CN108262174B - Scheelite collecting agent and preparation method and application thereof - Google Patents
Scheelite collecting agent and preparation method and application thereof Download PDFInfo
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- CN108262174B CN108262174B CN201810265236.6A CN201810265236A CN108262174B CN 108262174 B CN108262174 B CN 108262174B CN 201810265236 A CN201810265236 A CN 201810265236A CN 108262174 B CN108262174 B CN 108262174B
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- 238000002360 preparation method Methods 0.000 title description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 33
- 239000008162 cooking oil Substances 0.000 claims abstract description 29
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 21
- 239000012074 organic phase Substances 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 18
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 claims abstract description 16
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 14
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims abstract description 9
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims abstract description 9
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims abstract description 9
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000005642 Oleic acid Substances 0.000 claims abstract description 9
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims abstract description 9
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims abstract description 9
- OYHQOLUKZRVURQ-HZJYTTRNSA-N Linoleic acid Chemical compound CCCCC\C=C/C\C=C/CCCCCCCC(O)=O OYHQOLUKZRVURQ-HZJYTTRNSA-N 0.000 claims abstract description 8
- 235000021314 Palmitic acid Nutrition 0.000 claims abstract description 8
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 8
- 235000020778 linoleic acid Nutrition 0.000 claims abstract description 8
- OYHQOLUKZRVURQ-IXWMQOLASA-N linoleic acid Natural products CCCCC\C=C/C\C=C\CCCCCCCC(O)=O OYHQOLUKZRVURQ-IXWMQOLASA-N 0.000 claims abstract description 8
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 8
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000005406 washing Methods 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000011148 porous material Substances 0.000 claims abstract description 7
- 239000011780 sodium chloride Substances 0.000 claims abstract description 7
- 239000003814 drug Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000003921 oil Substances 0.000 description 10
- 239000002699 waste material Substances 0.000 description 9
- 239000012071 phase Substances 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
- 229930195729 fatty acid Natural products 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000000344 soap Substances 0.000 description 3
- 125000000129 anionic group Chemical group 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 125000005313 fatty acid group Chemical group 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 235000019353 potassium silicate Nutrition 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BCKXLBQYZLBQEK-KVVVOXFISA-M Sodium oleate Chemical compound [Na+].CCCCCCCC\C=C/CCCCCCCC([O-])=O BCKXLBQYZLBQEK-KVVVOXFISA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000003784 tall oil Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/018—Mixtures of inorganic and organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/02—Collectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2203/00—Specified materials treated by the flotation agents; specified applications
- B03D2203/02—Ores
- B03D2203/04—Non-sulfide ores
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Fats And Perfumes (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Abstract
The scheelite collecting agent is prepared from illegal cooking oil, and can be prepared by the following steps: heating the illegal cooking oil to 40-60 ℃, and filtering impurities by using a sieve with a sieve pore of 0.15 mm; taking 10 parts of the illegal cooking oil obtained in the step, and adding 1-3 parts of 20-30% H 2SO4Stirring the solution for 30 minutes, and washing the solution for 2-3 times by using 3-5 parts of 5-10% sodium chloride solution; standing for 3-10 hours, and taking an upper organic phase; adding 20-40 parts of 20-50% NaOH solution into 3-10 parts of organic phase, and stirring for 1-3 hours to obtain the scheelite collecting agent. The scheelite collecting agent provided by the invention has the advantages of simple process, easiness in operation and strong practicability, and can be used for harmlessly utilizing the illegal cooking oil and effectively reducing the medicament cost. The invention is suitable for the illegal cooking oil containing 15-40% of hexadecanoic acid, 5-10% of octadecanoic acid, 20-40% of oleic acid and 10-20% of linoleic acid.
Description
Technical Field
The invention relates to the technical field of waste recycling, in particular to a gutter oil scheelite collecting agent and a preparation method and application thereof.
Background
Most of the scheelite collecting agents are anionic collecting agents, wherein the most commonly used anionic collecting agent is fatty acid medicament. The common scheelite collecting agent is fatty acid medicaments such as oleic acid soap, oxidized paraffin soap, tall oil soap and the like, has poor selective collecting effect and high medicament price, and is modified and compounded by scientific researchers for a long time in order to improve the selective collecting capability of the scheelite collecting agent. Meanwhile, the research of the scheelite collecting agent by adopting low-cost raw materials is one of the directions of the current mineral dressing agent research.
The illegal cooking oil generally refers to various inferior oils in life, such as recycled food oil and repeatedly used frying oil, which cause environmental pollution to a certain extent. The researched illegal cooking oil mainly contains 15-40% of hexadecanoic acid, 5-10% of octadecanoic acid, 20-40% of oleic acid and 10-20% of linoleic acid. The aliphatic acid scheelite collecting agent produced by using the waste oil not only can change waste into valuable, but also can find a way for harmless utilization of waste cooking oil. According to the characteristic that the illegal cooking oil contains fatty acid, the illegal cooking oil is purified and chemically treated, and the obtained organic phase can be used as one of raw materials of the scheelite collecting agent.
Disclosure of Invention
Aiming at the problems and the defects, the invention provides the scheelite collecting agent which has the advantages of simple process, easy operation and strong practicability, can harmlessly utilize the illegal cooking oil and can effectively reduce the cost of the medicament.
Another object of the present invention is to provide a method for preparing a scheelite collector from the illegal cooking oil.
The invention also aims to provide application of the scheelite collecting agent in scheelite.
The technical scheme of the invention is realized as follows: the scheelite collecting agent is prepared from illegal cooking oil, wherein the illegal cooking oil mainly contains 15-40% of hexadecanoic acid, 5-10% of octadecanoic acid, 20-40% of oleic acid and 10-20% of linoleic acid. The scheelite collector can be prepared by the following method:
(1) Heating the illegal cooking oil to 40-60 ℃, and filtering impurities by using a sieve with a sieve pore of 0.15 mm;
(2) Taking 10 parts of the illegal cooking oil obtained in the step (1), and adding 1-3 parts of 20-30% H 2SO4Stirring the solution for 30 minutes, and washing the solution for 2-3 times by using 3-5 parts of 5-10% sodium chloride solution;
(3) Standing for 3-10 hours, and taking an upper organic phase;
(4) Adding 20-40 parts of 20-50% NaOH solution into 3-10 parts of organic phase, and stirring for 1-3 hours to obtain the scheelite collecting agent.
The scheelite collecting agent is light yellow to brownish red liquid, can be dissolved in water with the temperature of more than or equal to 20 ℃, is a transparent light yellow solution in water solubility of more than or equal to 10 percent, and has an infrared spectrogram as shown in figure 1.
The method takes the waste oil as a raw material, obtains an organic phase after pretreatment, acidification, water washing and standing separation, and then adds alkali to obtain the scheelite collecting agent. The scheelite collecting agent prepared by the illegal cooking oil has the advantages of low cost, good selectivity, high solubility and strong scheelite collecting capability. Compared with the existing scheelite collecting agent, the preparation cost is reduced by 40%, the use cost is reduced by 20%, and meanwhile, the scheelite recovery rate is improved by more than ten percent. The preparation method disclosed by the invention is simple in process, easy to operate and strong in practicability, and the waste oil is changed into valuable materials by carrying out harmless treatment on the waste oil, so that the efficient utilization of scheelite resources is facilitated, an economical and practical scheelite collecting agent is provided for mine enterprises, and the serious influence of the waste oil on the environment can be solved. The scheelite collector can also be used as other calcium-containing mineral collectors.
Drawings
FIG. 1 is an infrared spectrum of a scheelite collector of the present invention.
Detailed Description
Example 1
(1) Heating illegal cooking oil containing 15% of hexadecanoic acid, 5% of octadecanoic acid, 40% of oleic acid and 15% of linoleic acid to 60 ℃, and filtering impurities by using a sieve with a 0.15mm sieve pore;
(2) Taking 10 parts of purified illegal cooking oil, and adding 1 part of 30% H 2SO4Stirring the solution for 30 minutes, then adding 3 parts of 8% sodium chloride solution, and washing for 3 times;
(3) Standing for 10 hours, wherein the upper layer is an organic phase, the lower layer is a water phase, and the lower water phase is discharged to obtain an organic phase;
(4) Adding 20 parts of 30% NaOH solution into 3 parts of organic phase, and stirring for 2 hours to obtain the scheelite collecting agent.
The scheelite collecting agent prepared in the embodiment is light yellow to brownish red liquid, can be dissolved in water with the temperature of more than or equal to 20 ℃, is a transparent light yellow solution in water solubility of 12 percent, has an infrared spectrogram as shown in figure 1, and has an absorption peak (cm) -1）：3371、3006.5、2923.6、2854.1、1666.2、1564、1438.6、1311.4、1060.7、929.5、707.7、576.6。
Example 2
(1) Heating waste oil containing 25% of hexadecanoic acid, 10% of octadecanoic acid, 20% of oleic acid and 20% of linoleic acid to 40 ℃, and filtering impurities by using a sieve with a 0.15mm sieve pore;
(2) Taking 10 parts of purified illegal cooking oil, adding 3 parts of 20% H 2SO4Stirring the solution for 30 minutes, then adding 4 parts of 10% sodium chloride solution, and washing for 2 times;
(3) Standing for 6 hours, wherein the upper layer is an organic phase, the lower layer is a water phase, and the lower water phase is discharged to obtain an organic phase;
(4) And adding 40 parts of 50% NaOH solution into 10 parts of organic phase, and stirring for 3 hours to obtain the scheelite collecting agent.
The scheelite collecting agent prepared in the embodiment is light yellow to brownish red liquid, can be dissolved in water with the temperature of more than or equal to 20 ℃, and has a transparent light yellow solution with water solubility of 15%.
Example 3
(1) Heating illegal cooking oil containing 40% of hexadecanoic acid, 6% of octadecanoic acid, 23% of oleic acid and 10% of linoleic acid to 45 ℃, and filtering impurities by using a sieve with a 0.15mm sieve pore;
(2) Taking 10 parts of purified illegal cooking oil, and adding 1 part of 25% H 2SO4Stirring the solution for 30 minutes, then adding 5 parts of 5% sodium chloride solution, and washing for 2 times;
(3) Standing for 3 hours, wherein the upper layer is an organic phase, the lower layer is a water phase, and the lower water phase is discharged to obtain an organic phase;
(4) Adding 25 parts of 20% NaOH solution into 4 parts of organic phase, and stirring for 1 hour to obtain the scheelite collecting agent.
The scheelite collecting agent prepared in the embodiment is light yellow to brownish red liquid, can be dissolved in water with the temperature of more than or equal to 20 ℃, and has a water solution which is a transparent light yellow solution and has water solubility of 10%.
Example 4
The raw ore is scheelite containing WO 30.18 percent, grinding raw ore to 80-0.074 mm (the dissociation degree of a scheelite monomer reaches 95 percent), adding 500 g/ton of sodium carbonate and 1000 g/ton of water glass into the raw ore, stirring for 5 minutes, then adding 100 g/ton of scheelite collecting agent prepared in the embodiment 1 of the invention into the raw ore, stirring for 12 minutes, and obtaining the scheelite concentrate grade WO 310.12 percent and the recovery rate is 82.35 percent.
Comparative example
The raw ore is scheelite containing WO 30.18 percent, grinding raw ore to 80 to 0.074mm (the dissociation degree of a scheelite monomer reaches 95 percent), adding 500 g/ton of sodium carbonate and 1000 g/ton of water glass into the raw ore, stirring for 5 minutes, then adding 125 g/ton of sodium oleate into the raw ore, stirring for 12 minutes, and obtaining the scheelite concentrate grade WO through one-time roughing, three-time scavenging and three-time fine concentration 37.30 percent and the recovery rate is 74.21 percent.
While the present invention has been described by way of examples, and not by way of limitation, other variations of the disclosed embodiments, as would be readily apparent to one of skill in the art, are intended to be within the scope of the present invention, as defined by the claims.
Claims (3)
1. The scheelite collecting agent is characterized by being prepared from illegal cooking oil and prepared by the following steps: (1) heating the illegal cooking oil to 40-60 ℃, and filtering impurities by using a sieve with a sieve pore of 0.15 mm; (2) taking 10 parts of the illegal cooking oil obtained in the step (1), and adding 1-3 parts of 20-30% H 2SO4Stirring the solution for 30 minutes, and washing the solution for 2-3 times by using 3-5 parts of 5-10% sodium chloride solution; (3) standing for 3-10 hours, and taking an upper organic phase; (4) adding 20-40 parts of 20-50% NaOH solution into 3-10 parts of organic phase, and stirring for 1-3 hours to obtain scheelite collecting agent;
The illegal cooking oil mainly comprises 15-40% of hexadecanoic acid, 5-10% of octadecanoic acid, 20-40% of oleic acid and 10-20% of linoleic acid.
2. The method for preparing the scheelite collector according to claim 1, which is characterized by comprising the following steps: (1) heating the illegal cooking oil to 40-60 ℃, and filtering impurities by using a sieve with a sieve pore of 0.15 mm; (2) taking 10 parts of the illegal cooking oil obtained in the step (1), and adding 1-3 parts of 20-30% H 2SO4Stirring the solution for 30 minutes, and washing the solution for 2-3 times by using 3-5 parts of 5-10% sodium chloride solution; (3) standing for 3-10 hours, and taking an upper organic phase; (4) adding 20-40 parts of 20-50% NaOH solution into 3-10 parts of organic phase, and stirring for 1-3 hours to obtain scheelite collecting agent ；
The illegal cooking oil mainly comprises 15-40% of hexadecanoic acid, 5-10% of octadecanoic acid, 20-40% of oleic acid and 10-20% of linoleic acid.
3. Use of a scheelite collector according to claim 1 in the beneficiation of scheelite.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810265236.6A CN108262174B (en) | 2018-03-28 | 2018-03-28 | Scheelite collecting agent and preparation method and application thereof |
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| CN201810265236.6A CN108262174B (en) | 2018-03-28 | 2018-03-28 | Scheelite collecting agent and preparation method and application thereof |
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| CN108262174B true CN108262174B (en) | 2020-07-10 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000009268A1 (en) * | 1998-08-11 | 2000-02-24 | Versitech, Inc. | Flotation of sulfide mineral species with oils |
| CN101844109A (en) * | 2010-04-20 | 2010-09-29 | 武汉理工大学 | Floating medical agent prepared from food and beverage waste oil and grease and application thereof |
| CN102179311A (en) * | 2011-03-16 | 2011-09-14 | 内蒙古包钢稀土林峰科技有限公司 | Anion collecting agent prepared from illegal cooking oil |
| CN102240605A (en) * | 2010-05-12 | 2011-11-16 | 北京君致清科技有限公司 | Preparation method, application and using process of floating agent prepared from drainage oil |
| CN102626675A (en) * | 2012-04-15 | 2012-08-08 | 党庆风 | Method for preparing flotation agent by using drainage oil and industrial light waste alcohol |
| CN102941161A (en) * | 2012-12-05 | 2013-02-27 | 云南磷化集团科工贸有限公司 | Method for preparing flotation collecting agent by using swill-cooked dirty oil |
| CN103394414A (en) * | 2013-01-28 | 2013-11-20 | 云南磷化集团有限公司 | Method for preparing collophanite reverse flotation collecting agent with drainage oil |
-
2018
- 2018-03-28 CN CN201810265236.6A patent/CN108262174B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000009268A1 (en) * | 1998-08-11 | 2000-02-24 | Versitech, Inc. | Flotation of sulfide mineral species with oils |
| CN101844109A (en) * | 2010-04-20 | 2010-09-29 | 武汉理工大学 | Floating medical agent prepared from food and beverage waste oil and grease and application thereof |
| CN102240605A (en) * | 2010-05-12 | 2011-11-16 | 北京君致清科技有限公司 | Preparation method, application and using process of floating agent prepared from drainage oil |
| CN102179311A (en) * | 2011-03-16 | 2011-09-14 | 内蒙古包钢稀土林峰科技有限公司 | Anion collecting agent prepared from illegal cooking oil |
| CN102626675A (en) * | 2012-04-15 | 2012-08-08 | 党庆风 | Method for preparing flotation agent by using drainage oil and industrial light waste alcohol |
| CN102941161A (en) * | 2012-12-05 | 2013-02-27 | 云南磷化集团科工贸有限公司 | Method for preparing flotation collecting agent by using swill-cooked dirty oil |
| CN103394414A (en) * | 2013-01-28 | 2013-11-20 | 云南磷化集团有限公司 | Method for preparing collophanite reverse flotation collecting agent with drainage oil |
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