CN109566965A - A kind of production method and its device of green purification rice - Google Patents
A kind of production method and its device of green purification rice Download PDFInfo
- Publication number
- CN109566965A CN109566965A CN201811330829.2A CN201811330829A CN109566965A CN 109566965 A CN109566965 A CN 109566965A CN 201811330829 A CN201811330829 A CN 201811330829A CN 109566965 A CN109566965 A CN 109566965A
- Authority
- CN
- China
- Prior art keywords
- rice
- extraction
- carbon dioxide
- storage tank
- extractant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
- A23L5/27—Removal of unwanted matter, e.g. deodorisation or detoxification by chemical treatment, by adsorption or by absorption
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L7/00—Cereal-derived products; Malt products; Preparation or treatment thereof
- A23L7/10—Cereal-derived products
Landscapes
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
The invention discloses a kind of production methods of green purification rice, this method controls pressure in 30Mpa or less, time controls at 30 minutes or more, utilize Co 2 supercritical fluid dynamic extraction technology, because Co 2 supercritical fluid is used to have very strong dissolubility for pesticide residue as extractant, entire course of dissolution is a dynamic extraction process, it can be ensured that the validity and completeness of extraction.Pesticide residue can be removed with entrainer grease or water in extraction process, so that rice is removed grease water while removing agriculture residual nuisance, and can kill worm's ovum and bacterium in extraction process, improved quality guarantee period and the mouthfeel of rice.The method of purification rice according to the present invention, reduce the cost in production process, be conducive to the industrialized realization of rice purification, the supercritical steam cycle of carbon dioxide changes so that entire production process does not pollute environment, more will not cause secondary pollution to rice.
Description
Technical field
The present invention relates to rice to purify production technical field, it particularly relates to a kind of producer of green purification rice
Method and its device.
Background technique
In modern society, people are food-safe increasingly to be paid attention to.Currently, common to rice removing pesticide residue technology
The method for having solvent or masking agent static state to extract or adhere to, this method generally will cause the secondary pollution of rice, while give ring
Border pollutes, and can not remove pesticide residue well, cannot destroy worm's ovum and other microorganisms in rice, addition it is other
Ingredient can also change its original local flavor of rice, and method large labor intensity, the energy consumption of this purification rice are high.
In the prior art to rice removing pesticide residue, the method for also using supercritical fluid extraction, Authorization Notice No.:
CN10136646613 discloses a kind of method for removing pesticide residue on rice, and pressure used in this method is 30-100Mpa,
Time is 5-30 minutes, hypertonia needed for this method, excessively high to equipment and working condition requirement, so that purification rice
Cost it is excessively high or even cannot achieve, furthermore extraction time used in this method is too short, so that pesticide residue removal is dry in rice
Only excessively difficult.
Therefore, in order to solve the above technical problems, it is necessary to improve existing method, a kind of green purification is devised
The production method of rice, this method controls pressure in 30Mpa hereinafter, time control utilized carbon dioxide at 30 minutes or more
Supercritical fluid dynamic extraction technology, because using Co 2 supercritical fluid as extractant and having to rice raw material and is very strong
Penetrability, while having very strong dissolubility to pesticide residue, entire course of dissolution is a dynamic extraction process, rice raw material
In moisture and grease and entrainer will increase dissolubility of the pesticide residue in Co 2 supercritical fluid, so can protect
Demonstrate,prove the validity and completeness of extraction.Pesticide residue can be with Co 2 supercritical fluid and Raw Materials Rice in extraction process
In grease and moisture remove together, so that rice is removed grease water while removing agriculture residual nuisance, and can extract
Worm's ovum and bacterium are killed by pressure change in journey, improve quality guarantee period and the mouthfeel of rice.Purification rice according to the present invention
Method, reduce the cost in production process, be conducive to the industrialized realization of rice purification, the overcritical of carbon dioxide follow
Ring changes so that entire production process does not pollute environment, more will not cause secondary pollution to rice.In addition, isolate
Waste material can extract the medicinal or antioxidant contents such as oryzanol, pure natural ferulic acid, and remaining grease can be used as advanced industrial
Grease uses.
Summary of the invention
To solve problems of the prior art, the present invention provides the production method and its dress of a kind of green purification rice
It sets.
To achieve the above object, the technical solution adopted by the present invention is that: it is a kind of green purification rice production method, it is described
Method be co_2 supercritical fluid extraction method, comprising:
(1), the rice purified will be needed to be put into extraction kettle, while be added in entrainer storage tank as the pure of entrainer
The weight ratio of water purification, pure water and rice is 1: 100-1000；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 7.2-
29.8MPa, extraction temperature are 25-49 DEG C, and the flow velocity of extractant is the volume of 0.5-10 extraction kettle per hour, extraction time
It is 35-300 minutes, the extractant separation temperature by separating still is 25-49 DEG C, separating pressure 3-12Mpa.
Extraction conditions used in the preferred step (2) are as follows: using supercritical carbon dioxide as extractant, extraction
Pressure 16MPa, extraction temperature are 45 DEG C, and the flow velocity of extractant is the volume of 6 extraction kettles per hour, extraction time 120
Minute, the extractant separation temperature by separating still is 30 DEG C, separating pressure 6Mpa.
A kind of method of green purification rice, the method is the method for co_2 supercritical fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle, while be added in entrainer storage tank as the pure of entrainer
The weight ratio of water purification, pure water and rice is 1: 100-1000；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 7.2-
29.8MPa, extraction temperature are 51-68 DEG C, and the flow velocity of extractant is the volume of 0.5-10 extraction kettle per hour, extraction time
It is 35-300 minutes, the extractant separation temperature by separating still is 51-65 DEG C, separating pressure 3-12Mpa.
Extraction conditions used in the preferred step (2) are as follows: using supercritical carbon dioxide as extractant, extraction
Pressure 16MPa, extraction temperature are 55 DEG C, and the flow velocity of extractant is the volume of 6 extraction kettles per hour, and extraction time is 60 points
Clock, the extractant separation temperature by separating still are 55 DEG C, separating pressure 6Mpa.
Pure water used in the step (1) as entrainer can be eaten grease or edible ethanol replaces.
A kind of device of the method for green purification rice, including carbon dioxide storage tank, carbon dioxide recycle storage tank, extraction
One end of kettle, separating still and carbon dioxide recovery storage tank, the carbon dioxide recovery storage tank is connected with separating still, the dioxy
The other end for changing carbon recycling storage tank is connected between cooler and pressure pump two by pressure pump three, the extraction kettle and separating still
Between be equipped with heater two, pressure pump two and cooling is successively arranged between the carbon dioxide storage tank and carbon dioxide recycle storage tank
Device is successively arranged pressure pump one and heater one, one He of pressure pump between the carbon dioxide recycle storage tank and extraction kettle
It is linked together between heater one by pressure pump four and entrainer storage tank, the lower part of the separating still is equipped with collection port.
The beneficial effects of the present invention are: this method by pressure control in 30Mpa hereinafter, the time control at 30 minutes or more,
Using Co 2 supercritical fluid dynamic extraction technology, because using Co 2 supercritical fluid as extractant for agriculture
Medicine residual has very strong dissolubility, and entire course of dissolution is a dynamic extraction process, it can be ensured that extraction is effective
Property and completeness.Pesticide residue can be removed with entrainer grease or water in extraction process, and making rice in removing, agriculture is residual has
Grease water is removed while evil object, and worm's ovum and bacterium can be killed in extraction process, improves quality guarantee period and the mouthfeel of rice.
It is according to the present invention green purification rice production method pressure control in 30Mpa hereinafter, reduce in production process at
This, is conducive to the industrialized realization of rice purification, and the supercritical steam cycle of carbon dioxide changes so that entire production process is to ring
Border does not pollute, and more will not cause secondary pollution to rice.In addition, the waste material isolated can extract oryzanol, pure natural
Ferulic acid etc. is medicinal or antioxidant content, remaining grease can be used as the use of advanced industrial grease.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of device needed for a kind of method of green purification rice of the present invention.
Description of symbols:
1, carbon dioxide storage tank；2, carbon dioxide recycle storage tank；3, entrainer storage tank；4, extraction kettle；5, separating still；6, two
Carbonoxide recycles storage tank；7, heater one；8, heater two；9, cooler；10, pressure pump one；11, pressure pump two；12, pressure
Pump three；13, pressure pump four；14, collection port.
Specific embodiment
The embodiment of the present invention is described in detail with reference to the accompanying drawing.
Specific implementation one: referring to Fig. 1, a kind of production method of green purification rice, the method is carbon dioxide
The method of supercritical fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of pure water, pure water and rice is 1: 100；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 7.2MPa, extraction
Temperature is 25 DEG C, and the flow velocity of extractant is the volume of 0.5 extraction kettle per hour, and extraction time is 300 minutes, by separation
The extractant separation temperature of kettle is 25 DEG C, separating pressure 3Mpa.
Specific implementation two: referring to Fig. 1, a kind of production method of green purification rice, the method is carbon dioxide
The method of supercritical fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of edible oil and fat, edible oil and fat and rice is 1: 400；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 16MPa, extraction
Temperature is 35 DEG C, and the flow velocity of extractant is the volume of 4 extraction kettles per hour, and extraction time is 180 minutes, by separating still
Extractant separation temperature be 33 DEG C, separating pressure 5Mpa.
Specific implementation three: referring to Fig. 1, a kind of production method of green purification rice, the method is carbon dioxide
The method of supercritical fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of pure water, pure water and rice is 1: 500；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 16MPa, extraction
Temperature is 45 DEG C, and the flow velocity of extractant is the volume of 6 extraction kettles per hour, and extraction time is 120 minutes, by separating still
Extractant separation temperature be 30 DEG C, separating pressure 6Mpa.
In order to examine the production method of green purification rice, some rice are taken, a part is big according to three pairs of specific implementation
Meter Jin Hang purification, take it is Partial cleansing after rice compile be No. 2 samples；It is No. 1 sample that another part is compiled without any purification sampling
Product.
(1), the detection of bacterium: microorganism detects according to GB/T4789.2, GB/T4789.3 method.
Bacteria Detection table:
According to detection data it can be seen that being up to 55000/gram, large intestine bar without total number of bacteria in the rice of purification
Bacterium is up to 230MPN/100 grams；And by being embodied after three pairs of rice purify, in rice total number of bacteria be only 180/
Gram, Escherichia coli are even more to be not detected.
It can be seen that by three cleaned rice of specific implementation, since rice have passed through normal pressure to high pressure, again from high pressure
To during the transformation of normal pressure, bacterium in rice due to the variation by pressure so that its membranolysis is denaturalized to its death,
Cause in rice common microbiological death close to 100%, 180/gram of total number of bacteria in testing result should be sampling process
Middle secondary pollution causes.
(2), the detection of pesticide residue: pesticide residue is according to GB/T5009.164, GB/T19649, GB/T20770, GB/
The inspection of T14553, GB/T5009.20, GB/T5009.19, GB/T5009.145, GB/T5009.103, GB/T5009.155 method
It surveys.
The residual detection table of agriculture:
According to detection data as can be seen that pesticide residue therein is by purifying by three cleaned rice of specific implementation
Preceding PPM grade becomes PPB grades purified, it is all detection pesticide residue projects in pesticide residue removal efficiencies reach 98% with
On.
This is because since supercritical carbon dioxide fluid has very strong penetration and dissolubility, so can be abundant
The pesticide residue of rice surface and inside is dissolved, entire extraction process is completed in a dynamic state, it can be ensured that being extracted
Pesticide residue out will not recontamination rice, it is very high to be embodied in pesticide residue removal efficiency.
Specific implementation four: referring to Fig. 1, a kind of production method of green purification rice, the method is carbon dioxide
The method of supercritical fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of edible ethanol, edible ethanol and rice is 1: 1000；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 29.8MPa, extraction
Taking temperature is 49 DEG C, and the flow velocity of extractant is the volume of 10 extraction kettles per hour, and extraction time is 35 minutes, by separation
The extractant separation temperature of kettle is 49 DEG C, separating pressure 12Mpa.
Specific implementation five: referring to Fig. 1, a kind of method of green purification rice, the method, which is that carbon dioxide is super, faces
The method of boundary's fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of edible oil and fat, edible oil and fat and rice is 1: 100；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 7.2MPa, extraction
Temperature is 51 DEG C, and the flow velocity of extractant is the volume of 0.5 extraction kettle per hour, and extraction time is 300 minutes, by separation
The extractant separation temperature of kettle is 51 DEG C, separating pressure 3Mpa.
Specific implementation six: referring to Fig. 1, a kind of method of green purification rice, the method, which is that carbon dioxide is super, faces
The method of boundary's fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of pure water, pure water and rice is 1: 600；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 22MPa, extraction
Temperature is 66 DEG C, and the flow velocity of extractant is the volume of 7 extraction kettles per hour, and extraction time is 120 minutes, by separating still
Extractant separation temperature be 61 DEG C, separating pressure 10Mpa.
Specific implementation seven: referring to Fig. 1, a kind of method of green purification rice, the method, which is that carbon dioxide is super, faces
The method of boundary's fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of edible ethanol, edible ethanol and rice is 1: 500；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 16MPa, extraction
Temperature is 55 DEG C, and the flow velocity of extractant is the volume of 6 extraction kettles per hour, and extraction time is 60 minutes, by separating still
Extractant separation temperature be 55 DEG C, separating pressure 6Mpa.
Specific implementation eight: referring to Fig. 1, a kind of method of green purification rice, the method, which is that carbon dioxide is super, faces
The method of boundary's fluid extraction, comprising:
(1), the rice purified will be needed to be put into extraction kettle 4, while be added in entrainer storage tank 3 as entrainer
The weight ratio of pure water, pure water and rice is 1: 1000；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 29.8MPa, extraction
Taking temperature is 68 DEG C, and the flow velocity of extractant is the volume of 10 extraction kettles per hour, and extraction time is 35 minutes, by separation
The extractant separation temperature of kettle is 65 DEG C, separating pressure 12Mpa.
Specific implementation nine: referring to Fig. 1, a kind of device of the method for green purification rice, including carbon dioxide storage tank 1,
Carbon dioxide recycle storage tank 2, extraction kettle 4, separating still 5 and carbon dioxide recovery storage tank 6, the carbon dioxide recovery storage tank 6
One end is connected with separating still 5, and the other end of the carbon dioxide recovery storage tank 6 is connected to cooler 9 by pressure pump 3 12
Between pressure pump 2 11, heater 28, the carbon dioxide storage tank 1 and two are equipped between the extraction kettle 4 and separating still 5
Pressure pump 2 11 and cooler 9, the carbon dioxide recycle storage tank 2 and extraction kettle 4 are successively arranged between carbonoxide circulating storage tank 2
Between be successively arranged pressure pump 1 and heater 1, between the pressure pump 1 and heater 1 pass through pressure pump 4 13
It links together with entrainer storage tank 3, the lower part of the separating still 5 is equipped with collection port 14.
The device in use, is put into the rice for needing to purify, in entrainer storage tank 3 in extraction kettle 4 first
It is put into appropriate entrainer, is filled with liquid carbon dioxide in carbon dioxide storage tank 1；Then start pressure pump 2 11 for liquid dioxy
Change carbon to be sent into carbon dioxide recycle storage tank 2 by cooler 9；Then start pressure pump 1 for carbon dioxide recycle storage tank 2
Interior carbon dioxide is sent into heater 1, while the entrainer in entrainer storage tank 3 being fed together by pressure pump 4 13
In heater 1；Carbon dioxide after heater 1 enters supercriticality, and heater two is entered after extraction kettle 4
8, subsequently into separating still 5, carbon dioxide is transformed into liquid from supercriticality in separating still, since the change of solubility makes
It obtains other impurity such as entrainer, pesticide residue to separate from carbon dioxide, be finally discharged from collection port 14, by separating still
5 liquid carbon dioxide is moved back into titanium dioxide from the circulatory system, excessive liquid CO 2 is newly entered by pressure pump 3 12
It is temporarily stored in carbon recycling storage tank 6.
It is according to the present invention it is a kind of green purification rice production method, this method by pressure control in 30Mpa hereinafter,
Time controls at 30 minutes or more, using Co 2 supercritical fluid dynamic extraction technology, because facing using carbon dioxide is super
Boundary's fluid has very strong penetrability to rice raw material as extractant, while having very strong dissolubility to pesticide residue, entirely
Course of dissolution is a dynamic extraction process, and the moisture and grease and entrainer in rice raw material will increase pesticide residue in dioxy
Change the dissolubility in carbon supercritical fluid, it can be ensured that the validity and completeness of extraction.Pesticide is residual in extraction process
Stay can in Co 2 supercritical fluid and Raw Materials Rice grease and moisture remove, making rice in removing, agriculture is residual has
Grease water is removed while evil object, and worm's ovum and bacterium can be killed by pressure change in extraction process, improves rice
Quality guarantee period and mouthfeel.The method of purification rice according to the present invention, reduces the cost in production process, it is net to be conducive to rice
The supercritical steam cycle of the industrialized realization changed, carbon dioxide changes so that entire production process does not pollute environment, more
Secondary pollution will not be caused to rice.In addition, can to extract oryzanol, pure natural ferulic acid etc. medicinal or anti-for the waste material isolated
Oxidizing component, remaining grease can be used as the use of advanced industrial grease.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (4)
1. a kind of production method of green purification rice, which is characterized in that the method is Co 2 supercritical fluid extraction
The method taken, comprising:
(1), the rice purified will be needed to be put into extraction kettle (4), while be added in entrainer storage tank (3) as entrainer
The weight ratio of pure water, pure water and rice is 1: 100-1000；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 7.2-29.8MPa, extraction
Taking temperature is 25-49 DEG C, and the flow velocity of extractant is the volume of 0.5-10 extraction kettle per hour, and extraction time is 35-300 points
Clock, the extractant separation temperature by separating still are 25-49 DEG C, separating pressure 3-12Mpa.
2. a kind of method of green purification rice, it is characterised in that: the method is co_2 supercritical fluid extraction
Method, comprising:
(1), the rice purified will be needed to be put into extraction kettle (4), while be added in entrainer storage tank (3) as entrainer
The weight ratio of pure water, pure water and rice is 1: 100-1000；
(2), the extraction conditions used are as follows: using supercritical carbon dioxide as extractant, extracting pressure 7.2-29.8MPa, extraction
Taking temperature is 51-68 DEG C, and the flow velocity of extractant is the volume of 0.5-10 extraction kettle per hour, and extraction time is 35-300 points
Clock, the extractant separation temperature by separating still are 51-65 DEG C, separating pressure 3-12Mpa.
3. a kind of method of green purification rice according to according to claim 1 or 3, it is characterised in that: in the step (1)
The pure water as entrainer used can be eaten grease or edible ethanol replaces.
4. according to the device according to claim 1 or 3 the methods, including carbon dioxide storage tank (1), carbon dioxide recycle storage tank
(2), extraction kettle (4), separating still (5) and carbon dioxide recovery storage tank (6), it is characterised in that: the carbon dioxide recovery storage tank
(6) one end is connected with separating still (5), and the other end of the carbon dioxide recovery storage tank (6) is connected by pressure pump three (12)
It connects between cooler (9) and pressure pump two (11), heater two (8) is equipped between the extraction kettle (4) and separating still (5),
It is successively arranged pressure pump two (11) and cooler (9) between the carbon dioxide storage tank (1) and carbon dioxide recycle storage tank (2),
It is successively arranged pressure pump one (10) and heater one (7) between the carbon dioxide recycle storage tank (2) and extraction kettle (4), it is described
It is linked together by pressure pump four (13) with entrainer storage tank (3) between pressure pump one (10) and heater one (7), described point
Lower part from kettle (5) is equipped with collection port (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330829.2A CN109566965A (en) | 2018-11-09 | 2018-11-09 | A kind of production method and its device of green purification rice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330829.2A CN109566965A (en) | 2018-11-09 | 2018-11-09 | A kind of production method and its device of green purification rice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109566965A true CN109566965A (en) | 2019-04-05 |
Family
ID=65921938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811330829.2A Withdrawn CN109566965A (en) | 2018-11-09 | 2018-11-09 | A kind of production method and its device of green purification rice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109566965A (en) |
-
2018
- 2018-11-09 CN CN201811330829.2A patent/CN109566965A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101851559B (en) | Method for extracting rose essential oil from rose dregs | |
| CN103907802B (en) | Method and device for producing green purified rice and device | |
| CN207227377U (en) | A kind of supercritical carbon dioxide extraction apparatus | |
| CN104120037A (en) | Extracting method for jasmine flower essential oil | |
| CN102031199A (en) | Method for extracting rose essential oil from fresh rose flowers | |
| CN105238551B (en) | A kind of supercritical CO2The method of abstraction purification camellia seed oil | |
| CN104628739A (en) | Extraction technology of artemisinin | |
| CN107080778A (en) | A kind of multiplex-enzyme extraction technique of longan pulp solid carbon dioxide insoluble active thing and application | |
| CN106176882B (en) | preparation method of radix pseudostellariae extract | |
| CN101463027A (en) | Method for extracting and separating flavone and anthocyanidin from elder fruit | |
| CN105602719B (en) | A kind of supercritical extraction method of tea oil | |
| CN103750258A (en) | Method for preparing flavored yeast extracts and polysaccharides from waste beer yeasts | |
| CN102618383B (en) | Production method and system of deacidification rice bran oil | |
| CN105924543A (en) | Environment-friendly plant pectin preparation method | |
| CN102492539A (en) | Method for extracting Euphausia superba oil with continuous countercurrent ultrasonic extracting machine | |
| CN114164046A (en) | Supercritical carbon dioxide extraction method of camellia oil | |
| CN105693678A (en) | Method for extracting procyanidine from grape seeds | |
| CN109566965A (en) | A kind of production method and its device of green purification rice | |
| CN204502441U (en) | A kind of Medical liquor extraction apparatus | |
| CN103007571A (en) | Alcohol-recyclable medicine extracting device and process thereof | |
| US6736903B2 (en) | Method and apparatus for producing a work product | |
| CN101643430B (en) | Method for extracting seaweed organic iodine from seaweed or seaweed root | |
| CN101473979B (en) | Method for extracting trepang oil from boiled trepang juice | |
| CN209219218U (en) | A kind of digested tankage production equipment | |
| CN102286061B (en) | The method of extraction purification Oleanolic Acid from Pericarpium Vitis viniferae |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190405 |
|
| WW01 | Invention patent application withdrawn after publication |