CN110578062A - Non-cyanogen gold extraction leaching device for gold concentrate - Google Patents
Non-cyanogen gold extraction leaching device for gold concentrate Download PDFInfo
- Publication number
- CN110578062A CN110578062A CN201910972370.4A CN201910972370A CN110578062A CN 110578062 A CN110578062 A CN 110578062A CN 201910972370 A CN201910972370 A CN 201910972370A CN 110578062 A CN110578062 A CN 110578062A
- Authority
- CN
- China
- Prior art keywords
- parts
- tank body
- gold
- leaching device
- gold extraction
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/02—Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a gold concentrate non-cyanogen gold extraction leaching device, which relates to the technical field of gold concentrate non-cyanogen gold extraction equipment and comprises a tank body, wherein the tank body is made of concrete or steel plates, a lining is arranged in the tank body and is formed by cementing a cementing agent and cementing a lining material, and the lining material comprises at least one of acid-resistant ceramic, silicon nitride ceramic and impermeable graphite bricks. The gold concentrate non-cyanide gold extraction leaching device provided by the invention can meet the requirements of corrosion resistance, temperature resistance, acid resistance and wear resistance of a leaching environment, has moderate cost, is convenient to manufacture and process, can be adjusted according to the requirement in specification, and can meet all process requirements of gold concentrate non-cyanide gold extraction.
Description
Technical Field
The invention relates to the technical field of gold concentrate non-cyanide gold extraction equipment, in particular to a gold concentrate non-cyanide gold extraction leaching device.
background
The leaching device is an important device in the non-cyanogen gold extraction process of the high-sulfur high-arsenic high-carbon refractory gold concentrate. In the non-cyanide gold extraction process of gold concentrate, the leaching environment is strongly acidic and moderately oxidative. Meanwhile, the temperature of the leaching environment is high, and strong abrasion is generated on equipment in the leaching process, so that the service life of the leaching equipment is shortened. At present, the mainstream leaching equipment in the market is conventional leaching equipment, and the conventional leaching equipment has the defect that the production requirement cannot be met. Individual equipment such as an enamel reaction kettle can meet production requirements, but the equipment is expensive, has very high transportation and processing requirements and small volume, and cannot well meet the production requirements. Although there are many different types of acid, corrosion, temperature and wear resistant devices on the market, there is at least one property that does not meet the requirements of the gold extraction process.
In view of this, the invention is particularly proposed.
Disclosure of Invention
The invention aims to provide a non-cyanide gold extraction leaching device for gold concentrate to solve the technical problem.
The invention is realized by the following steps:
A non-cyanogen gold extraction leaching device for gold concentrate comprises a tank body, wherein the tank body is made of concrete or steel plates, a lining is arranged in the tank body and is formed by cementing a lining material by a cementing agent, and the lining material comprises at least one of acid-resistant ceramic, silicon nitride ceramic and impermeable graphite bricks.
The shape of the tank body is preferably a cylindrical tank body, and the production cost can be reduced by manufacturing the tank body with concrete or steel plates. The lining formed by cementing agent cementing lining material can improve the corrosion resistance and strong oxidation resistance of the leaching device, and meanwhile, the lining also has good chemical stability, mechanical strength, processability, thermal stability and thermal conductivity.
in the lining material, the acid-resistant ceramic has better acid resistance, and the silicon nitride ceramic and the impermeable graphite brick have good corrosion resistance, thermal stability and mechanical strength.
In a preferred embodiment of the present invention, the cementing agent is cement;
Preferably, the cement is water glass cement or organic resin cement;
Preferably, the cement is acid-resistant concrete or heat-resistant epoxy resin.
The cementing agent is arranged so as to bond the lining material to the inner peripheral wall of the tank body, thereby improving the comprehensive performance of the tank body.
in a preferred embodiment of the present invention, the water glass cement comprises the following materials in parts by weight: 100-120 parts of filler, 35-40 parts of water glass and 4-5 parts of curing agent;
Preferably, the water glass cement comprises the following materials in parts by weight: 100 parts of filler, 35 parts of water glass and 4 parts of curing agent.
The water glass cement prepared by the formula has the best performance of strong oxidation acid resistance.
In a preferred embodiment of the present invention, the organic resin based daub comprises the following materials in parts by weight: 100-120 parts of organic resin, 4-5 parts of curing agent and 150-200 parts of filler;
Preferably, the organic resin cement comprises the following materials in parts by weight: 100 parts of organic resin, 5 parts of curing agent and 150 parts of filler.
the organic resin is arranged to improve the caking property, the water resistance and the heat resistance of the cementing agent. The curing agent is added to cure the organic resin, so that the mechanical property, heat resistance, water resistance and corrosion resistance of the organic resin daub are improved.
in a preferred embodiment of the present invention, the filler includes at least one of cast stone powder, graphite powder, quartz powder, andesite rock powder, quartz sand and porcelain powder;
preferably, the fineness of the filler is 100-200 meshes.
Fillers formulated within the above-described fineness range have excellent resistance to strong oxidizing acids.
In the preferred embodiment of the present invention, the curing agent is any one or a combination of more of sodium fluorosilicate, lead oxide and aluminum phosphate.
The curing agent can ensure the resin to be cured and formed.
In a preferred embodiment of the present invention, the organic resin is a thermosetting resin;
Preferably, the thermosetting resin is furfuryl alcohol resin.
In other embodiments, the amount of the organic resin added may be adjusted as needed.
In a preferred embodiment of the present invention, the leaching apparatus for non-cyanogen gold extraction of gold concentrate further comprises a cover plate and a stress beam, wherein the cover plate is covered on the tank body, and the stress beam is installed at the bottom of the cover plate and located inside the tank body;
Preferably, the outer lining materials of the cover plate and the stress beam are rubber;
Preferably, the outer lining materials of the cover plate and the stress beam are butyl rubber;
Preferably, the outer lining materials of the cover plate and the stress beam are copolymers of isobutene and isoprene or butadiene.
Butyl rubber is arranged as an outer lining material to improve the heat resistance and corrosion resistance of the cover plate and the stress beam. The butyl rubber has good heat resistance, the working temperature is 90-110 ℃, the butyl rubber is easy to embrittle, and the butyl rubber can resist corrosion of oxidative media such as alkene nitric acid, chromic acid, oxygen, ozone and the like and has good corrosion resistance to solvents such as non-oxidative acids, alkalis, salts, ethanol, acetone, animal and vegetable oil, fatty acids and the like. Good weather resistance and low air permeability.
In a preferred embodiment of the present invention, a stirring device is further mounted on the stress beam, the stirring device includes a motor, a speed reducer and a stirring shaft, a stirring impeller is disposed on a portion of the stirring shaft extending into the tank body through the stress beam, and the end of the stirring shaft exposed outside the tank body is sequentially connected to the speed reducer and the motor;
Preferably, the outer lining material of the stirring shaft and the stirring impeller is ABS plastic.
The motor drives the stirring shaft to rotate around the stirring axis, so as to drive the stirring impeller on the stirring shaft to rotate to realize the stirring of the slurry.
In a preferred embodiment of the present invention, a flow stabilizer is further disposed on the inner peripheral wall of the tank body near the liner.
the outer lining material of the flow stabilizing plate is ABS plastic, and the flow stabilizing plate is arranged to ensure that the liquid level in the tank body is stable.
the invention has the following beneficial effects:
The invention provides a non-cyanide gold extraction leaching device for gold concentrate, which is characterized in that a tank body is made of concrete or steel plates with low cost, a lining is arranged in the tank body, the corrosion resistance and strong oxidation resistance of the leaching device can be improved through the lining, and the lining also has good chemical stability, mechanical strength, processability, thermal stability and thermal conductivity. Therefore, the gold concentrate non-cyanide gold extraction leaching device provided by the invention can meet the requirements of corrosion resistance, temperature resistance, acid resistance and wear resistance of a leaching environment, has moderate cost, is convenient to manufacture and process, can be adjusted according to the requirement in specification, and can meet all process requirements of gold concentrate non-cyanide gold extraction.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a non-cyanide gold extraction leaching device for gold concentrate provided by the invention.
600-a leaching apparatus; 1-a groove body; 2-a cementing layer; 3-impervious graphite brick; 4-a sewage draining pipe; 5-stirring impeller; 6-stirring shaft; 7-a flow stabilizer; 8-ore discharge pipe; 9-a stress beam; 10-a medicine adding hole; 11-a speed reducer; 12-a motor; 13-exhaust hole; 14-slurry inlet holes; 15-cover plate; and the 16-PP pulp inlet pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
The features and properties of the present invention are described in further detail below with reference to examples.
Example 1
This embodiment provides a non-cyanogen gold extraction leaching apparatus 600 for gold concentrate. Referring to fig. 1, the tank includes a cylindrical tank body 1, and the tank body 1 is made of concrete. The manufacture of the tank 1 can be done on site. In other embodiments, the tank 1 may also be made of steel plate. The concrete or the steel plate has low cost, and the concrete or the steel plate is used for manufacturing the tank body 1, so that the tank body 1 has certain mechanical strength on one hand, and can also play a certain heat preservation role on the other hand.
In this embodiment, the periphery of the tank body 1 is also provided with a heat preservation layer, thereby preserving heat of the tank body 1.
The heat-insulating layer is made of rock wool, and the rock wool has the advantages of low price, light weight and good corrosion resistance.
During manufacturing, the common reinforced cement is adopted for on-site manufacturing or common steel plates are adopted for welding the framework cylindrical groove body 1, and the heat-insulating layer is coated outside.
The inner periphery of the tank body is provided with a lining, and in the embodiment, the lining is formed by cementing agent cementing impermeable graphite bricks 3. The impermeable graphite brick 3 has excellent chemical stability, mechanical strength, processability, thermal stability and thermal conductivity; the impervious graphite brick 3 can resist corrosion of various inorganic and organic acids, and particularly can resist corrosion of hydrochloric acid and chloride solution with concentration of any river below a boiling point, hydrofluoric acid with concentration of less than 48%, sodium hydroxide with concentration of less than 67% and certain organic solvents. Accordingly, impervious graphite bricks 3 are provided to improve the corrosion resistance, thermal stability and mechanical strength of the lining and thus the corrosion resistance, heat resistance and wear resistance of the entire leaching apparatus 600.
Further, in other embodiments, the lining material may also be selected from any one or combination of materials of acid-resistant ceramics and silicon nitride ceramics. Wherein, the acid-resistant ceramic has better acid resistance, and can resist the corrosion of organic acids such as chromic acid, formic acid, lactic acid, fatty acid and the like with any concentration and 96 percent sulfuric acid at the boiling temperature; can resist the corrosion of hydrochloric acid, acetic acid, oxalic acid and the like with any concentration below the boiling point of water. The silicon nitride ceramic is a very good corrosion-resistant material, can resist corrosion of boiling sulfuric acid, hydrochloric acid, acetic acid and 30% sodium hydroxide solution, and has an oxidation-resistant temperature of 1000 ℃. Meanwhile, the silicon nitride ceramic also has higher strength and excellent wear resistance; silicon nitride ceramics also have the advantage of a small coefficient of thermal expansion, which can withstand rapid thermal changes.
In this embodiment, the cementing agent is selected from heat-resistant epoxy resin cement, and the heat-resistant epoxy resin cement is prepared from the following ingredients in parts by weight: 100 parts of furfuryl alcohol resin, 5 parts of curing agent and 150 parts of filler.
the furfuryl alcohol resin is thermosetting resin, the highest using temperature is 90-100 ℃, and the using temperature of the heat-resistant furfuryl alcohol resin can reach 150 ℃. The furfuryl alcohol resin has excellent adhesion and water resistance, and thus can be used as an outer protective cementing material. Furfuryl alcohol resins are also known as modifiers.
The curing agent is selected from the composition of sodium fluosilicate, lead oxide and aluminum phosphate, and the mechanical property, heat resistance, water resistance and corrosion resistance of the heat-resistant epoxy resin mortar are improved by adding the curing agent to cure furfuryl alcohol resin.
In the embodiment, the filler is a composition of cast stone powder, graphite powder, quartz powder and porcelain powder, the acid resistance of each component is more than 95%, the fineness of each component is 100-200 meshes, the soluble impurities are less than 1%, and the water content is less than 1%. Fillers formulated within the above-described fineness range have excellent resistance to strong oxidizing acids.
before use, a cementing agent is prepared according to construction standard requirements and proportions, impermeable graphite bricks 3 are stacked in the tank body 1 according to design requirements, adjacent impermeable graphite bricks 3 are tightly butted by cementing agent, the impermeable graphite bricks 3 and the peripheral wall of the tank body 1 are cemented by the cementing agent, and a cementing layer 2 is formed between the impermeable graphite bricks 3 and the peripheral wall of the tank body 1. And jointing with heat-resistant epoxy resin after the brickwork is finished.
Further, in other embodiments, the cementing agent may also be a water glass cement, and the water glass cement includes the following materials in parts by weight: 100 parts of filler, 35 parts of water glass and 4 parts of curing agent.
The cementing agent can also be made of acid-resistant concrete, and the acid-resistant concrete comprises the following materials in parts by weight: 27 parts of water glass, 4 parts of sodium fluosilicate, 50 parts of acid-resistant materials and 50 parts of fine aggregates. The acid-resistant material is selected from any one of quartzite, andesite and cast stone fragments; can be adjusted as required. The fine bone powder is quartz sand. The acid-resistant concrete prepared by the above proportion has excellent acid resistance, the working temperature can reach 300 ℃, the strong oxidation acid resistance is more outstanding, and in addition, the acid-resistant concrete can also resist the corrosion of salt solution. However, the cement made of acid-resistant concrete cannot be soaked in water for a long time, and therefore, the cement can only be used as an internal cement material of the lining brick.
further, referring to fig. 1, the non-cyanide gold extraction leaching apparatus 600 for gold concentrate further includes a cover plate 15 and a stress beam 9, the cover plate 15 is covered on the tank body 1, and the stress beam 9 is installed at the bottom of the cover plate 15 and is located inside the tank body 1. The stress beam 9 is used for installing the stirring device. In this embodiment, the stress beam 9 is a frame for mounting the stirring device. The shape of the force beam 9 is preferably cylindrical.
the cover plate 15 and the outer lining material of the stress beam 9 are butyl rubber; the cover plate 15 and the outer lining material of the force-bearing beam 9 are preferably copolymers of isobutylene and isoprene or butadiene. Butyl rubber is provided as an outer lining material to improve the heat resistance and corrosion resistance of the cover plate 15 and the force beam 9. The butyl rubber has good heat resistance, the working temperature is 90-110 ℃, the butyl rubber is easy to embrittle, and the butyl rubber not only resists corrosion of oxidative media such as alkene nitric acid, chromic acid, oxygen, ozone and the like, but also has good corrosion resistance to solvents such as non-oxidative acids, alkalis, salts, ethanol, acetone, animal and vegetable oil, fatty acids and the like, but also cannot resist corrosion of petroleum products. Good weather resistance and low air permeability.
Install agitating unit on atress roof beam 9, agitating unit includes motor 12, speed reducer 11 and (mixing) shaft 6, and the part that (mixing) shaft 6 passed atress roof beam 9 and extends to in the cell body 1 is provided with impeller 5, is provided with two sets of impeller 5 in this embodiment, and two sets of impeller 5 set up on (mixing) shaft 6 from top to bottom. When in use, the stirring shaft 6 drives the stirring impeller 5 to rotate around the axis of the stirring shaft 6 for stirring. The motor 12 is used for providing a driving force for rotating the stirring shaft 6, and the speed reducer 11 is used for adjusting the rotating speed of the stirring shaft 6.
One end of the stirring shaft 6 exposed out of the tank body 1 is sequentially connected with a speed reducer 11 and a motor 12; the outer lining material of the stirring shaft 6 is ABS plastic. The ABS plastic is a copolymer of acrylonitrile, butadiene and styrene. The material has excellent shock resistance, good tensile strength, heat resistance and corrosion resistance, wear resistance and stable size. Therefore, ABS plastic is used for the outer lining material of the stirring axle 6 to improve the impact resistance of the stirring axle 6.
further, a medicine adding hole 10, an exhaust hole 13 and a pulp inlet hole 14 are further formed in the top end of the cover plate 15, the medicine adding hole 10 is connected with an external PP medicine adding pipe to achieve liquid medicine supplement of the groove body 1, the exhaust hole 13 is connected with an external PP exhaust pipe to achieve exhaust and treatment of waste gas, one end, close to the inner side of the groove body 1, of the pulp inlet hole 14 is connected with a PP pulp inlet pipe 16 to achieve adding of pulp, and the size of the PP pulp inlet pipe can be set according to needs.
Further, referring to fig. 1, a flow stabilizer 7 is disposed on the inner peripheral wall of the tank body 1 near the impermeable graphite brick 3, the outer lining material of the flow stabilizer 7 is ABS plastic, and the flow stabilizer 7 is disposed to ensure the liquid level in the tank body 1 to be stable.
the bottom of the tank body 1 is also provided with a sewage discharge pipe 4, thereby realizing the discharge of the wastes in the tank body 1.
Referring to fig. 1, a discharge hole for discharging ore is further provided at an upper portion of the tank body 1, and one end of the discharge hole is connected to an external discharge pipe 8.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The non-cyanogen gold extraction leaching device for the gold concentrate is characterized by comprising a tank body, wherein the tank body is made of concrete or steel plates, a lining is arranged in the tank body and formed by cementing agent cementing lining materials, and the lining materials comprise at least one of acid-resistant ceramics, silicon nitride ceramics and impermeable graphite bricks.
2. the non-cyanide gold extraction leaching device for gold concentrate according to claim 1, wherein the cementing agent is cement;
preferably, the cement is water glass cement or organic resin cement;
Preferably, the cement is acid-resistant concrete or heat-resistant epoxy resin.
3. the non-cyanide gold extraction leaching device for gold concentrate according to claim 2, wherein the water glass cement comprises the following materials in parts by weight: 100-120 parts of filler, 35-40 parts of water glass and 4-5 parts of curing agent;
preferably, the water glass cement comprises the following materials in parts by weight: 100 parts of filler, 35 parts of water glass and 4 parts of curing agent.
4. the non-cyanide gold extraction leaching device for gold concentrate of claim 2, wherein the organic resin cement comprises the following materials in parts by weight: 100-120 parts of organic resin, 4-5 parts of curing agent and 150-200 parts of filler;
Preferably, the organic resin cement comprises the following materials in parts by weight: 100 parts of organic resin, 5 parts of curing agent and 150 parts of filler.
5. The non-cyanide gold extraction leaching apparatus for gold concentrate according to claim 3 or 4, wherein the filler comprises at least one of cast stone powder, graphite powder, quartz powder, andesite powder, quartz sand and porcelain powder;
Preferably, the fineness of the filler is 100-200 meshes.
6. The non-cyanide gold extraction leaching apparatus for gold concentrate according to claim 3 or 4, wherein the solidifying agent is any one or combination of sodium fluosilicate, lead oxide and aluminum phosphate.
7. The non-cyanide gold extraction leaching device of gold concentrate of claim 4, wherein the organic resin is a thermosetting resin;
Preferably, the thermosetting resin is furfuryl alcohol resin.
8. The non-cyanide gold extraction leaching device for gold concentrate according to claim 1, wherein the non-cyanide gold extraction leaching device for gold concentrate further comprises a cover plate and a stress beam, the cover plate is covered on the tank body, and the stress beam is mounted at the bottom of the cover plate and positioned inside the tank body;
Preferably, the outer lining materials of the cover plate and the stress beam are rubber;
preferably, the outer lining materials of the cover plate and the stress beam are butyl rubber;
Preferably, the outer lining materials of the cover plate and the stress beam are copolymers of isobutene and isoprene or butadiene.
9. the non-cyanide gold extraction leaching device for gold concentrate according to claim 8, wherein a stirring device is further mounted on the stress beam, the stirring device comprises a motor, a speed reducer and a stirring shaft, the stirring shaft penetrates through the stress beam and extends into the tank body, a stirring impeller is arranged on the part of the stirring shaft extending into the tank body, and the speed reducer and the motor are sequentially connected to one end of the stirring shaft exposed out of the tank body;
Preferably, the outer lining material of the stirring shaft and the stirring impeller is ABS plastic.
10. The non-cyanide gold extraction leaching device for gold concentrate according to claim 1, wherein a flow stabilizing plate is further arranged on the inner peripheral wall of the tank body close to the inner lining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972370.4A CN110578062A (en) | 2019-10-18 | 2019-10-18 | Non-cyanogen gold extraction leaching device for gold concentrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972370.4A CN110578062A (en) | 2019-10-18 | 2019-10-18 | Non-cyanogen gold extraction leaching device for gold concentrate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110578062A true CN110578062A (en) | 2019-12-17 |
Family
ID=68814634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910972370.4A Pending CN110578062A (en) | 2019-10-18 | 2019-10-18 | Non-cyanogen gold extraction leaching device for gold concentrate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110578062A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2168555C2 (en) * | 1999-01-22 | 2001-06-10 | ООО Артель "Восточная" | Method of device for leaching rich gold-bearing concentrates |
| CN201793684U (en) * | 2010-09-29 | 2011-04-13 | 长沙有色冶金设计研究院 | Adjusting tank |
| CN102060472A (en) * | 2010-11-16 | 2011-05-18 | 昆明永瑞防腐有限公司 | High-temperature resistant anti-corrosion clay special for acid pressure oxidative leaching high-pressure autoclave and preparation method thereof |
| CN102372491A (en) * | 2011-09-08 | 2012-03-14 | 大连市金州金河化工建材厂 | Aciduric daub |
| CN108642275A (en) * | 2018-05-31 | 2018-10-12 | 烟台智本知识产权运营管理有限公司 | A kind of efficient leaching tanks of gold mine ore pulp |
-
2019
- 2019-10-18 CN CN201910972370.4A patent/CN110578062A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2168555C2 (en) * | 1999-01-22 | 2001-06-10 | ООО Артель "Восточная" | Method of device for leaching rich gold-bearing concentrates |
| CN201793684U (en) * | 2010-09-29 | 2011-04-13 | 长沙有色冶金设计研究院 | Adjusting tank |
| CN102060472A (en) * | 2010-11-16 | 2011-05-18 | 昆明永瑞防腐有限公司 | High-temperature resistant anti-corrosion clay special for acid pressure oxidative leaching high-pressure autoclave and preparation method thereof |
| CN102372491A (en) * | 2011-09-08 | 2012-03-14 | 大连市金州金河化工建材厂 | Aciduric daub |
| CN108642275A (en) * | 2018-05-31 | 2018-10-12 | 烟台智本知识产权运营管理有限公司 | A kind of efficient leaching tanks of gold mine ore pulp |
Non-Patent Citations (2)
| Title |
|---|
| 王增品主编: "《腐蚀与防护工程》", 30 April 1991 * |
| 王树楷主编: "《铟冶金》", 30 April 2006, 冶金工业出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101205546B1 (en) | High-strength fibrous inorganic polymer mortar and method repair or supplementary concrete | |
| CN103086675B (en) | Prestress corrosion preventing tubular pile used in coastal special geological conditions as well as manufacturing method thereof | |
| CN106050724B (en) | A kind of desulfurization pump of lining resin silicon carbide | |
| WO2020259343A1 (en) | Slurry pump capable of resisting acidic and high-temperature environment, and production method therefor | |
| CN102745963A (en) | Cement-base material with ultra-high performance and preparation method thereof | |
| CN101318121A (en) | Reaction tank for producing flocculating agent | |
| CN110255963A (en) | A kind of preparation method of modified houghite sulfate corrosion-resistance preservative for concrete | |
| CN106751696A (en) | Good architectural waterproof material of a kind of crack resistance and preparation method thereof | |
| CN110117424A (en) | A kind of fly ash geopolymer steel construction ungauged regions anticorrosive paint | |
| CN111072309A (en) | Concrete waterproof additive | |
| CN110578062A (en) | Non-cyanogen gold extraction leaching device for gold concentrate | |
| CN105198326A (en) | High-strength, anti-seepage and anti-corrosion concrete material and preparation method thereof | |
| CN111393069B (en) | Preparation method of epoxy mortar of modified powder and graded sand and epoxy mortar | |
| CN106590091A (en) | Waterborne potassium silicate zinc-rich primer for surface treatment of moisture-resistant steel structure and preparation method of waterborne potassium silicate zinc-rich primer | |
| CN107163910A (en) | A kind of energy-saving waterproof fluid sealant and preparation method thereof | |
| JP4290473B2 (en) | Sulfuric acid resistant cement composition and sulfuric acid resistant cement cured product | |
| CN1912188A (en) | Formula, preparation method of solid corrosion inhibitor and its using method | |
| JP4180949B2 (en) | Acid resistant cement composition | |
| CN109096868A (en) | A kind of epoxy ceramic coating of fibre reinforced and preparation method thereof | |
| KR100833870B1 (en) | High acid resistant concrete repair method with used sialate based inorganic polymer mortar and fluoric inorganic polymer protect coating material | |
| CN109021777A (en) | A kind of epoxy ceramic coating and preparation method thereof of graphene enhancing | |
| CN111533501A (en) | Composite novel building anticorrosive material and preparation method thereof | |
| CN1699481A (en) | Dense potash water glass putty | |
| CN206000768U (en) | A kind of desulfurization pump of lining resin carborundum | |
| CN106116381A (en) | A kind of crack resistance type inorganic waterproof material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191217 |