CN104046508B - Purification device and purification process for unsaturated fatty acids in peanuts - Google Patents
Purification device and purification process for unsaturated fatty acids in peanuts Download PDFInfo
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- CN104046508B CN104046508B CN201410287366.1A CN201410287366A CN104046508B CN 104046508 B CN104046508 B CN 104046508B CN 201410287366 A CN201410287366 A CN 201410287366A CN 104046508 B CN104046508 B CN 104046508B
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- fatty acid
- unsaturated fatty
- crystallization kettle
- pressure filter
- arachidis hypogaeae
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Abstract
The invention discloses a purification device and a purification process for unsaturated fatty acids in peanuts. The device mainly comprises a sieving machine, an automatic seed frying machine, a peanut coat remover, a press machine, a crystallization kettle and a filter press; an electromagnet is arranged on the surface of the crystallization kettle in the magnetic induction line direction of a non-earth magnetic field, so that crude oil prepared by squeezing peanuts is subjected to magnetic induced crystallization in the crystallization kettle, and the formation of unsaturated fatty acid crystals in the crude oil is accelerated, so that high-purity unsaturated fatty acids are purified from peanut oil. According to the invention, by virtue of arranging an electromagnet on the surface of the crystallization kettle in the magnetic induction line direction of a non-earth magnetic field, peanut oil prepared by squeezing peanuts is subjected to magnetic induced crystallization, and the crystallization of unsaturated fatty acid crystals in the peanut oil is accelerated, so that high-purity unsaturated fatty acids are purified, no chemical reagent is added in the whole process, and therefore, the device has the advantages of healthfulness, environmental friendliness, convenience in operation and low equipment investment.
Description
Technical field
The present invention relates to food processing technology field, and in particular to one cultivate peanut middle unsaturated fatty acid purifying plant and its
Purifying technique.
Background technology
Semen arachidis hypogaeae is one of most important four big oil crop in the world, and cultivated area occupies oil crop second.Oleum Arachidis hypogaeae semen
Fat content is 49%~54%, and great majority are unsaturated fatty acid, and oleic acid content enriches.Oleum Arachidis hypogaeae semen abnormal smells from the patient delicate fragrance, flavour is pure,
Nutritious, from the point of view of content, the composition of the fatty acid of Oleum Arachidis hypogaeae semen is relatively good, it is easy to which absorption of human body digests, unsaturation therein
Fatty acid is a kind of fatty acid for constituting body fat, and fatty acid needed by human, unsaturated fatty acid can keep cell membrane
Relative flow, to ensure the normal physiological function of cell；Cholesterol is esterified, blood cholesterol and triglyceride is reduced；It is
The precursor matter of prostaglandin and thromboxane in synthesized human；Blood viscosity is reduced, improves blood microcirculation；Improve brain thin
The activity of born of the same parents, memory reinforcing and ability of thinking.Jing often to eat unsaturated fatty acids, can prevent chapped skin aging, protection
Blood vessel wall, prevents thrombosiss, contributes to prevention of arterial hardening and coronary heart disease.
Therefore purify from Semen arachidis hypogaeae unsaturated fatty acid the R and D for being engaged in peanut products from now on are had it is important
Meaning.Chemical extraction technique, its process unit is adopted to bake and bank up with earth including Semen arachidis hypogaeae mostly from Extraction of Peanut unsaturated fatty acid at present
Device, peeling device, reducing mechanism and chemical processing device, chemical processing device includes saponification device, crystallization kettle and acidifying
Reactor, its processing step mainly bakes and banks up with earth Semen arachidis hypogaeae, filtered after crushing of undressing, and obtains crude oil and Semen arachidis hypogaeae dregs, crude oil Jing
Filtering and impurity removing is crossed, then carries out saponification, crystallization and acidification reaction, so as to isolate the unsaturated fatty acid of Semen arachidis hypogaeae, in saponification, crystallization
With need to add the potassium hydroxide of certain content or the ethanol solution of sodium hydroxide in crude oil in acidification reaction, while being passed through chlorine
Gas backflow saponification, then filters the soap crystal for wherein generating, and is then acidified using hydrochloric acid or sulfuric acid solution, and Jing is centrifuged
To mixing-in fat acid solution, saponification, crystallization and acidification reaction are then repeated to fatty acid solution several times, so as to obtain Semen arachidis hypogaeae
Unsaturated fatty acid.Not only technique is loaded down with trivial details for unsaturated fatty acidss acid-extraction in such Semen arachidis hypogaeae, wastes time and energy, and also needs to
Add chemical reagent in Oleum Arachidis hypogaeae semen, some nutritional labelings that chemical reagent not only can be damaged in Oleum Arachidis hypogaeae semen, once and chemistry
Reagent separates and does not thoroughly remain in Semen arachidis hypogaeae unsaturated fatty acidss acid solution and can cause greatly harm to the healthy of the people, uses
Chemical waste fluid is inevitably produced after chemical reagent process, causes environmental protection treatment cost to increase, in addition extraction element takes
Equipment it is more, equipment investment cost is also higher.
The content of the invention
The invention provides one cultivates peanut middle unsaturated fatty acid purifying plant and its purifying technique, to solve prior art
The chemical extraction of presence causes Oleum Arachidis hypogaeae semen nutrient component damages, chemical agent residue to work the mischief health, complex process and carry
Take the high problem of installation cost.
The technical solution adopted for the present invention to solve the technical problems is：
One cultivates peanut middle unsaturated fatty acid purifying plant, mainly by screening machine, automatic seeds frying machine, go scarlet machine, squeezing
Machine, crystallization kettle and pressure filter composition, screening machine is connected by lifter with automatic seeds frying machine, and automatic seeds frying machine connects with scarlet machine is removed
Connect, go scarlet motor spindle outlet conduit to be connected with a cooling bath, cooling bath is connected with artificial inspection seed platform, artificial inspection seed platform
For belt conveyor structure Semen arachidis hypogaeae is delivered in heater by a table lifter, heater is connected with squeezer, squeezer with
Dashpot is connected, and dashpot is connected again after being connected with filter with crystallization kettle, in the crystallization kettle in native to this world magnetic field magnetic induction line direction
One block of electric magnet is set, and crystallization kettle outlet at bottom is connected with pressure filter, the liquid outlet of pressure filter passes through a pocket type on surface
Filter is connected with a head tank.
Above-mentioned crystallization kettle includes three crystallization kettles, respectively first degree crystalline kettle, secondary crystallization kettle and three-level crystallization kettle, filter pressing
Machine includes two pressure filter, respectively one-level pressure filter and two grades of pressure filter, first degree crystalline kettle and secondary crystallization kettle outlet at bottom
It is connected with one-level pressure filter, the liquid outlet of one-level pressure filter is connected respectively with the import of secondary crystallization kettle and three-level crystallization kettle,
The outlet at bottom of three-level crystallization kettle is connected with two grades of pressure filter, and two grades of pressure filter are by a bag type filtering machine and a head tank
Connection.
Above-mentioned cooling trench bottom is connected with a Fans.
Above-mentioned pressure filter is plate and frame type filter-press.
Unsaturated fatty acid purifying technique is in above-mentioned Semen arachidis hypogaeae in unsaturated fatty acid purifying plant in Semen arachidis hypogaeae of the present invention,
By arranging electric magnet on the crystallization kettle surface in native to this world magnetic field magnetic induction line direction, so as to squeeze hair to Semen arachidis hypogaeae in crystallization kettle
Oil carries out magnetic induction crystallization, accelerates the generation of satisfied fatty acid crystal in crude oil, so as to high-purity is purified out from Oleum Arachidis hypogaeae semen not
Satisfied fatty acid, concrete technology step is as follows：
(1) process of raw material Semen arachidis hypogaeae
Screening remove impurity is carried out to Semen arachidis hypogaeae in screening machine, is then baked and banked up with earth in automatic seeds frying machine, baking temperature exists
150 DEG C or so, by going, scarlet machine removes scarlet to the Semen arachidis hypogaeae after baking and banking up with earth and plumule obtains Semen arachidis hypogaeae, and Semen arachidis hypogaeae enters cooling bath
In 40 DEG C or so were cooled in two minutes, then underproof Semen arachidis hypogaeae therein is removed through artificial screening, then give
120 DEG C~130 DEG C are warming up to into heater, then are delivered to and carry out in squeezer squeezing and generate crude oil and peanut cake, crude oil is passed through
Filter is stored in dashpot after filtering；
(2) purification of unsaturated fatty acid
Crude oil in dashpot is delivered in first degree crystalline kettle, and first degree crystalline kettle surface sets on native to this world magnetic field magnetic induction line direction
Put the electric magnet of one piece of 1KW, be stirred according to rotating speed 40~60r/min speed in 12 hours, then in 6 hours according to
Rotating speed 7r/min speed is stirred, and then stands 6 hours, and whole process temperature is maintained at 17 DEG C~18 DEG C, first degree crystalline kettle
Interior crude oil is delivered to and filtered in one-level pressure filter, by the saturated fat acid crystal for wherein generating and unsaturated fatty acid oil
Leave, unsaturated fatty acid oil is delivered in secondary crystallization kettle, secondary crystallization kettle surface sets on native to this world magnetic field magnetic induction line direction
The electric magnet of one piece of 0.5KW is put, was stirred according to rotating speed 7r/min speed in 6 hours, then stand 6 hours, whole mistake
Cheng Wendu is maintained at 17 DEG C~18 DEG C, and the material in secondary crystallization kettle is delivered to and filtered in one-level pressure filter and will wherein be generated
Saturated fat acid crystal leaves with unsaturated fatty acid oil, then again delivers to unsaturated fatty acid oil in three-level crystallization kettle,
The native to this world magnetic field magnetic induction line side in three-level crystallization kettle surface sets up the electric magnet of one piece of 0.5KW, according to rotating speed in 6 hours
7r/min speed is stirred, and then stands 6 hours, and whole process temperature is maintained at 17 DEG C~18 DEG C, then crystallizes three-level
Material is delivered to and filtered in two grades of pressure filter so as to by saturated fat acid crystal therein and unsaturated fatty acid oil in kettle
Leave, it is for sale that unsaturated fatty acid oil delivers to again head tank through bag type filtering machine filtration.
Operation principle of the present invention be by setting up electric magnet in the native to this world magnetic field magnetic induction line side in crystallization kettle surface, so as to
Magnetic field is internally formed in crystallization kettle, magnetic field processes the crystallization kineticses of satisfied fatty acid that can be to containing in Oleum Arachidis hypogaeae semen and produces shadow
Ring, with the change of magnetization condition, increase the ordered arrangement of saturation fatty acid molecule in Oleum Arachidis hypogaeae semen, nucleus life can be significantly changed
Into speed and crystal growth rate, so as to realize satisfied fatty acid the detached purpose from Oleum Arachidis hypogaeae semen, obtain it is highly purified not
Unsaturated fatty acid oil.
The present invention is produced by setting up electric magnet in the native to this world magnetic field magnetic induction line side in crystallization kettle surface to Semen arachidis hypogaeae squeezing
Oleum Arachidis hypogaeae semen carry out magnetic induction process, accelerate the crystallization of wherein saturated fat acid crystal, so as to purify out highly purified unsaturation
Fatty acid oil, whole process is low with hygiene and health, environmental protection, easy to operate and equipment investment without any chemical reagent
Advantage.
Description of the drawings
With reference to the accompanying drawings and examples the present invention is further described.
Fig. 1 is the schematic flow sheet of apparatus of the present invention and technique.
1 screening machine, 2 lifters, 3 automatic seeds frying machines, 4 go scarlet machine, 5 cooling baths, 6 blower fans, 7 artificial inspection seeds to put down in figure
Platform, 8 lifters, 9 heaters, 10 squeezers, 11 filters, 12 dashpots, 13 first degree crystalline kettles, 14 electric magnet, 15 one-level pressures
Filter, 16 secondary crystallization kettles, 17 three-level crystallization kettles, 18 2 grades of pressure filter, 19 bag type filtering machines, 20 head tanks.
Specific embodiment
As illustrated, one cultivates peanut middle unsaturated fatty acid purifying plant, mainly by screening machine 1, automatic seeds frying machine 3, go
Scarlet machine 4, squeezer 10, crystallization kettle and pressure filter composition, screening machine 1 is connected by lifter 2 with automatic seeds frying machine 3, automatically
Seeds frying machine 3 is connected with scarlet machine 4 is removed, and goes the outlet at bottom pipeline of scarlet machine 4 to be connected with a cooling bath 5, the bottom of cooling bath 5 and wind
Machine 6 connects, and cooling bath 5 is connected with artificial inspection seed platform 7, and artificial inspection seed platform 7 is belt conveyor structure by a lifting
Device 8 delivers to Semen arachidis hypogaeae in heater 9, and heater 9 is connected with squeezer 10, and squeezer 10 is connected with filter 11, filter 11
Filtration mesh number is 290 mesh, and filter 11 is connected again after being connected with dashpot 12 with crystallization kettle, in native to this world magnetic field magnetic induction line direction
Crystallization kettle surface on one block of electric magnet is set, crystallization kettle outlet at bottom is connected with pressure filter, and crystallization kettle includes three crystallization kettles,
Respectively first degree crystalline kettle 13, secondary crystallization kettle 16 and three-level crystallization kettle 17, pressure filter includes two pressure filter, and pressure filter is plate
One-level pressure filter 15 and 890 purpose, two grades of pressure filter 18 of frame filter press, respectively 670 mesh, first degree crystalline kettle 13 and two grades
The outlet at bottom of crystallization kettle 16 is connected with one-level pressure filter 15, the liquid outlet of one-level pressure filter 15 respectively with secondary crystallization kettle 16 and
The import of three-level crystallization kettle 17 is connected, and the outlet at bottom of three-level crystallization kettle 17 is connected with two grades of pressure filter 18, two grades of pressure filter 18
It is connected with head tank 20 by bag type filtering machine 19.
Unsaturated fatty acid purifying technique is in above-mentioned Semen arachidis hypogaeae in unsaturated fatty acid purifying plant in Semen arachidis hypogaeae of the present invention,
By arranging electric magnet on the crystallization kettle surface in native to this world magnetic field magnetic induction line direction, so as to squeeze hair to Semen arachidis hypogaeae in crystallization kettle
Oil carries out magnetic induction crystallization, accelerates the generation of satisfied fatty acid crystal in crude oil, so as to high-purity is purified out from Oleum Arachidis hypogaeae semen not
Satisfied fatty acid, concrete technology step is as follows：
(1) process of raw material Semen arachidis hypogaeae
Screening remove impurity is carried out to Semen arachidis hypogaeae in screening machine, is then baked and banked up with earth in automatic seeds frying machine, baking temperature exists
150 DEG C or so, by going, scarlet machine removes scarlet to the Semen arachidis hypogaeae after baking and banking up with earth and plumule obtains Semen arachidis hypogaeae, and Semen arachidis hypogaeae enters cooling bath
In 40 DEG C or so were cooled in two minutes, then underproof Semen arachidis hypogaeae therein is removed through artificial screening, then give
120 DEG C~130 DEG C are warming up to into heater, then are delivered to and carry out in squeezer squeezing and generate crude oil and peanut cake, crude oil is passed through
Filter is stored in dashpot after filtering；
(2) purification of unsaturated fatty acid
Crude oil in dashpot is delivered in first degree crystalline kettle, and first degree crystalline kettle surface sets on native to this world magnetic field magnetic induction line direction
Put the electric magnet of one piece of 1KW, be stirred according to rotating speed 40~60r/min speed in 12 hours, then in 6 hours according to
Rotating speed 7r/min speed is stirred, and then stands 6 hours, and whole process temperature is maintained at 17 DEG C~18 DEG C, first degree crystalline kettle
Interior crude oil is delivered to and filtered in one-level pressure filter, by the saturated fat acid crystal for wherein generating and unsaturated fatty acid oil
Leave, unsaturated fatty acid oil is delivered in secondary crystallization kettle, secondary crystallization kettle surface sets on native to this world magnetic field magnetic induction line direction
The electric magnet of one piece of 0.5KW is put, was stirred according to rotating speed 7r/min speed in 6 hours, then stand 6 hours, whole mistake
Cheng Wendu is maintained at 17 DEG C~18 DEG C, and the material in secondary crystallization kettle is delivered to and filtered in one-level pressure filter and will wherein be generated
Saturated fat acid crystal leaves with unsaturated fatty acid oil, then again delivers to unsaturated fatty acid oil in three-level crystallization kettle,
The native to this world magnetic field magnetic induction line side in three-level crystallization kettle surface sets up the electric magnet of one piece of 0.5KW, according to rotating speed in 6 hours
7r/min speed is stirred, and then stands 6 hours, and whole process temperature is maintained at 17 DEG C~18 DEG C, then crystallizes three-level
Material is delivered to and filtered in two grades of pressure filter so as to by saturated fat acid crystal therein and unsaturated fatty acid oil in kettle
Leave, it is for sale that unsaturated fatty acid oil delivers to again head tank through bag type filtering machine filtration.
Through Shandong Forecasting and Analysis Center's analysis, analysis result see the table below the unsaturated fatty acid oil of present invention purification：
Table 1
Claims (5)
1. one cultivate peanut middle unsaturated fatty acid purifying plant, it is characterized in that mainly by screening machine, automatic seeds frying machine, remove scarlet
Machine, squeezer, crystallization kettle and pressure filter composition, screening machine is connected by lifter with automatic seeds frying machine, automatic seeds frying machine with go
Scarlet machine connects, and goes scarlet motor spindle outlet conduit to be connected with a cooling bath, and cooling bath is connected with artificial inspection seed platform, manually
Inspection seed platform is delivered to Semen arachidis hypogaeae in heater by a table lifter for belt conveyor structure, and heater is connected with squeezer,
Squeezer is connected with dashpot, and dashpot is connected again after being connected with filter with crystallization kettle, in native to this world magnetic field magnetic induction line direction
Crystallization kettle surface on one block of electric magnet is set, crystallization kettle outlet at bottom is connected with pressure filter, and the liquid outlet of pressure filter passes through
One bag type filtering machine is connected with a head tank.
2. unsaturated fatty acid purifying plant in Semen arachidis hypogaeae according to claim 1, is characterized in that crystallization kettle includes three knots
Brilliant kettle, respectively first degree crystalline kettle, secondary crystallization kettle and three-level crystallization kettle, pressure filter includes two pressure filter, respectively one-level
Pressure filter and two grades of pressure filter, first degree crystalline kettle and secondary crystallization kettle outlet at bottom are connected with one-level pressure filter, one-level pressure filter
Liquid outlet be connected with the import of secondary crystallization kettle and three-level crystallization kettle respectively, the outlet at bottom of three-level crystallization kettle and two grades pressure
Filter is connected, and two grades of pressure filter are connected by a bag type filtering machine with a head tank.
3. unsaturated fatty acid purifying plant in Semen arachidis hypogaeae according to claim 1, is characterized in that cooling down trench bottom and one
Blower fan connects.
4. unsaturated fatty acid purifying plant in Semen arachidis hypogaeae according to claim 1, is characterized in that pressure filter is plate and frame pressure
Filter.
5. one cultivate peanut middle unsaturated fatty acid purifying technique, it is characterized in that unsaturated in Semen arachidis hypogaeae described in claim 1
In fatty acid purifying plant, by arranging electric magnet on the crystallization kettle surface in native to this world magnetic field magnetic induction line direction, so as in knot
Magnetic induction crystallization is carried out to Semen arachidis hypogaeae squeezing crude oil in brilliant kettle, accelerates the generation of satisfied fatty acid crystal in crude oil, so as to from Semen arachidis hypogaeae
High-purity unsaturated fatty acid is purified out in oil, concrete technology step is as follows：
(1) process of raw material Semen arachidis hypogaeae
Screening remove impurity is carried out to Semen arachidis hypogaeae in screening machine, is then bakeed in automatic seeds frying machine, stoving temperature is 150
DEG C, by going, scarlet machine removes scarlet to the Semen arachidis hypogaeae after baking and plumule obtains Semen arachidis hypogaeae, and Semen arachidis hypogaeae is entered in cooling bath two
40 DEG C are cooled in minute, are then removed underproof Semen arachidis hypogaeae therein through artificial screening, in being then sent to heater
120 DEG C~130 DEG C are warming up to, then are delivered to and carry out in squeezer squeezing and generate crude oil and peanut cake, crude oil is filtered through filter
After be stored in dashpot；
(2) purification of unsaturated fatty acid
Crude oil in dashpot is delivered in first degree crystalline kettle, and the native to this world magnetic field magnetic induction line side in first degree crystalline kettle surface sets up one
The electric magnet of block 1kW, was stirred, then according to rotating speed in 6 hours in 12 hours according to rotating speed 40~60r/min speed
7r/min speed is stirred, and then stands 6 hours, and whole process temperature is maintained at 17 DEG C~18 DEG C, in first degree crystalline kettle
Crude oil is delivered to and filtered in one-level pressure filter, and the saturated fat acid crystal and the unsaturated fatty acid that wherein generate is separating of oil
Open, unsaturated fatty acid oil is delivered in secondary crystallization kettle, the native to this world magnetic field magnetic induction line side in secondary crystallization kettle surface sets up
The electric magnet of one piece of 0.5kW, was stirred in 6 hours according to rotating speed 7r/min speed, then stood 6 hours, whole process
Temperature is maintained at 17 DEG C~18 DEG C, and the material in secondary crystallization kettle is delivered to and filtered full by what is wherein generated in one-level pressure filter
Leave with unsaturated fatty acid oil with fatty acid crystal, then again deliver to unsaturated fatty acid oil in three-level crystallization kettle, three
The native to this world magnetic field magnetic induction line side in level crystallization kettle surface sets up the electric magnet of one piece of 0.5kW, according to rotating speed 7r/ in 6 hours
Min speed is stirred, and then stands 6 hours, and whole process temperature is maintained at 17 DEG C~18 DEG C, then by three-level crystallization kettle
Material is delivered to and filtered in two grades of pressure filter so as to saturated fat acid crystal therein and unsaturated fatty acid oil be left,
It is for sale that unsaturated fatty acid oil delivers to again head tank through bag type filtering machine filtration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410287366.1A CN104046508B (en) | 2014-06-17 | 2014-06-17 | Purification device and purification process for unsaturated fatty acids in peanuts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410287366.1A CN104046508B (en) | 2014-06-17 | 2014-06-17 | Purification device and purification process for unsaturated fatty acids in peanuts |
Publications (2)
| Publication Number | Publication Date |
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| CN104046508A CN104046508A (en) | 2014-09-17 |
| CN104046508B true CN104046508B (en) | 2017-05-17 |
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| CN201410287366.1A Expired - Fee Related CN104046508B (en) | 2014-06-17 | 2014-06-17 | Purification device and purification process for unsaturated fatty acids in peanuts |
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Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003071202A (en) * | 2001-08-31 | 2003-03-11 | Japan Science & Technology Corp | Method for controlling orientation of precipitated crystal by magnetic field and apparatus therefor |
| JP4187446B2 (en) * | 2002-03-05 | 2008-11-26 | 独立行政法人科学技術振興機構 | Crystallizer |
| JP4303914B2 (en) * | 2002-05-29 | 2009-07-29 | 佐竹化学機械工業株式会社 | Crystallizer |
| CN1181170C (en) * | 2003-05-02 | 2004-12-22 | 天津大学 | Separating and purifying method for extracting unsaturated fatty acid from peanut oil |
| JP2005312416A (en) * | 2004-04-28 | 2005-11-10 | Tsukishima Shokuhin Kogyo Kk | Method for producing oil and fat food |
| CN100371259C (en) * | 2006-04-03 | 2008-02-27 | 张珉山 | Electromagnetic desalination process of seawater and desalination cell |
| CN101712591A (en) * | 2008-10-07 | 2010-05-26 | 湖州来色生物基因工程有限公司 | Process for extracting unsaturated fatty acid and polypeptide in peanuts |
| CN102408324A (en) * | 2010-09-20 | 2012-04-11 | 如皋市双马化工有限公司 | Process for purifying high-purity oleic acid |
| CN102452929A (en) * | 2010-11-03 | 2012-05-16 | 李家波 | Production process for preparing high-purity alpha-linolenic acid by taking perilla seeds as raw materials |
| CN201930573U (en) * | 2010-12-23 | 2011-08-17 | 上海麦风微波设备有限公司 | Separation system for separating and extracting Alpha linolenic acid |
| CN203065434U (en) * | 2012-12-31 | 2013-07-17 | 益阳市民生农业资源科技开发有限公司 | Extraction device for extracting linolenic acid from perilla frutescens |
| CN103113976B (en) * | 2013-02-05 | 2014-06-25 | 甘肃振源商贸有限公司 | Method for extracting sunflower seed oil by utilizing magnetic field assisted supercritical CO2 |
| CN203269905U (en) * | 2013-04-19 | 2013-11-06 | 河南绿锦农业开发有限公司 | Equipment for producing edible peony seed oil without adding preservatives |
| CN203904306U (en) * | 2014-06-17 | 2014-10-29 | 李传印 | Device for refining unsaturated fatty acid from peanuts |
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2014
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