath tail gas; The outlet of 34-rinse bath insulation liquid; 35-wastewater outlet; 36-rinse bath agitator; The outlet of 37-spent acid; The outlet of 38-oxidation trough yellow phosphorus.
Embodiment
embodiment
A high-purity yellow phosphorus production equipment, comprises oxidation unit, washing device and filtration unit;
Described oxidation unit comprises phosphorus-melting groove 7 and oxidation trough 3; Described phosphorus-melting groove 7 tops are provided with yellow phosphorus import 2, phosphorus-melting groove 7 bottoms are provided with yellow phosphorus outlet 6, described phosphorus-melting groove 7 skins are provided with insulation jacket, and the bottom of described insulation jacket is provided with insulation liquid import 1, upper lateral part is provided with and is incubated liquid outlet 5 in the import of insulation jacket insulation liquid; Described oxidation trough 3 tops arrange respectively oxidation trough yellow phosphorus import 21, oxidant inlet 22, catalyst inlet 23, nitrogen inlet 24 and tail gas outlet 25; The bottom of described oxidation trough 3 is respectively equipped with the outlet 38 of oxidation trough yellow phosphorus and waste liquid outlet 37; Described oxidation trough 7 inside are provided with agitator 28;
Described washing device mainly consists of rinse bath 4, described rinse bath 4 tops arrange respectively rinse bath yellow phosphorus import 29, nitrogen inlet 31, ultrapure water import 32 and tail gas outlet 33, described rinse bath 4 bottoms are provided with the outlet of rinse bath yellow phosphorus, and the downside of rinse bath 4 is provided with wastewater outlet 35; Described rinse bath 4 inside are provided with agitator 36;
Described filtration unit comprises strainer 15 and presses phosphorus tank 12; The top of described pressure phosphorus tank 12 is respectively equipped with presses phosphorus tank yellow phosphorus import 8 and presses phosphorus tank yellow phosphorus outlet 10, press the top, side of phosphorus tank 8 to be provided with phosphorous liquid flooding mouth 11, the outside of described pressure phosphorus tank 12 is provided with thermal insulation layer, the bottom of thermal insulation layer is provided with presses phosphorus tank insulation liquid import 13, is provided with presses phosphorus tank insulation liquid outlet 9 on the top of thermal insulation layer; Described strainer 15 tops are respectively equipped with strainer yellow phosphorus import 17 and washings import 14, and the bottom of described strainer 15 is provided with strainer yellow phosphorus outlet 19, and the bottom of described strainer 15 is provided with sludge outlet 20; The outside of described strainer 15 is provided with thermal insulation layer, and the bottom of thermal insulation layer is provided with strainer insulation liquid import 16, at thermal insulation layer, upper lateral part is provided with to strainer insulation liquid outlet 18;
Described phosphorus-melting groove yellow phosphorus outlet 6 is connected to oxidation trough yellow phosphorus import 21 by pipeline; Described oxidation trough yellow phosphorus outlet 38 is connected to rinse bath yellow phosphorus import 29 pipelines and is provided with yellow phosphorus pump; The outlet of rinse bath yellow phosphorus is connected to presses the pipeline of phosphorus tank yellow phosphorus import 8 to be provided with yellow phosphorus transferpump; Described pressure phosphorus tank yellow phosphorus outlet 10 is connected to strainer yellow phosphorus import 17 by pipeline.
Above-mentioned oxidation trough 3 is also provided with insulation jacket, and insulation jacket is provided with oxidation trough insulation liquid import 27 and oxidation trough insulation liquid outlet 26.
Above-mentioned rinse bath 4 is also provided with insulation jacket, and insulation jacket is provided with rinse bath insulation liquid import 30 and rinse bath insulation liquid outlet 34.
The filtering micropore size of the filter core of above-mentioned strainer 15 is at 2～5um.
Claims (6)
1. a high-purity yellow phosphorus production equipment, is characterized in that this device comprises oxidation unit, washing device and filtration unit;
Described oxidation unit comprises phosphorus-melting groove (7) and oxidation trough (3); Described phosphorus-melting groove (7) top is provided with yellow phosphorus import (2), phosphorus-melting groove (7) bottom is provided with yellow phosphorus outlet (6), described phosphorus-melting groove (7) skin is provided with insulation jacket, the bottom of described insulation jacket is provided with insulation liquid import (1), upper lateral part is provided with and is incubated liquid outlet (5) in the import of insulation jacket insulation liquid; Described oxidation trough (3) top arranges respectively oxidation trough yellow phosphorus import (21), oxidant inlet (22), catalyst inlet (23), nitrogen inlet (24) and tail gas outlet (25); The bottom of described oxidation trough (3) is respectively equipped with the outlet of oxidation trough yellow phosphorus (38) and waste liquid outlet (37); Described oxidation trough (7) inside is provided with agitator (28);
Described washing device mainly consists of rinse bath (4), described rinse bath (4) top arranges respectively rinse bath yellow phosphorus import (29), nitrogen inlet (31), ultrapure water import (32) and tail gas outlet (33), described rinse bath (4) bottom is provided with the outlet of rinse bath yellow phosphorus, and the downside of rinse bath (4) is provided with wastewater outlet (35); Described rinse bath (4) inside is provided with agitator (36);
Described filtration unit comprises strainer (15) and presses phosphorus tank (12); The top of described pressure phosphorus tank (12) is respectively equipped with presses phosphorus tank yellow phosphorus import (8) and presses phosphorus tank yellow phosphorus outlet (10), press the top, side of phosphorus tank (8) to be provided with phosphorous liquid flooding mouth (11), described strainer (15) top is respectively equipped with strainer yellow phosphorus import (17) and washings import (14), the bottom of described strainer (15) is provided with strainer yellow phosphorus outlet (19), and the bottom of described strainer (15) is provided with sludge outlet (20);
Described phosphorus-melting groove yellow phosphorus outlet (6) is connected to oxidation trough yellow phosphorus import (21) by pipeline; Described oxidation trough yellow phosphorus outlet (38) is connected to rinse bath yellow phosphorus import (29) pipeline and is provided with yellow phosphorus pump; The outlet of rinse bath yellow phosphorus is connected to presses the pipeline of phosphorus tank yellow phosphorus import (8) to be provided with yellow phosphorus transferpump; Described pressure phosphorus tank yellow phosphorus outlet (10) is connected to strainer yellow phosphorus import (17) by pipeline.
2. device as claimed in claim 1, is characterized in that described oxidation trough (3) is also provided with insulation jacket, and insulation jacket is provided with oxidation trough insulation liquid import (27) and oxidation trough insulation liquid outlet (26).
3. device as claimed in claim 1, is characterized in that described rinse bath (4) is also provided with insulation jacket, and insulation jacket is provided with rinse bath insulation liquid import (30) and rinse bath insulation liquid outlet (34).
4. device as claimed in claim 1, is characterized in that the outside of described pressure phosphorus tank (12) is provided with thermal insulation layer, and the bottom of thermal insulation layer is provided with presses phosphorus tank insulation liquid import (13), is provided with presses phosphorus tank insulation liquid outlet (9) on the top of thermal insulation layer.
5. device as claimed in claim 1, the outside that it is characterized in that described strainer (15) is provided with thermal insulation layer, the bottom of thermal insulation layer is provided with strainer insulation liquid import (16), at thermal insulation layer, upper lateral part is provided with to strainer insulation liquid outlet (18).
6. device as claimed in claim 1, is characterized in that the filtering micropore size of filter core of described strainer (15) is at 2～5um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320727248.9U CN203582496U (en) | 2013-11-18 | 2013-11-18 | High-purity yellow phosphorus production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320727248.9U CN203582496U (en) | 2013-11-18 | 2013-11-18 | High-purity yellow phosphorus production device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203582496U true CN203582496U (en) | 2014-05-07 |
Family
ID=50580446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320727248.9U Expired - Lifetime CN203582496U (en) | 2013-11-18 | 2013-11-18 | High-purity yellow phosphorus production device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203582496U (en) |
-
2013
- 2013-11-18 CN CN201320727248.9U patent/CN203582496U/en not_active Expired - Lifetime
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |
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| CX01 | Expiry of patent term |