CN102827700A - Process for reclaiming grease from waste bleaching clay - Google Patents
Process for reclaiming grease from waste bleaching clay Download PDFInfo
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- CN102827700A CN102827700A CN201210267263XA CN201210267263A CN102827700A CN 102827700 A CN102827700 A CN 102827700A CN 201210267263X A CN201210267263X A CN 201210267263XA CN 201210267263 A CN201210267263 A CN 201210267263A CN 102827700 A CN102827700 A CN 102827700A
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- useless carclazyte
- carclazyte
- greasy
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- sticker
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
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Abstract
The invention discloses a process for reclaiming grease from waste bleaching clay. The process comprises the following steps of: (1) selecting waste bleaching clay produced in an edible grease refining process as a raw material; (2) crushing and screening the waste bleaching clay; (3) adding the screened waste bleaching clay in the step (2) into binder for granulating to obtain waste bleaching clay grains; (4) packing the waste bleaching grains in the step (3), and percolating to obtain a grease reclaimed coarse product; and (5) distilling and extracting the grease reclaimed coarse product in the step (4) to obtain grease. The process provided by the invention has the advantages of simple process and high grease reclamation rate which is 92 percent.
Description
Technical field
The present invention relates to grease and reclaim technology, be specifically related to greasy recovery technology in the useless carclazyte.
Background technology
In the food oils refining process, need to add atlapulgite edible oil is carried out the adsorption bleaching processing, the useless carclazyte that the absorption back produces is a kind of trade refuse that is very difficult to handle, the common practice is buried for the carclazyte that will give up.But also contain the grease of a large amount of recyclable utilizations in the useless carclazyte, simply bury processing and can cause the great wasting of resources.At present to greasy recovery in the useless carclazyte, milling process and alkaline-heating method etc. are arranged, but aforesaid method all can only the recovery part grease, the recovery is lower.
Application number is 200510035206.9; Name is called the reclaiming process of mentioning a kind of useless carclazyte in the application for a patent for invention of " contain grease useless clay treatment utilize technology "; Concrete grammar is " to its drying and dewatering, calcining, the regeneration carclazyte is dried, is screened into to calcining back acid-wash activation again ".
Application number is 200910192187.9; Name is called mentions the method that the useless carclazyte of a kind of usefulness extracts petrol and diesel oil and reclaims carclazyte in the application for a patent for invention of " a kind of method of extracting gasoline and diesel fuel and recovering clay from petrifaction waste clay "; Concrete scheme is " the useless carclazyte of petrochemical industry is through chemical industry means such as solvent lixiviate press filtration, saponification activation, centrifuge dehydration, drying and crushing; when obtaining petrol and diesel oil, also reclaimed carclazyte ".
Application number is 99110580.X; Name is called the renovation process of having mentioned decolouring argil in the patent of invention of " a kind of renovation process of decolouring argil "; Concrete grammar is for " this method is to adopt solvent to the inactivation clay regeneration, and used solvent is an industrial alcohol, or absolute ethyl alcohol.At first be colourless with this solvent washing inactivation carclazyte to effusive solvent, use this solvent soaking carclazyte then, last this solvent of using again is colourless to carclazyte flushing to the effusive solvent that soaked, and finishes regenerative process after the carclazyte drying ".
But technique scheme all has very big defective, and first kind of scheme is just to the regeneration of useless carclazyte, and be simple to greasy treatment process, do not reach requirement; Second kind of scheme be to petrol and diesel oil, and be not suitable for food oils; The process of the third scheme is too complicated, though and three kinds of schemes greasy recovery is all arranged, its recovery is not high.
Summary of the invention
The object of the invention is exactly to above-mentioned defective of the prior art, provides a kind of process simple, and grease reclaims technology in the high useless carclazyte of the grease recovery.
To achieve these goals, technical scheme provided by the invention is: greasy recovery technology in the useless carclazyte may further comprise the steps:
1) choosing the useless carclazyte that produces in the food oils refining process is raw material;
2) the carclazyte grinding and sieving of will giving up;
3) with step 2) obtain sieve after useless carclazyte add sticker and carry out granulation, obtain useless carclazyte particle;
4) carry out diafiltration after the useless carclazyte particle that step 3) is obtained is adorned post, obtain grease and reclaim bullion;
5) the grease recovery bullion that step 4) is obtained evaporates essence to be carried, and obtains grease.
Further, greasy recovery technology in the above-mentioned useless carclazyte, said step 2) in, crossing grit number is the 100-140 order.
Further, greasy recovery technology in the above-mentioned useless carclazyte, said step 2) in, crossing grit number is 120 orders.
Further, greasy recovery technology in the above-mentioned useless carclazyte, in the said step 3), sticker is the mixture of sodium-alginate, Xylo-Mucine and composite gum, each component ratio of sticker is (3-6) according to mass ratio: (2-5): (8-12); Composite gum is the mixture of carrageenin and XG 550, and blending ratio is 1:1 according to mass ratio; The add-on of said sticker for according to quality than sticker: useless carclazyte is 1:15.
Further, greasy recovery technology in the above-mentioned useless carclazyte, in the said step 3), the useless carclazyte grain diameter that obtains is 4-6mm.
Further, greasy recovery technology in the above-mentioned useless carclazyte is in the said step 4); In the diafiltration process, dress post amount is the useless carclazyte particle of 100g, and diafiltration post specification is 26 * 400mm; Used recovery solvent is a normal hexane, and the normal hexane consumption is 60ml, and the diafiltration time is 1 hour.
Further, greasy recovery technology in the above-mentioned useless carclazyte, in the said step 5), the smart process of carrying of evaporation is the Rotary Evaporators that adopts, and vaporization temperature is 55 ℃, and speed of rotation is 30 commentaries on classics/min.
Beneficial effect of the present invention is: greasy recovery technology in the useless carclazyte provided by the invention, and process is simple, and the grease recovery is high, can reach 92%.
Embodiment
Equipment and reagent source:
Composite gum: be carrageenin and xanthan gum mixtures.
The diafiltration post: roc Science and Technology Ltd., common chromatography column, specification 2.6 * 40cm are praised in Shanghai.
Rotary Evaporators: Shanghai Yarong Biochemical Instrument Plant, model: RE52A.
Embodiment 1:
Greasy recovery technology in the useless carclazyte may further comprise the steps:
1) choosing the useless carclazyte that produces in the food oils refining process is raw material;
2) the carclazyte grinding and sieving of will giving up, crossing grit number is 100 orders;
3) with step 2) obtain sieve after useless carclazyte add sticker and carry out granulation, obtain useless carclazyte particle, wherein, sticker is the mixture of sodium-alginate, Xylo-Mucine and composite gum, each component ratio of sticker is 3:2:8 according to mass ratio; Composite gum is the mixture of carrageenin and XG 550, and blending ratio is 1:1 according to mass ratio; The add-on of sticker for according to quality than sticker: useless carclazyte is 1:15; Resulting useless carclazyte grain diameter is 4mm;
4) carry out diafiltration after the useless carclazyte particle that step 3) is obtained is adorned post, obtain grease and reclaim bullion, the concrete parameter of diafiltration is: dress post amount is the useless carclazyte particle of 100g; Diafiltration post specification is 26 * 400mm; Used recovery solvent is a normal hexane, and the normal hexane consumption is 60ml, and the diafiltration time is 1 hour;
5) the grease recovery bullion that step 4) is obtained adopts Rotary Evaporators to carry out 55 ℃ of evaporation essences and carries, and obtains grease.
Embodiment 2:
Greasy recovery technology in the useless carclazyte may further comprise the steps:
1) choosing the useless carclazyte that produces in the food oils refining process is raw material;
2) the carclazyte grinding and sieving of will giving up, crossing grit number is 140 orders;
3) with step 2) obtain sieve after useless carclazyte add sticker and carry out granulation, obtain useless carclazyte particle, wherein, sticker is the mixture of sodium-alginate, Xylo-Mucine and composite gum, each component ratio of sticker is 6:5:12 according to mass ratio; Composite gum is the mixture of carrageenin and XG 550, and blending ratio is 1:1 according to mass ratio; The add-on of sticker for according to quality than sticker: useless carclazyte is 1:15; Resulting useless carclazyte grain diameter is 6mm;
4) carry out diafiltration after the useless carclazyte particle that step 3) is obtained is adorned post, obtain grease and reclaim bullion, the concrete parameter of diafiltration is: dress post amount is the useless carclazyte particle of 100g; Diafiltration post specification is 26 * 400mm; Used recovery solvent is a normal hexane, and the normal hexane consumption is 60ml, and the diafiltration time is 1 hour;
5) the grease recovery bullion that step 4) is obtained adopts Rotary Evaporators to carry out 55 ℃ of evaporation essences and carries, and obtains grease.
Embodiment 3:
Greasy recovery technology in the useless carclazyte may further comprise the steps:
1) choosing the useless carclazyte that produces in the food oils refining process is raw material;
2) the carclazyte grinding and sieving of will giving up, crossing grit number is 120 orders;
3) with step 2) obtain sieve after useless carclazyte add sticker and carry out granulation, obtain useless carclazyte particle, wherein, sticker is the mixture of sodium-alginate, Xylo-Mucine and composite gum, each component ratio of sticker is 5:4:10 according to mass ratio; Composite gum is the mixture of carrageenin and XG 550, and blending ratio is 1:1 according to mass ratio; The add-on of sticker for according to quality than sticker: useless carclazyte is 1:15; Resulting useless carclazyte grain diameter is 5mm;
4) carry out diafiltration after the useless carclazyte particle that step 3) is obtained is adorned post, obtain grease and reclaim bullion, the concrete parameter of diafiltration is: dress post amount is the useless carclazyte particle of 100g; Diafiltration post specification is 26 * 400mm; Used recovery solvent is a normal hexane, and the normal hexane consumption is 60ml, and the diafiltration time is 1 hour;
5) the grease recovery bullion that step 4) is obtained adopts Rotary Evaporators to carry out 55 ℃ of evaporation essences and carries, and obtains grease.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. greasy recovery technology in the useless carclazyte is characterized in that: may further comprise the steps:
1) choosing the useless carclazyte that produces in the food oils refining process is raw material;
2) the carclazyte grinding and sieving of will giving up;
3) with step 2) obtain sieve after useless carclazyte add sticker and carry out granulation, obtain useless carclazyte particle;
4) carry out diafiltration after the useless carclazyte particle that step 3) is obtained is adorned post, obtain grease and reclaim bullion;
5) the grease recovery bullion that step 4) is obtained evaporates essence to be carried, and obtains grease.
2. greasy recovery technology in the useless carclazyte according to claim 1 is characterized in that: said step 2), crossing grit number is the 100-140 order.
3. greasy recovery technology in the useless carclazyte according to claim 2 is characterized in that: crossing grit number is 120 orders.
4. greasy recovery technology in the useless carclazyte according to claim 3; It is characterized in that: in the said step 3); Sticker is the mixture of sodium-alginate, Xylo-Mucine and composite gum, and each component ratio of sticker is (3-6) according to mass ratio: (2-5): (8-12); Composite gum is the mixture of carrageenin and XG 550, and blending ratio is 1:1 according to mass ratio; The add-on of said sticker for according to quality than sticker: useless carclazyte is 1:15.
5. greasy recovery technology in the useless carclazyte according to claim 4 is characterized in that: in the said step 3), sticker is the mixture of sodium-alginate, Xylo-Mucine and composite gum, and each component ratio of sticker is 5:4:10 according to mass ratio.
6. according to greasy recovery technology in claim 4 or the 5 described useless carclazytes, it is characterized in that: in the said step 3), the useless carclazyte grain diameter that obtains is 4-6mm.
7. greasy recovery technology in the useless carclazyte according to claim 6; It is characterized in that: in the said step 4), in the diafiltration process, dress post amount is the useless carclazyte particle of 100g; Diafiltration post specification is 26 * 400mm; Used recovery solvent is a normal hexane, and the normal hexane consumption is 60ml, and the diafiltration time is 1 hour.
8. greasy recovery technology in the useless carclazyte according to claim 7 is characterized in that: in the said step 5), the smart process of carrying of evaporation is the Rotary Evaporators that adopts, and vaporization temperature is 55 ℃, and speed of rotation is 30 commentaries on classics/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210267263XA CN102827700A (en) | 2012-07-31 | 2012-07-31 | Process for reclaiming grease from waste bleaching clay |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210267263XA CN102827700A (en) | 2012-07-31 | 2012-07-31 | Process for reclaiming grease from waste bleaching clay |
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| CN102827700A true CN102827700A (en) | 2012-12-19 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104673492A (en) * | 2015-02-06 | 2015-06-03 | 中国农业科学院油料作物研究所 | Method for preparing vegetable oil through physical adsorption |
| CN105154237A (en) * | 2014-06-03 | 2015-12-16 | 江苏蓝山油脂科技有限公司 | Dry process for extracting oil from used bleaching clay |
| CN105567433A (en) * | 2015-12-17 | 2016-05-11 | 安徽嘉旗粮油工程技术有限公司 | Production method for extracting grease from diatomite of solid wastes of edible oil factories |
| CN106318594A (en) * | 2016-08-23 | 2017-01-11 | 辽宁晟麦实业股份有限公司 | Method of vegetable fat recycling from spent bleaching clay |
| CN109289824A (en) * | 2018-11-23 | 2019-02-01 | 山东三星玉米产业科技有限公司 | Useless atlapulgite recycling utilization production technology |
| CN114682238A (en) * | 2020-12-30 | 2022-07-01 | 丰益(上海)生物技术研发中心有限公司 | Regeneration method of waste clay |
Citations (6)
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| US4285832A (en) * | 1980-08-11 | 1981-08-25 | Orth Jr George O | Method of recovering residual vegetable oil contained in spent bleaching clay and processing the bleaching clay for reuse |
| CN1396251A (en) * | 2002-07-19 | 2003-02-12 | 蓝少群 | Dry process for extracting oil from used argil |
| CN101434853A (en) * | 2008-11-25 | 2009-05-20 | 中国石油大学(华东) | Method for regenerating and recovering oil refining waste clay |
| CN101700492A (en) * | 2009-09-09 | 2010-05-05 | 王嘉兴 | Method for extracting gasoline and diesel fuel and recovering clay from petrifaction waste clay |
| CN102266759A (en) * | 2011-06-16 | 2011-12-07 | 奇迪电器集团有限公司 | Method for regenerating active white clay waste slag |
| CN102451669A (en) * | 2010-10-18 | 2012-05-16 | 新疆大学 | Method for recovering and reutilizing waste bentonite in oil refinery |
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2012
- 2012-07-31 CN CN201210267263XA patent/CN102827700A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4285832A (en) * | 1980-08-11 | 1981-08-25 | Orth Jr George O | Method of recovering residual vegetable oil contained in spent bleaching clay and processing the bleaching clay for reuse |
| CN1396251A (en) * | 2002-07-19 | 2003-02-12 | 蓝少群 | Dry process for extracting oil from used argil |
| CN101434853A (en) * | 2008-11-25 | 2009-05-20 | 中国石油大学(华东) | Method for regenerating and recovering oil refining waste clay |
| CN101700492A (en) * | 2009-09-09 | 2010-05-05 | 王嘉兴 | Method for extracting gasoline and diesel fuel and recovering clay from petrifaction waste clay |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154237A (en) * | 2014-06-03 | 2015-12-16 | 江苏蓝山油脂科技有限公司 | Dry process for extracting oil from used bleaching clay |
| CN104673492A (en) * | 2015-02-06 | 2015-06-03 | 中国农业科学院油料作物研究所 | Method for preparing vegetable oil through physical adsorption |
| CN105567433A (en) * | 2015-12-17 | 2016-05-11 | 安徽嘉旗粮油工程技术有限公司 | Production method for extracting grease from diatomite of solid wastes of edible oil factories |
| CN106318594A (en) * | 2016-08-23 | 2017-01-11 | 辽宁晟麦实业股份有限公司 | Method of vegetable fat recycling from spent bleaching clay |
| CN106318594B (en) * | 2016-08-23 | 2019-11-05 | 辽宁晟麦实业股份有限公司 | A method of recycling vegetable fat from spent bleaching clay |
| CN109289824A (en) * | 2018-11-23 | 2019-02-01 | 山东三星玉米产业科技有限公司 | Useless atlapulgite recycling utilization production technology |
| CN114682238A (en) * | 2020-12-30 | 2022-07-01 | 丰益(上海)生物技术研发中心有限公司 | Regeneration method of waste clay |
| CN114682238B (en) * | 2020-12-30 | 2024-03-01 | 丰益(上海)生物技术研发中心有限公司 | Regeneration method of waste clay |
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Application publication date: 20121219 |