CN105087939A - System for recycling copper in organic silicon waste residue slurry and recycling method for system - Google Patents
System for recycling copper in organic silicon waste residue slurry and recycling method for system Download PDFInfo
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- CN105087939A CN105087939A CN201510508148.0A CN201510508148A CN105087939A CN 105087939 A CN105087939 A CN 105087939A CN 201510508148 A CN201510508148 A CN 201510508148A CN 105087939 A CN105087939 A CN 105087939A
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Abstract
The invention relates to a copper recycling system in particular to a system for recycling copper in organic silicon waste residue slurry and a recycling method for the system. The system comprises a recycling system and a tail gas purifying system. The system for recycling copper in organic silicon waste residue slurry and the recycling method for the system are safe and reliable in operation process, high in copper recycling rate, low in device investment and low in operation cost; and an obtained copper solution can serve as a raw material for producing copper chemicals, and the purchase cost can be lowered greatly for chemical production factories.
Description
Technical field
The present invention relates to a kind of copper recovery system, particularly relate to copper recovery system and recovery method thereof in a kind of organic silicon waste residue slurry.
Background technology
The synthesis of organosilane monomer take copper powder as catalyzer, containing a large amount of activated state copper in the waste residue slurry that its wet dedusting produces, will spontaneous combustion when causing waste residue slurry to expose in atmosphere, and produce strong acid and strong acid mist, there is serious potential safety hazard; If directly discharge, then not only pollute the environment, and the waste of cupric resource can be caused, so be necessary to reclaim and resource utilization copper resource wherein while carrying out harmless treatment to such waste residue slurry.
Summary of the invention
The present invention mainly solves the deficiencies in the prior art, provides a kind of compact construction, copper recovery system and recovery method thereof in a kind of organic silicon waste residue slurry that facility investment is little, running cost is low.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
Copper recovery system in a kind of organic silicon waste residue slurry, comprise recovery system and exhaust gas purification system, described recovery system comprises pretreater, strainer I, copper dissolution kettle, strainer II and copper-containing solution storage tank, described pretreater respectively with organic silicon waste residue slurry entrance, hydrolytic reagent entrance is connected, described pretreater is connected with exhaust gas purification system, described pretreater is connected with strainer I, described strainer I is connected with copper dissolution kettle, described copper dissolution kettle is connected with exhaust gas purification system, described copper dissolution kettle respectively with oxidizing substance entrance, acidic substance entrance and catalyst inlet are connected, described copper dissolution kettle is connected with strainer II, described strainer II is connected with copper-containing solution storage tank,
Pump is respectively equipped with between described pretreater and strainer I, between strainer I and copper dissolution kettle, between copper dissolution kettle and strainer II, between strainer II and copper-containing solution storage tank;
Described exhaust gas purification system comprises washing separator, water absorption tower and Alkali absorption tower, and described washing separator is connected with water absorption tower, and described water absorption tower is connected with Alkali absorption tower, is provided with blower fan between described water absorption tower and Alkali absorption tower;
Described pretreater is connected with washing separator, and described copper dissolution kettle is connected with water absorption tower.
As preferably, described water absorption tower and Alkali absorption tower are respectively equipped with recycle pump.
A recovery method for copper recovery system in organic silicon waste residue slurry, carries out according to the following steps:
Step one: open pretreater offgas outlet valve, washing separator inlet exhaust gas valve, water tail gas from absorption tower inlet valve, Alkali absorption tower inlet exhaust gas valve successively, make pretreater be interconnected with washing separator, water absorption tower, Alkali absorption tower and be in unimpeded state;
Step 2: start water absorption tower recycle pump and Alkali absorption tower recycle pump, opens blower fan;
Step 3: open hydrolytic reagent inlet valve, with pump, hydrolytic reagent is squeezed into pretreater, opens and stirs;
Step 4: open organic silicon waste residue slurry inlet valve, with pump, organic silicon waste residue slurry is squeezed into pretreater, stirring reaction 1 ~ 2h;
Step 5: react complete, opens pretreater bleeder valve and strainer I feed valve, opens pump, reaction product is squeezed into strainer I;
Step 6: the vacuum pumping valve of opened filter I, open vacuum pump, by the vacuum degree control of strainer I at below-20kPa, vacuum filtration material, obtains fine particulate cupric siloxanes;
Step 7: open copper dissolution kettle offgas outlet valve and water tail gas from absorption tower inlet valve, makes copper dissolution kettle and water absorption tower be interconnected and be in unimpeded state;
Step 8: open acidic substance inlet valve, opens pump, acidic substance is squeezed into copper dissolution kettle, opens and stirs;
Step 9: open copper dissolution kettle opening for feed, is transported to copper dissolution kettle by fine particulate cupric siloxanes, is uniformly mixed 15 ~ 30min, make mixing of materials even;
Step 10: open oxidizing substance inlet valve and catalyst inlet valve, squeeze into oxidizing substance and catalyzer respectively under whipped state, stirring reaction 1 ~ 5h;
Step 11: react complete, opens copper dissolution kettle bleeder valve and strainer II feed valve, opens pump, reaction product is squeezed into strainer II;
Step 12: the vacuum pumping valve of opened filter II, open vacuum pump, by the vacuum degree control of strainer II at below-50kPa, vacuum filtration material, obtains copper-containing solution;
Step 13: opened filter II bleeder valve and copper-containing solution storage tank feed valve, opens pump, copper-containing solution is squeezed into copper-containing solution storage tank.
As preferably, described hydrolytic reagent is selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, sulfurous acid, monoammonium sulfate, sodium pyrosulfate, or is selected from one or more in sodium hydroxide, calcium hydroxide, sodium carbonate, sodium bicarbonate, ammoniacal liquor, ammonium hydrogencarbonate;
Described acidic substance are selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, acetic acid, sulfurous acid;
Described oxidizing substance is selected from one or more in clorox, calcium chlorate, potassium perchlorate, hydrogen peroxide, ammonium persulphate, chlorinated lime;
Described catalyzer is cupric chloride and/or copper sulfate;
The mass percent of described hydrolytic reagent is 1-35%, and add-on is the 10-80% accounting for reaction mixture total amount;
The mass percent of described acidic substance is 5-30%, and add-on is the 5-50% accounting for reaction mixture total amount;
Described oxidizing substance add-on is the 0.1-20.0% accounting for reaction mixture total amount;
Described catalyst charge is the 0.01-0.1% accounting for reaction mixture total amount;
The described copper stripping reaction times is preferably 2-4h.
In water absorption tower, top is provided with water spray system; In Alkali absorption tower, top is provided with Alkali absorption liquid spray equipment, and Alkali absorption tower top is provided with exhaust port.
Therefore, copper recovery system and recovery method thereof in a kind of organic silicon waste residue slurry of the present invention, safe operation process is reliable, and copper recovery is high, facility investment is little, running cost is low; Gained copper solutions can be used as the raw material of production of copper chemical, can the purchase cost of significantly Jiang Tong chemicals production producer.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, copper recovery system in a kind of organic silicon waste residue slurry, comprise recovery system and exhaust gas purification system, described recovery system comprises pretreater 1, strainer I 2, copper dissolution kettle 3, strainer II 4 and copper-containing solution storage tank 5, described pretreater 1 respectively with organic silicon waste residue slurry entrance 6, hydrolytic reagent entrance 7 is connected, described pretreater 1 is connected with exhaust gas purification system, described pretreater 1 is connected with strainer I 2, described strainer I 2 is connected with copper dissolution kettle 3, described copper dissolution kettle 3 is connected with exhaust gas purification system, described copper dissolution kettle 3 respectively with oxidizing substance entrance 8, acidic substance entrance 9 and catalyst inlet 10 are connected, described copper dissolution kettle 3 is connected with strainer II 4, described strainer II 4 is connected with copper-containing solution storage tank 5,
Between described pretreater 1 and strainer I 2, between strainer I 2 and copper dissolution kettle 3, between copper dissolution kettle 3 and strainer II 4, between strainer II 4 and copper-containing solution storage tank 5, be respectively equipped with pump 11;
Described exhaust gas purification system comprises washing separator 12, water absorption tower 13 and Alkali absorption tower 14, described washing separator 12 is connected with water absorption tower 13, described water absorption tower 13 is connected with Alkali absorption tower 14, is provided with blower fan 15 between described water absorption tower 13 and Alkali absorption tower 14;
Described pretreater 1 is connected with washing separator 12, and described copper dissolution kettle 3 is connected with water absorption tower 13.
Described water absorption tower 13 is respectively equipped with recycle pump 16 with Alkali absorption tower 14.
A recovery method for copper recovery system in organic silicon waste residue slurry, carries out according to the following steps:
Step one: open pretreater offgas outlet valve, washing separator inlet exhaust gas valve, water tail gas from absorption tower inlet valve, Alkali absorption tower inlet exhaust gas valve successively, make pretreater be interconnected with washing separator, water absorption tower, Alkali absorption tower and be in unimpeded state;
Step 2: start water absorption tower recycle pump and Alkali absorption tower recycle pump, opens blower fan;
Step 3: open hydrolytic reagent inlet valve, with pump, hydrolytic reagent is squeezed into pretreater, opens and stirs;
Step 4: open organic silicon waste residue slurry inlet valve, with pump, organic silicon waste residue slurry is squeezed into pretreater, stirring reaction 1h;
Step 5: react complete, opens pretreater bleeder valve and strainer I feed valve, opens pump, reaction product is squeezed into strainer I;
Step 6: the vacuum pumping valve of opened filter I, open vacuum pump, by the vacuum degree control of strainer I at below-20kPa, vacuum filtration material, obtains fine particulate cupric siloxanes;
Step 7: open copper dissolution kettle offgas outlet valve and water tail gas from absorption tower inlet valve, makes copper dissolution kettle and water absorption tower be interconnected and be in unimpeded state;
Step 8: open acidic substance inlet valve, opens pump, acidic substance is squeezed into copper dissolution kettle, opens and stirs;
Step 9: open copper dissolution kettle opening for feed, is transported to copper dissolution kettle by fine particulate cupric siloxanes, is uniformly mixed 15min, make mixing of materials even;
Step 10: open oxidizing substance inlet valve and catalyst inlet valve, squeeze into oxidizing substance and catalyzer respectively under whipped state, stirring reaction 1h;
Step 11: react complete, opens copper dissolution kettle bleeder valve and strainer II feed valve, opens pump, reaction product is squeezed into strainer II;
Step 12: the vacuum pumping valve of opened filter II, open vacuum pump, by the vacuum degree control of strainer II at below-50kPa, vacuum filtration material, obtains copper-containing solution;
Step 13: opened filter II bleeder valve and copper-containing solution storage tank feed valve, opens pump, copper-containing solution is squeezed into copper-containing solution storage tank.
Described hydrolytic reagent is selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, sulfurous acid, monoammonium sulfate, sodium pyrosulfate;
Described acidic substance are selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, acetic acid, sulfurous acid;
Described oxidizing substance is selected from one or more in clorox, calcium chlorate, potassium perchlorate, hydrogen peroxide, ammonium persulphate, chlorinated lime;
Described catalyzer is cupric chloride and/or copper sulfate;
The mass percent of described hydrolytic reagent is 1%, and add-on is account for reaction mixture total amount 80%;
The mass percent of described acidic substance is 5%, and add-on is account for reaction mixture total amount 50%;
Described oxidizing substance add-on is account for reaction mixture total amount 0.1%;
Described catalyst charge is account for reaction mixture total amount 0.01%.
Embodiment 2:
A recovery method for copper recovery system in organic silicon waste residue slurry, carries out according to the following steps:
Step one: open pretreater offgas outlet valve, washing separator inlet exhaust gas valve, water tail gas from absorption tower inlet valve, Alkali absorption tower inlet exhaust gas valve successively, make pretreater be interconnected with washing separator, water absorption tower, Alkali absorption tower and be in unimpeded state;
Step 2: start water absorption tower recycle pump and Alkali absorption tower recycle pump, opens blower fan;
Step 3: open hydrolytic reagent inlet valve, with pump, hydrolytic reagent is squeezed into pretreater, opens and stirs;
Step 4: open organic silicon waste residue slurry inlet valve, with pump, organic silicon waste residue slurry is squeezed into pretreater, stirring reaction 1.5h;
Step 5: react complete, opens pretreater bleeder valve and strainer I feed valve, opens pump, reaction product is squeezed into strainer I;
Step 6: the vacuum pumping valve of opened filter I, open vacuum pump, by the vacuum degree control of strainer I at below-20kPa, vacuum filtration material, obtains fine particulate cupric siloxanes;
Step 7: open copper dissolution kettle offgas outlet valve and water tail gas from absorption tower inlet valve, makes copper dissolution kettle and water absorption tower be interconnected and be in unimpeded state;
Step 8: open acidic substance inlet valve, opens pump, acidic substance is squeezed into copper dissolution kettle, opens and stirs;
Step 9: open copper dissolution kettle opening for feed, is transported to copper dissolution kettle by fine particulate cupric siloxanes, is uniformly mixed 20min, make mixing of materials even;
Step 10: open oxidizing substance inlet valve and catalyst inlet valve, squeeze into oxidizing substance and catalyzer respectively under whipped state, stirring reaction 2h;
Step 11: react complete, opens copper dissolution kettle bleeder valve and strainer II feed valve, opens pump, reaction product is squeezed into strainer II;
Step 12: the vacuum pumping valve of opened filter II, open vacuum pump, by the vacuum degree control of strainer II at below-50kPa, vacuum filtration material, obtains copper-containing solution;
Step 13: opened filter II bleeder valve and copper-containing solution storage tank feed valve, opens pump, copper-containing solution is squeezed into copper-containing solution storage tank.
Described hydrolytic reagent is selected from one or more in sodium hydroxide, calcium hydroxide, sodium carbonate, sodium bicarbonate, ammoniacal liquor, ammonium hydrogencarbonate;
Described acidic substance are selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, acetic acid, sulfurous acid;
Described oxidizing substance is selected from one or more in clorox, calcium chlorate, potassium perchlorate, hydrogen peroxide, ammonium persulphate, chlorinated lime;
Described catalyzer is cupric chloride and/or copper sulfate;
The mass percent of described hydrolytic reagent is 20%, and add-on is account for reaction mixture total amount 50%;
The mass percent of described acidic substance is 25%, and add-on is account for reaction mixture total amount 20%;
Described oxidizing substance add-on is account for reaction mixture total amount 10%;
Described catalyst charge is account for reaction mixture total amount 0.05%.
Embodiment 3:
A recovery method for copper recovery system in organic silicon waste residue slurry, carries out according to the following steps:
Step one: open pretreater offgas outlet valve, washing separator inlet exhaust gas valve, water tail gas from absorption tower inlet valve, Alkali absorption tower inlet exhaust gas valve successively, make pretreater be interconnected with washing separator, water absorption tower, Alkali absorption tower and be in unimpeded state;
Step 2: start water absorption tower recycle pump and Alkali absorption tower recycle pump, opens blower fan;
Step 3: open hydrolytic reagent inlet valve, with pump, hydrolytic reagent is squeezed into pretreater, opens and stirs;
Step 4: open organic silicon waste residue slurry inlet valve, with pump, organic silicon waste residue slurry is squeezed into pretreater, stirring reaction 2h;
Step 5: react complete, opens pretreater bleeder valve and strainer I feed valve, opens pump, reaction product is squeezed into strainer I;
Step 6: the vacuum pumping valve of opened filter I, open vacuum pump, by the vacuum degree control of strainer I at below-20kPa, vacuum filtration material, obtains fine particulate cupric siloxanes;
Step 7: open copper dissolution kettle offgas outlet valve and water tail gas from absorption tower inlet valve, makes copper dissolution kettle and water absorption tower be interconnected and be in unimpeded state;
Step 8: open acidic substance inlet valve, opens pump, acidic substance is squeezed into copper dissolution kettle, opens and stirs;
Step 9: open copper dissolution kettle opening for feed, is transported to copper dissolution kettle by fine particulate cupric siloxanes, is uniformly mixed 30min, make mixing of materials even;
Step 10: open oxidizing substance inlet valve and catalyst inlet valve, squeeze into oxidizing substance and catalyzer respectively under whipped state, stirring reaction 5h;
Step 11: react complete, opens copper dissolution kettle bleeder valve and strainer II feed valve, opens pump, reaction product is squeezed into strainer II;
Step 12: the vacuum pumping valve of opened filter II, open vacuum pump, by the vacuum degree control of strainer II at below-50kPa, vacuum filtration material, obtains copper-containing solution;
Step 13: opened filter II bleeder valve and copper-containing solution storage tank feed valve, opens pump, copper-containing solution is squeezed into copper-containing solution storage tank.
Described hydrolytic reagent is selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, sulfurous acid, monoammonium sulfate, sodium pyrosulfate;
Described acidic substance are selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, acetic acid, sulfurous acid;
Described oxidizing substance is selected from one or more in clorox, calcium chlorate, potassium perchlorate, hydrogen peroxide, ammonium persulphate, chlorinated lime;
Described catalyzer is cupric chloride and/or copper sulfate;
The mass percent of described hydrolytic reagent is 35%, and add-on is account for reaction mixture total amount 10%;
The mass percent of described acidic substance is 30%, and add-on is account for reaction mixture total amount 5%;
Described oxidizing substance add-on is account for reaction mixture total amount 20.0%;
Described catalyst charge is account for reaction mixture total amount 0.1%.
Claims (4)
1. copper recovery system in an organic silicon waste residue slurry, it is characterized in that: comprise recovery system and exhaust gas purification system, described recovery system comprises pretreater (1), strainer I (2), copper dissolution kettle (3), strainer II (4) and copper-containing solution storage tank (5), described pretreater (1) respectively with organic silicon waste residue slurry entrance (6), hydrolytic reagent entrance (7) is connected, described pretreater (1) is connected with exhaust gas purification system, described pretreater (1) is connected with strainer I (2), described strainer I (2) is connected with copper dissolution kettle (3), described copper dissolution kettle (3) is connected with exhaust gas purification system, described copper dissolution kettle (3) respectively with oxidizing substance entrance (8), acidic substance entrance (9) and catalyst inlet (10) are connected, described copper dissolution kettle (3) is connected with strainer II (4), described strainer II (4) is connected with copper-containing solution storage tank (5),
Between described pretreater (1) and strainer I (2), between strainer I (2) and copper dissolution kettle (3), between copper dissolution kettle (3) and strainer II (4), between strainer II (4) and copper-containing solution storage tank (5), be respectively equipped with pump (11);
Described exhaust gas purification system comprises washing separator (12), water absorption tower (13) and Alkali absorption tower (14), described washing separator (12) is connected with water absorption tower (13), described water absorption tower (13) is connected with Alkali absorption tower (14), is provided with blower fan (15) between described water absorption tower (13) and Alkali absorption tower (14);
Described pretreater (1) is connected with washing separator (12), and described copper dissolution kettle (3) is connected with water absorption tower (13).
2. copper recovery system in a kind of organic silicon waste residue slurry according to claim 1, is characterized in that: described water absorption tower (13) and Alkali absorption tower (14) are respectively equipped with recycle pump (16).
3. utilize the recovery method of copper recovery system in a kind of organic silicon waste residue slurry described in claim 1, it is characterized in that carrying out according to the following steps:
Step one: open pretreater offgas outlet valve, washing separator inlet exhaust gas valve, water tail gas from absorption tower inlet valve, Alkali absorption tower inlet exhaust gas valve successively, make pretreater be interconnected with washing separator, water absorption tower, Alkali absorption tower and be in unimpeded state;
Step 2: start water absorption tower recycle pump and Alkali absorption tower recycle pump, opens blower fan;
Step 3: open hydrolytic reagent inlet valve, with pump, hydrolytic reagent is squeezed into pretreater, opens and stirs;
Step 4: open organic silicon waste residue slurry inlet valve, with pump, organic silicon waste residue slurry is squeezed into pretreater, stirring reaction 1 ~ 2h;
Step 5: react complete, opens pretreater bleeder valve and strainer I feed valve, opens pump, reaction product is squeezed into strainer I;
Step 6: the vacuum pumping valve of opened filter I, open vacuum pump, by the vacuum degree control of strainer I at below-20kPa, vacuum filtration material, obtains fine particulate cupric siloxanes;
Step 7: open copper dissolution kettle offgas outlet valve and water tail gas from absorption tower inlet valve, makes copper dissolution kettle and water absorption tower be interconnected and be in unimpeded state;
Step 8: open acidic substance inlet valve, opens pump, acidic substance is squeezed into copper dissolution kettle, opens and stirs;
Step 9: open copper dissolution kettle opening for feed, is transported to copper dissolution kettle by fine particulate cupric siloxanes, is uniformly mixed 15 ~ 30min, make mixing of materials even;
Step 10: open oxidizing substance inlet valve and catalyst inlet valve, squeeze into oxidizing substance and catalyzer respectively under whipped state, stirring reaction 1 ~ 5h;
Step 11: react complete, opens copper dissolution kettle bleeder valve and strainer II feed valve, opens pump, reaction product is squeezed into strainer II;
Step 12: the vacuum pumping valve of opened filter II, open vacuum pump, by the vacuum degree control of strainer II at below-50kPa, vacuum filtration material, obtains copper-containing solution;
Step 13: opened filter II bleeder valve and copper-containing solution storage tank feed valve, opens pump, copper-containing solution is squeezed into copper-containing solution storage tank.
4. the recovery method of copper recovery system in a kind of organic silicon waste residue slurry according to claim 3, is characterized in that:
Described hydrolytic reagent is selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, sulfurous acid, monoammonium sulfate, sodium pyrosulfate, or is selected from one or more in sodium hydroxide, calcium hydroxide, sodium carbonate, sodium bicarbonate, ammoniacal liquor, ammonium hydrogencarbonate;
Described acidic substance are selected from one or more in hydrochloric acid, sulfuric acid, phosphoric acid, acetic acid, sulfurous acid;
Described oxidizing substance is selected from one or more in clorox, calcium chlorate, potassium perchlorate, hydrogen peroxide, ammonium persulphate, chlorinated lime;
Described catalyzer is cupric chloride and/or copper sulfate;
The mass percent of described hydrolytic reagent is 1-35%, and add-on is the 10-80% accounting for reaction mixture total amount;
The mass percent of described acidic substance is 5-30%, and add-on is the 5-50% accounting for reaction mixture total amount;
Described oxidizing substance add-on is the 0.1-20.0% accounting for reaction mixture total amount;
Described catalyst charge is the 0.01-0.1% accounting for reaction mixture total amount.
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| CN201510508148.0A CN105087939B (en) | 2015-08-19 | 2015-08-19 | Copper recovery system and its recovery method in a kind of organic silicon waste residue slurry |
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| CN201510508148.0A CN105087939B (en) | 2015-08-19 | 2015-08-19 | Copper recovery system and its recovery method in a kind of organic silicon waste residue slurry |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106623370A (en) * | 2017-01-18 | 2017-05-10 | 山东省环境保护科学研究设计院 | Treatment process and system for organic silica mud |
| CN108060304A (en) * | 2017-11-28 | 2018-05-22 | 曾文生 | A kind of pollution-free recycling and processing device of waste hardware material |
| CN109319795A (en) * | 2018-10-18 | 2019-02-12 | 江西星火狮达科技有限公司 | The method of recycling purification silicon powder production silica solution from organosilicon slag |
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| JP2010284579A (en) * | 2009-06-10 | 2010-12-24 | Shin Etsu Handotai Co Ltd | Waste liquid treating method |
| CN102180605A (en) * | 2010-12-27 | 2011-09-14 | 蓝星化工新材料股份有限公司江西星火有机硅厂 | Process for treating organic silicon slurry slag |
| CN202877217U (en) * | 2012-09-29 | 2013-04-17 | 山东金岭化学有限公司 | Organic silicon slurry residue hydrolytic treatment device |
| CN103555951A (en) * | 2013-10-23 | 2014-02-05 | 泸州北方化学工业有限公司 | Method for extracting copper from organic silicon scrap |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2010284579A (en) * | 2009-06-10 | 2010-12-24 | Shin Etsu Handotai Co Ltd | Waste liquid treating method |
| CN102180605A (en) * | 2010-12-27 | 2011-09-14 | 蓝星化工新材料股份有限公司江西星火有机硅厂 | Process for treating organic silicon slurry slag |
| CN202877217U (en) * | 2012-09-29 | 2013-04-17 | 山东金岭化学有限公司 | Organic silicon slurry residue hydrolytic treatment device |
| CN103555951A (en) * | 2013-10-23 | 2014-02-05 | 泸州北方化学工业有限公司 | Method for extracting copper from organic silicon scrap |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106623370A (en) * | 2017-01-18 | 2017-05-10 | 山东省环境保护科学研究设计院 | Treatment process and system for organic silica mud |
| CN106623370B (en) * | 2017-01-18 | 2023-02-03 | 李鹏 | Organic silicon slurry slag treatment process and system |
| CN108060304A (en) * | 2017-11-28 | 2018-05-22 | 曾文生 | A kind of pollution-free recycling and processing device of waste hardware material |
| CN108060304B (en) * | 2017-11-28 | 2019-04-26 | 广西云邦货架有限公司 | A kind of pollution-free recycling and processing device of waste hardware material |
| CN109319795A (en) * | 2018-10-18 | 2019-02-12 | 江西星火狮达科技有限公司 | The method of recycling purification silicon powder production silica solution from organosilicon slag |
| CN109319795B (en) * | 2018-10-18 | 2020-07-31 | 江西星火狮达科技有限公司 | Method for producing silica sol by recovering and purifying silicon powder from organic silicon slag |
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| Publication number | Publication date |
|---|---|
| CN105087939B (en) | 2018-08-28 |
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