CN106675765A - Squeezing method of rape oil with low impurity content and high oil yield - Google Patents
Squeezing method of rape oil with low impurity content and high oil yield Download PDFInfo
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- CN106675765A CN106675765A CN201611245951.0A CN201611245951A CN106675765A CN 106675765 A CN106675765 A CN 106675765A CN 201611245951 A CN201611245951 A CN 201611245951A CN 106675765 A CN106675765 A CN 106675765A
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/02—Pretreatment
- C11B1/04—Pretreatment of vegetable raw material
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23D—EDIBLE OILS OR FATS, e.g. MARGARINES, SHORTENINGS, COOKING OILS
- A23D9/00—Other edible oils or fats, e.g. shortenings, cooking oils
- A23D9/02—Other edible oils or fats, e.g. shortenings, cooking oils characterised by the production or working-up
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/06—Production of fats or fatty oils from raw materials by pressing
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B3/00—Refining fats or fatty oils
- C11B3/10—Refining fats or fatty oils by adsorption
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Microbiology (AREA)
- Food Science & Technology (AREA)
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Abstract
The invention discloses a squeezing method of rape oil with low impurity content and high oil yield, wherein the squeezing method includes steps of drying rape seed until the water content is 11-14%; crushing, adding and mixing fresh bran and tea seed; putting the raw materials in an oil press to squeeze at low temperature, and acquiring a rape seed cake and crude rape oil, wherein the squeezing temperature is 70-76 DEG C; the rape is decolored by the modified rape cake, thus the rape oil with low impurity content and high oil yield is obtained. The squeezing method is low in impurity content, high in oil yield, less in nutrition matter loss and low in cost.
Description
Technical field
The present invention relates to rape oil-pressing technical field, more particularly to a kind of pressure of the high rapeseed oil of the low oil yield of impurity content
Squeezing method.
Background technology
Rapeseed oil is commonly called as rape oil, also known as fragrant vegetable seed oil, is with the seed rapeseed of crucifer rape (i.e. rape)
Press the liquid of the transparent or semitransparent shape of gained.Typically in buff or brown.0.4-1.0% containing arachidic acid in rapeseed oil,
Oleic acid 14-19%, linoleic acid 12-24%, erucic acid 31-55%, leukotrienes 1-10%.From from the aspect of nutritive value, human body is to dish
Seed oil digestibility may be up to 99%, and have cholagogic function.Therefore, rapeseed oil is the main meals of China consumers in general
Demand oil, its quality is related to that compatriots' is healthy, also reflects the level of processing of China's oil prodution industry.Produce at present
The method that the preparation method of rapeseed oil mainly has fire direct squeezing after frying, and high temperature pre-pressing extraction technology etc..These methods are universal
There is technical defect and deficiency.Directly squeezing takes oil after being fried using fire, and the oil quality without refinery practice is poor, sanitary index
It is more difficult to meet related request.Traditional high temperature pre-pressing extraction technology, not only high cost, oil yield are low, and impurity content is high, oil
Part nutrient content in fat also can be removed, and cause nutritive loss, improve production cost.
The content of the invention
The present invention proposes a kind of pressing method of the high rapeseed oil of the low oil yield of impurity content, and its impurity content is low, fuel-displaced
Rate is high, and nutriment loss is few, low cost.
A kind of pressing method of the high rapeseed oil of the low oil yield of impurity content proposed by the present invention, comprises the steps：
S1, rapeseed to be dried to water content be 11-14%, is crushed, and adds fresh cavings, tea seeds mixing, steams and fries, and is put
Enter low temperature in oil press to squeeze, obtain rape cake and thick rapeseed oil, wherein pressing temperature is 70-76 DEG C；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
Preferably, the pressing method of the high rapeseed oil of the low oil yield of described impurity content, comprises the steps：
S1, by weight by 20-50 part rapeseed, it is 11-14% to dry to water content, is crushed, and adds the fresh paddy of 2-8 parts
Chaff, the mixing of 1-5 parts tea seeds, steam and fry 20-50min, are put into low temperature in oil press and squeeze, and obtain rape cake and thick rapeseed oil, its
Middle pressing temperature is 70-76 DEG C；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
Preferably, the rape cake that is modified is prepared using following technique：S1 is obtained rape cake by weight is crushed, and adds water
Mixing immersion, adopts hydrochloric acid regulation system pH value for 5.5-6, adds Thermostable α-Amylase to be stirred at room temperature, and go out enzyme, adds saccharification
Enzyme, turn glycosides enzyme, debranching enzyme and stir in temperature 45-55 DEG C, go out enzyme, centrifugation, takes supernatant, adds flax fiber, glutaraldehyde, pre- place
Reason halloysite nanotubes are stirred in temperature 50-60 DEG C, are spray-dried, and obtain modified rape cake.
Preferably, pre-process halloysite nanotubes to prepare using following technique：By ethanol solution, γ-mercapto propyl group trimethoxy
Base silane is mixed, and adds halloysite nanotubes mixed grinding, in temperature 85-95 DEG C stirring, adds ethylene glycol two to shrink sweet
Oleyl ether continues to stir, and filters, and washing is dried, grinding, obtains pre-processing halloysite nanotubes.
Preferably, in modified rape cake, rape cake, flax fiber, glutaraldehyde, the weight of pretreatment halloysite nanotubes
Than for 20-40：5-10：1-2：10-20.
Preferably, the rape cake that is modified is prepared using following technique：S1 is obtained 20-40 part coarse colza meals by weight
It is broken, 80 mesh powder are obtained, 80-140 parts water mixing immersion 2-4h is added, hydrochloric acid regulation system pH value is adopted for 5.5-6, add resistance to
High-temperatureα-amylase is stirred at room temperature 2-4h, and go out enzyme, adds carbohydrase, turns glycosides enzyme, debranching enzyme in temperature 45-55 DEG C stirring 40-
100min, go out enzyme, centrifugation, takes supernatant, adds 5-10 part flax fibers, 1-2 part glutaraldehydes, 10-20 parts pretreatment galapectite
Nanotube stirs 4-8h in temperature 50-60 DEG C, and mixing speed is 300-400r/min, is spray-dried, and obtains modified rape cake.
Preferably, in pretreatment halloysite nanotubes, the concentration of ethanol solution is 80-90wt%, and ethanol solution,
The weight ratio of γ-mercaptopropyl trimethoxysilane is 40-50：1-4.
Preferably, in pretreatment halloysite nanotubes, halloysite nanotubes, the weight of ethylene glycol diglycidyl base ether
Than for 15-35：1-5.
Preferably, pre-process halloysite nanotubes to prepare using following technique：It is 80- by weight by 40-50 parts concentration
90wt% ethanol solutions, 1-4 parts γ-mercaptopropyl trimethoxysilane mixes 20-40min, adds 15-35 part galapectites to receive
Mitron mixed grinding 20-40min, in temperature 85-95 DEG C 2-4h is stirred, and adds 1-5 part ethylene glycol diglycidyl bases ether to continue
Stirring 2-4h, filters, washing, in temperature 85-95 DEG C drying, grinding, obtains pre-processing halloysite nanotubes.
Rapeseed Jing is dried, crushed by the present invention, is coordinated to steam with fresh cavings, tea seeds and is fried, and through cold pressing etc.
Step, not only maximum journey remains the intrinsic local flavor of rapeseed oil, fragrance and nutriment, and oil yield is higher than 35%, meets green
Color processing request, has ensured foodsafety.The present invention is decolourized using modified rape cake, makes gained rapeseed oil impurity content
It is few, and lighter color, with the intrinsic smell of rapeseed oil.Preparation side due to adopting above-mentioned technical proposal, with traditional rapeseed oil
Method is compared, according to rapeseed oil obtained in preparation method of the present invention while original nutrient content is not lost, raciness, and quality
It is good.
In the pretreatment galapectite CNT of modified rape cake, the Si- wherein on γ-mercaptopropyl trimethoxysilane
O-CH3Galapectite surface and interlayer can be grafted on hydroxyl reaction on halloysite nanotubes, and sulfydryl-SH can receive with galapectite
Hydroxyl forms hydrogen bond on mitron, under the cooperation of ethylene glycol diglycidyl base ether, forms netted on halloysite nanotubes surface
Space structure, adsorptivity is fabulous, and rape cake through carbohydrase, turns glycosides enzyme, debranching enzyme after Thermostable α-Amylase enzymolysis
Act on flax fiber intramolecular hydrogen bond, hydroxyl after saccharification, not only can be degradable after glutaraldehyde cross-linking, coordinate pretreatment
Halloysite nanotubes, not only specific surface area is very big, and voidage is high, and bulky vegetable seed well cuts effectively can be adsorbed, and can inhale
Pigment and other impurity in attached removal grease, so as to improve oil product presentation quality, while can also adsorb removing trace meter and
The colloids such as micro soap, phosphatide, or even some stink substances, polycyclic aromatic hydrocarbon and remains of pesticide can also be adsorbed, so as to ensure oil product
Quality, be conducive to oil product deep processing, and improve the local flavor and antioxygenic property of oil product, cost of material is cheap, prepared by low cost
Process is simple, environmental protection.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of pressing method of the high rapeseed oil of the low oil yield of impurity content, comprises the steps：
S1, rapeseed to be dried to water content be 11%, is crushed, and adds fresh cavings, tea seeds mixing, steams and fries, and is put into
Low temperature is squeezed in oil press, obtains rape cake and thick rapeseed oil, and wherein pressing temperature is 76 DEG C；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
Embodiment 2
A kind of pressing method of the high rapeseed oil of the low oil yield of impurity content, comprises the steps：
S1, rapeseed to be dried to water content be 14%, is crushed, and adds fresh cavings, tea seeds mixing, steams and fries, and is put into
Low temperature is squeezed in oil press, obtains rape cake and thick rapeseed oil, and wherein pressing temperature is 70 DEG C；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
Embodiment 3
A kind of pressing method of the high rapeseed oil of the low oil yield of impurity content, comprises the steps：
S1, by weight by 50 parts of rapeseed, dry to water content be 11%, crush, add 8 parts of fresh cavings, 1 part of tea
Leaf seed mixes, and steams and fries 50min, is put into low temperature in oil press and squeezes, and obtains rape cake and thick rapeseed oil, and wherein pressing temperature is 70
℃；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
The rape cake that is wherein modified is prepared using following technique：S1 is obtained 40 parts of rape cakes by weight are crushed, and are obtained
80 mesh powder, add 80 parts of water mixing immersion 4h, adopt hydrochloric acid regulation system pH value for 5.5, add Thermostable α-Amylase room
Temperature stirring 4h, go out enzyme, adds carbohydrase, turns glycosides enzyme, debranching enzyme in temperature 45 C stirring 100min, and go out enzyme, centrifugation, takes supernatant
Liquid, adds 5 parts of flax fibers, 2 parts of glutaraldehydes, 10 parts of pretreatment halloysite nanotubes to stir 4h, mixing speed in temperature 60 C
For 400r/min, it is spray-dried, obtains modified rape cake.
Pretreatment halloysite nanotubes are prepared using following technique：It is that 90wt% ethanol is molten by weight by 40 parts of concentration
Liquid, 1 part of γ-mercaptopropyl trimethoxysilane mix 40min, add 15 parts of halloysite nanotubes mixed grinding 40min,
85 DEG C of stirring 4h of temperature, add 1 part of ethylene glycol diglycidyl base ether to continue to stir 4h, filter, washing, do for 85 DEG C in temperature
Dry, grinding obtains pre-processing halloysite nanotubes.
Embodiment 4
A kind of pressing method of the high rapeseed oil of the low oil yield of impurity content, comprises the steps：
S1, by weight by 20 parts of rapeseed, dry to water content be 14%, crush, add 2 parts of fresh cavings, 5 parts of tea
Leaf seed mixes, and steams and fries 20min, is put into low temperature in oil press and squeezes, and obtains rape cake and thick rapeseed oil, and wherein pressing temperature is 76
℃；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
The rape cake that is wherein modified is prepared using following technique：S1 is obtained 20 parts of rape cakes by weight are crushed, and are obtained
80 mesh powder, add 140 parts of water mixing immersion 2h, adopt hydrochloric acid regulation system pH value for 6, add Thermostable α-Amylase room temperature
Stirring 2h, go out enzyme, adds carbohydrase, turns glycosides enzyme, debranching enzyme in 55 DEG C of stirring 40min of temperature, and go out enzyme, centrifugation, takes supernatant, plus
Enter 10 parts of flax fibers, 1 part of glutaraldehyde, 20 parts of pretreatment halloysite nanotubes and stir 8h in temperature 50 C, mixing speed is
300r/min, is spray-dried, and obtains modified rape cake.
Pretreatment halloysite nanotubes are prepared using following technique：It is that 80wt% ethanol is molten by weight by 50 parts of concentration
Liquid, 4 parts of γ-mercaptopropyl trimethoxysilanes mix 20min, add 35 parts of halloysite nanotubes mixed grinding 20min,
95 DEG C of stirring 2h of temperature, add 5 parts of ethylene glycol diglycidyl base ethers to continue to stir 2h, filter, washing, do for 95 DEG C in temperature
Dry, grinding obtains pre-processing halloysite nanotubes.
Embodiment 5
A kind of pressing method of the high rapeseed oil of the low oil yield of impurity content, comprises the steps：
S1, by weight by 42 parts of rapeseed, it is 12.5% to dry to water content, is crushed, add 6 parts of fresh cavings, 3 parts
Tea seeds mix, and steam and fry 35min, are put into low temperature in oil press and squeeze, and obtain rape cake and thick rapeseed oil, and wherein pressing temperature is
72℃；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
The rape cake that is wherein modified is prepared using following technique：S1 is obtained 36 parts of rape cakes by weight are crushed, and are obtained
80 mesh powder, add 120 parts of water mixing immersion 3h, adopt hydrochloric acid regulation system pH value for 5.6, add Thermostable α-Amylase room
Temperature stirring 3h, go out enzyme, adds carbohydrase, turns glycosides enzyme, debranching enzyme in 52 DEG C of stirring 85min of temperature, and go out enzyme, centrifugation, takes supernatant,
Add 8 parts of flax fibers, 1.4 parts of glutaraldehydes, 14 parts of pretreatment halloysite nanotubes in 56 DEG C of stirring 6h of temperature, mixing speed is
340r/min, is spray-dried, and obtains modified rape cake.
Pretreatment halloysite nanotubes are prepared using following technique：It is that 85wt% ethanol is molten by weight by 46 parts of concentration
Liquid, 2 parts of γ-mercaptopropyl trimethoxysilanes mix 39min, add 20 parts of halloysite nanotubes mixed grinding 36min,
88 DEG C of stirring 3h of temperature, add 3 parts of ethylene glycol diglycidyl base ethers to continue to stir 3h, filter, washing, do for 92 DEG C in temperature
Dry, grinding obtains pre-processing halloysite nanotubes.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (9)
1. the pressing method of the high rapeseed oil of the low oil yield of a kind of impurity content, it is characterised in that comprise the steps：
S1, rapeseed to be dried to water content be 11-14%, is crushed, and adds fresh cavings, tea seeds mixing, steams and fries, and is put into squeezing
Low temperature is squeezed in oil machine, obtains rape cake and thick rapeseed oil, and wherein pressing temperature is 70-76 DEG C；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
2. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to claim 1, it is characterised in that include as
Lower step：
S1, by weight by 20-50 part rapeseed, it is 11-14% to dry to water content, is crushed, add the fresh cavings of 2-8 parts,
1-5 parts tea seeds mix, and steam and fry 20-50min, are put into low temperature in oil press and squeeze, and rape cake and thick rapeseed oil are obtained, wherein pressing
It is 70-76 DEG C to squeeze temperature；
S2, the modified rape cake of employing decolourize, and obtain the high rapeseed oil of the low oil yield of impurity content.
3. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to claim 1, it is characterised in that modified dish
Seedcake is prepared using following technique：S1 is obtained rape cake by weight is crushed, and adds water mixing immersion, is adjusted using hydrochloric acid
System pH is 5.5-6, adds Thermostable α-Amylase to be stirred at room temperature, and go out enzyme, adds carbohydrase, turns glycosides enzyme, debranching enzyme in temperature
45-55 DEG C of stirring of degree, go out enzyme, centrifugation, takes supernatant, adds flax fiber, glutaraldehyde, pretreatment halloysite nanotubes in temperature
50-60 DEG C of stirring, is spray-dried, and obtains modified rape cake.
4. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to claim 3, it is characterised in that pretreatment
Halloysite nanotubes are prepared using following technique：Ethanol solution, γ-mercaptopropyl trimethoxysilane are mixed, addition angstrom
Lip river stone nanotube mixed grinding, in temperature 85-95 DEG C stirring, adds ethylene glycol diglycidyl base ether to continue to stir, and filters, and washes
Wash, be dried, grinding obtains pre-processing halloysite nanotubes.
5. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to claim 3, it is characterised in that modified
In rape cake, rape cake, flax fiber, glutaraldehyde, the weight ratio of pretreatment halloysite nanotubes are 20-40：5-10：1-2：
10-20。
6. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to any one of claim 1-5, its feature exists
In the rape cake that is modified is prepared using following technique：S1 is obtained 20-40 parts rape cake by weight is crushed, and obtains 80 mesh powder
End, adds 80-140 parts water mixing immersion 2-4h, adopts hydrochloric acid regulation system pH value for 5.5-6, adds Thermostable α-Amylase
2-4h is stirred at room temperature, go out enzyme, adds carbohydrase, turn glycosides enzyme, debranching enzyme in temperature 45-55 DEG C stirring 40-100min, go out enzyme, from
The heart, takes supernatant, adds 5-10 part flax fibers, 1-2 part glutaraldehydes, 10-20 parts to pre-process halloysite nanotubes in temperature 50-
60 DEG C of stirring 4-8h, mixing speed is 300-400r/min, is spray-dried, and obtains modified rape cake.
7. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to claim 4, it is characterised in that locating in advance
In reason halloysite nanotubes, the concentration of ethanol solution is 80-90wt%, and ethanol solution, γ-mercaptopropyl trimethoxysilane
Weight ratio is 40-50：1-4.
8. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to claim 4, it is characterised in that locating in advance
In reason halloysite nanotubes, halloysite nanotubes, the weight ratio of ethylene glycol diglycidyl base ether are 15-35：1-5.
9. the pressing method of the high rapeseed oil of the low oil yield of impurity content according to any one of claim 1-8, its feature exists
In pretreatment halloysite nanotubes are prepared using following technique：It is that 80-90wt% ethanol is molten by weight by 40-50 parts concentration
Liquid, 1-4 parts γ-mercaptopropyl trimethoxysilane mixes 20-40min, adds 15-35 part halloysite nanotubes mixed grindings
20-40min, in temperature 85-95 DEG C 2-4h is stirred, and adds 1-5 part ethylene glycol diglycidyl bases ether to continue to stir 2-4h, mistake
Filter, washing, in temperature 85-95 DEG C drying, grinding, obtains pre-processing halloysite nanotubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611245951.0A CN106675765A (en) | 2016-12-29 | 2016-12-29 | Squeezing method of rape oil with low impurity content and high oil yield |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611245951.0A CN106675765A (en) | 2016-12-29 | 2016-12-29 | Squeezing method of rape oil with low impurity content and high oil yield |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107022411A (en) * | 2017-06-05 | 2017-08-08 | 蚌埠市江淮粮油有限公司 | A kind of preparation method of giving off a strong fragrance rapeseed oil |
| CN109054995A (en) * | 2018-07-16 | 2018-12-21 | 任小林 | A kind of oil expression method of wild pepper seed |
| CN111387301A (en) * | 2020-04-21 | 2020-07-10 | 四川妈妈家农业开发有限公司 | Preparation method of plateau rapeseed oil suitable for children to eat |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB580338A (en) * | 1944-01-27 | 1946-09-04 | American Chem Paint Co | Improvements in or relating to the refining of crude wool grease |
| CN103627219A (en) * | 2013-10-25 | 2014-03-12 | 浙江理工大学 | Organic modification method of Halloysite nanotubes |
| CN103666749A (en) * | 2013-12-31 | 2014-03-26 | 贵州省黎平县侗乡米业有限公司 | Processing process for rapeseed oil |
| CN106087110A (en) * | 2016-06-28 | 2016-11-09 | 郭迎庆 | A kind of preparation method of starch sugar crosslinking flax fiber |
-
2016
- 2016-12-29 CN CN201611245951.0A patent/CN106675765A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB580338A (en) * | 1944-01-27 | 1946-09-04 | American Chem Paint Co | Improvements in or relating to the refining of crude wool grease |
| CN103627219A (en) * | 2013-10-25 | 2014-03-12 | 浙江理工大学 | Organic modification method of Halloysite nanotubes |
| CN103666749A (en) * | 2013-12-31 | 2014-03-26 | 贵州省黎平县侗乡米业有限公司 | Processing process for rapeseed oil |
| CN106087110A (en) * | 2016-06-28 | 2016-11-09 | 郭迎庆 | A kind of preparation method of starch sugar crosslinking flax fiber |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107022411A (en) * | 2017-06-05 | 2017-08-08 | 蚌埠市江淮粮油有限公司 | A kind of preparation method of giving off a strong fragrance rapeseed oil |
| CN109054995A (en) * | 2018-07-16 | 2018-12-21 | 任小林 | A kind of oil expression method of wild pepper seed |
| CN111387301A (en) * | 2020-04-21 | 2020-07-10 | 四川妈妈家农业开发有限公司 | Preparation method of plateau rapeseed oil suitable for children to eat |
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Application publication date: 20170517 |
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| WW01 | Invention patent application withdrawn after publication |