CN105661041A - Method for preparing granular feed additives based on powdery L-shaped amino acids - Google Patents
Method for preparing granular feed additives based on powdery L-shaped amino acids Download PDFInfo
- Publication number
- CN105661041A CN105661041A CN201610014621.4A CN201610014621A CN105661041A CN 105661041 A CN105661041 A CN 105661041A CN 201610014621 A CN201610014621 A CN 201610014621A CN 105661041 A CN105661041 A CN 105661041A
- Authority
- CN
- China
- Prior art keywords
- powdery
- type
- aminoacid
- feed additive
- granular pattern
- 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.)
- Pending
Links
Landscapes
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Abstract
The invention relates to the field of preparation of feeds, and discloses a method for preparing granular feed additives based on powdery L-shaped amino acids. The method comprises the following steps of A, adding the powdery L-shaped amino acids to a charging bin of granulating equipment, and performing screening for removing impurities; B, through a humidifier, performing surface humidification treatment on the powdery L-shaped amino acids after the step of screening for impurity removal, so that the water ratio of the powdery L-shaped amino acids is controlled to 0.3-0.7wt%; C, performing degassing treatment on the powdery L-shaped amino acids after humidification; D, through a mandatory screw rod stranding cage, adding the powdery L-shaped amino acids after the degassing treatment to a pressure roller type tabletting machine through a focing screw cage, and performing tabletting, wherein the thickness of tablets is 3-6mm; and E, performing granulation on the tablets through a crushing and granulating machine, and finally performing screening so as to obtain the granular feed additives. The granular feed additives prepared by the method disclosed by the invention are high in intensity, not easy to disperse and lose powder, and easy to process when being compounded with feeds.
Description
Technical field
The present invention relates to feedstuff preparation field, particularly relate to a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid.
Background technology
Aminoacid is widely used in field of fodder as additive, can reduce Different Dietary Protein Levels with aminoacid, saves protein resource; Reduce the discharge of nitrogen in animal wastes, alleviate environmental pollution etc., there are higher economic benefit and ecological benefits.
But current amino acid feed additive mostly is powdery, the aminoacid of powdery has the disadvantage in that hygroscopic caking of reuniting; Powdery aminoacid poor fluidity, inadaptable complicated technology production requirement in the grinding machine prepare feedstuff; The complete feed amino acid content made is unstable, nutrition skewness phenomenon; The a large amount of dust produced in use, produce the problems such as harm to working environment and operator's personal safety.
Application number be 200710065044.2 Chinese patent disclose a kind of composite aminoacid feedstuff additive and preparation method thereof. The composite aminoacid feedstuff additive of this invention is made up of lysine 9.88-51.1707 part, methionine 40.6429-80.92 part, threonine 2.5333-5.25 part, tryptophan 0.95-5.4554 part and carrier 0-9.31 part.
Although the composite aminoacid feedstuff additive of foregoing invention is granular pattern, but granule strength is not high after the pelletizing, fugitive, dry linting situation is still there will be when follow-up feedstuff is composite, not only waste resource, and lump hygroscopic reunion, aminoacid poor fluidity, inadaptable complicated technology production requirement in the grinding machine prepare feedstuff.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid. Granular pattern feed additive intensity prepared by the inventive method is high, not fugitive, dry linting, is prone to processing time composite with feedstuff.
The concrete technical scheme of the present invention is: a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid, comprises the steps:
A to, powdery L-type aminoacid is added roguing of sieving in the feeding chamber of Granulation Equipments. Raw material is sieved roguing, it is possible to ensure the high-purity of finished product.
B, by humidifier, the powdery L-type aminoacid after roguing of sieving being carried out surface humidification process, making the powdery amino acid whose moisture control of L-type is 0.3-0.7wt%. Raw material is carried out surface humidification before pelletize, the water content of powdery L-type amino acid surface can be improved, by moisture control at 0.3-0.7wt%, it is possible to increase the viscosity of raw material, but powder will not be made again to reunite because of taken in excess simultaneously, cause the decline of mobility. With in prior art directly by compared with the technique of granulation for powders, the present invention is conducive to the intensity of granule after pelletize after powdery L-type amino acid surface is humidified.
C, by humidification after powdery L-type aminoacid carry out degassed process. After being mixed by raw material, the air of trace can be mingled with between the gap of powder, if in the prior art directly to pelletize after powder mixing, although air content is little, but the degree of compaction of granule can be reduced, be unfavorable for the intensity of granule, cause that granule is fugitive, dry linting.
D, by the powdery L-type aminoacid after degassed process by forcing screw rod cage to add to and carry out tabletting in roller tablet machine, wherein the thickness of tabletting is 3-6mm. Tabletting is first carried out before to raw material pelletize, compared with direct pelletize, in tableting processes, the extruding degree of raw material is higher, it is possible to increase degree of compaction, carrying out pelletize after compression, the caking property of granule is better, and granulation efficiency is high, and the homogeneity of grain graininess is good.
E, tabletting is carried out pelletize by broken pelletizing machine, finally by preparing granular pattern feed additive after screening.
As preferably, described powdery aminoacid is L-type lysine, L-type threonine, L-type tryptophan, L-type valine, L-type arginine, L-type leucine, the different leucin of L-type or L-type methionine.
As preferably, the rotating speed of described pressure screw rod cage is 80-200r/min, and described roller tablet machine roller rotating speed is 18-25r/min, and the oil pressure of roller tablet machine oil pump is 12-22MPa.
Cause L-type aminoacid degeneration for preventing powdery L-type aminoacid from producing high temperature under high speed and high pressure, therefore force screw rod cage rotating speed to control at 80-200 rev/min; Roller tablet machine roller rotating speed controls: 18-25 rev/min; Adjusting roller roller tablet machine oil pump, makes oil pressure cntrol 12-22MPa; Adjust roller roller gap, make sheeting thickness control 3-6mm; For preventing roller from damaging and keeping sheeting thickness uniform.
As preferably, the particle size distribution of described granular pattern feed additive is: 16-50 order on-the-sieve material accounts for >=90%, and 16 order oversizes account for≤3%, and 50 order siftage account for less than or equal to 7%.
As preferably, in the surface humidification process of step B, the vaporific humidifying liquid that temperature is 80-100 DEG C is sprayed on powdery amino acid surface by humidifier. Vaporific humidifying liquid is not only bigger with the contact area of powder, it can be avoided that local powder excessively absorbs water and reunites, and after vaporific humidifying liquid contacts with powder surface, it is not easy to penetrate into powder inside and make powder swelling, only powder surface is humidified, is conducive to increasing the surface viscosity of powder. And the temperature of humidifying liquid is controlled at 80-100 DEG C of high temperature, it is possible to promote powder to soften, increase viscosity.
As preferably, described humidifying liquid is distilled water.
As preferably, described humidifying liquid is formed by the food grade dextrin of 0.4-0.6wt%, the food grade Rhizoma amorphophalli glucomannan of 0.2-0.4wt%, the sericin of 0.1-0.3wt% and the distilled water configuration of surplus.
Food grade dextrin, food grade Rhizoma amorphophalli glucomannan, sericin have outstanding viscosity after being dissolved in water, after powder surface is humidified, it is possible to the adhesive property of powder is greatly improved, thus being conducive to follow-up tabletting, pelletize. After food grade dextrin, food grade Rhizoma amorphophalli glucomannan, sericin and water are composite, not only increase the viscosity of powder, and the toughness of finished particle can be improved, make the anti-extrusion ability of granule be strengthened, not easily bulk cargo. And food grade dextrin, food grade Rhizoma amorphophalli glucomannan, sericin self are edible polysaccharide or protein material, reliable as feed safety, even can also enrich the nutrition of feedstuff. Additionally, powder surface is humidified postadhesion in powder surface by humidifying liquid, it is possible to powder is protected by powder in the tableting processes of follow-up high pressure, it is prevented that make aminoacid degeneration because pressurized causes temperature to raise. Therefore, after applying above-mentioned humidifying liquid, just can properly increasing the pressure of tablet machine, so that the degree of compaction of tabletting is higher, after pelletize, intensity is better.
As preferably, the preparation method of described sericin is as follows: pulverized by natural silk as natural silk powder, natural silk powder adds to steaming and decocting 0.5-1.5h in the distilled water of 150-200 times of quality, and wherein water temperature is 105-115 DEG C, and pressure is 0.3-0.35MPa; Obtain cooking liquor after steaming and decocting, in cooking liquor, add the sodium carbonate of cooking liquor quality 1.5-2.5%, and be cooled to 75-85 DEG C of insulation 15-20min, eventually pass filter, concentration, after drying prepared sericin.
Sericin is prepared voluntarily, and safer, purity is high, and the sericin prepared by said method to be dissolved in the viscosity after water moderate, powder will be made to reunite because viscosity is too high.
It is compared with the prior art, the invention has the beneficial effects as follows: granular pattern feed additive intensity prepared by the inventive method is high, not fugitive, dry linting, time composite with feedstuff, be prone to processing.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
A kind of method preparing granular pattern feed additive based on powdery L-type aminoacid, comprises the steps:
A to, powdery L-type aminoacid is added roguing of sieving in the feeding chamber of Granulation Equipments.
B, by the vaporific distilled water that temperature is 90 DEG C, the powdery L-type aminoacid after roguing of sieving being sprayed on powdery amino acid surface by humidifier, making the powdery amino acid whose moisture control of L-type is 0.5wt%.
C, by humidification after powdery L-type aminoacid carry out degassed process.
D, by the powdery L-type aminoacid after degassed process by forcing screw rod cage to add to and carry out tabletting in roller tablet machine, wherein the thickness of tabletting is 4.5mm. The rotating speed of described pressure screw rod cage is 140r/min, and described roller tablet machine roller rotating speed is 22r/min, and the oil pressure of roller tablet machine oil pump is 17MPa.
E, tabletting is carried out pelletize by broken pelletizing machine, finally by preparing granular pattern feed additive after screening.
After preparing finished product, the particle size distribution of granular pattern feed additive is: 16-50 order on-the-sieve material accounts for >=90%, and 16 order oversizes account for≤3%, and 50 order siftage account for less than or equal to 7%. Water content 0.3-0.8%, product content reaches standard above grade 1.
Embodiment 2
A kind of method preparing granular pattern feed additive based on powdery L-type aminoacid, comprises the steps:
A to, powdery L-type aminoacid is added roguing of sieving in the feeding chamber of Granulation Equipments.
B, by the vaporific distilled water that temperature is 80 DEG C, the powdery L-type aminoacid after roguing of sieving being sprayed on powdery amino acid surface by humidifier, making the powdery amino acid whose moisture control of L-type is 0.3wt%.
C, by humidification after powdery L-type aminoacid carry out degassed process.
D, by the powdery L-type aminoacid after degassed process by forcing screw rod cage to add to and carry out tabletting in roller tablet machine, wherein the thickness of tabletting is 3mm. The rotating speed of described pressure screw rod cage is 80r/min, and described roller tablet machine roller rotating speed is 18r/min, and the oil pressure of roller tablet machine oil pump is 12MPa.
E, tabletting is carried out pelletize by broken pelletizing machine, finally by preparing granular pattern feed additive after screening.
After preparing finished product, the particle size distribution of granular pattern feed additive is: 16-50 order on-the-sieve material accounts for >=90%, and 16 order oversizes account for≤3%, and 50 order siftage account for less than or equal to 7%. Water content 0.3-0.8%, product content reaches standard above grade 1.
Embodiment 3
A kind of method preparing granular pattern feed additive based on powdery L-type aminoacid, comprises the steps:
A to, powdery L-type aminoacid is added roguing of sieving in the feeding chamber of Granulation Equipments.
B, by the vaporific humidifying liquid that temperature is 100 DEG C, the powdery L-type aminoacid after roguing of sieving being sprayed on powdery amino acid surface by humidifier, making the powdery amino acid whose moisture control of L-type is 0.5wt%.
Described humidifying liquid is formed by the food grade dextrin of 0.5wt%, the food grade Rhizoma amorphophalli glucomannan of 0.3wt%, the sericin of 0.2wt% and the distilled water configuration of surplus.
The preparation method of described sericin is as follows: being pulverized by natural silk is natural silk powder, and natural silk powder adds to steaming and decocting 1h in the distilled water of 175 times of quality, and wherein water temperature is 110 DEG C, and pressure is 0.33MPa; Obtain cooking liquor after steaming and decocting, in cooking liquor, add the sodium carbonate of cooking liquor quality 2%, and be cooled to 80 DEG C of insulation 18min, eventually pass filter, concentration, after drying prepared sericin.
C, by humidification after powdery L-type aminoacid carry out degassed process.
D, by the powdery L-type aminoacid after degassed process by forcing screw rod cage to add to and carry out tabletting in roller tablet machine, wherein the thickness of tabletting is 4.5mm. The rotating speed of described pressure screw rod cage is 140r/min, and described roller tablet machine roller rotating speed is 23r/min, and the oil pressure of roller tablet machine oil pump is 17MPa.
E, tabletting is carried out pelletize by broken pelletizing machine, finally by preparing granular pattern feed additive after screening.
After preparing finished product, the particle size distribution of granular pattern feed additive is: 16-50 order on-the-sieve material accounts for >=90%, and 16 order oversizes account for≤3%, and 50 order siftage account for less than or equal to 7%. Water content 0.3-0.8%, product content reaches standard above grade 1.
Embodiment 4
A kind of method preparing granular pattern feed additive based on powdery L-type aminoacid, comprises the steps:
A to, powdery L-type aminoacid is added roguing of sieving in the feeding chamber of Granulation Equipments.
B, by the vaporific humidifying liquid that temperature is 90 DEG C, the powdery L-type aminoacid after roguing of sieving being sprayed on powdery amino acid surface by humidifier, making the powdery amino acid whose moisture control of L-type is 0.3wt%.
Described humidifying liquid is formed by the food grade dextrin of 0.4wt%, the food grade Rhizoma amorphophalli glucomannan of 0.2wt%, the sericin of 0.1wt% and the distilled water configuration of surplus.
The preparation method of described sericin is as follows: being pulverized by natural silk is natural silk powder, and natural silk powder adds to steaming and decocting 0.5h in the distilled water of 150 times of quality, and wherein water temperature is 115 DEG C, and pressure is 0.35MPa; Obtain cooking liquor after steaming and decocting, in cooking liquor, add the sodium carbonate of cooking liquor quality 1.5%, and be cooled to 75 DEG C of insulation 20min, eventually pass filter, concentration, after drying prepared sericin.
C, by humidification after powdery L-type aminoacid carry out degassed process.
D, by the powdery L-type aminoacid after degassed process by forcing screw rod cage to add to and carry out tabletting in roller tablet machine, wherein the thickness of tabletting is 3mm. The rotating speed of described pressure screw rod cage is 80r/min, and described roller tablet machine roller rotating speed is 18r/min, and the oil pressure of roller tablet machine oil pump is 12MPa.
E, tabletting is carried out pelletize by broken pelletizing machine, finally by preparing granular pattern feed additive after screening.
After preparing finished product, the particle size distribution of granular pattern feed additive is: 16-50 order on-the-sieve material accounts for >=90%, and 16 order oversizes account for≤3%, and 50 order siftage account for less than or equal to 7%. Water content 0.3-0.8%, product content reaches standard above grade 1.
Embodiment 5
A kind of method preparing granular pattern feed additive based on powdery L-type aminoacid, comprises the steps:
A to, powdery L-type aminoacid is added roguing of sieving in the feeding chamber of Granulation Equipments.
B, by the vaporific humidifying liquid that temperature is 95 DEG C, the powdery L-type aminoacid after roguing of sieving being sprayed on powdery amino acid surface by humidifier, making the powdery amino acid whose moisture control of L-type is 0.7wt%.
Described humidifying liquid is formed by the food grade dextrin of 0.6wt%, the food grade Rhizoma amorphophalli glucomannan of 0.4wt%, the sericin of 0.3wt% and the distilled water configuration of surplus.
The preparation method of described sericin is as follows: being pulverized by natural silk is natural silk powder, and natural silk powder adds to steaming and decocting 1.5h in the distilled water of 200 times of quality, and wherein water temperature is 105 DEG C, and pressure is 0.3MPa; Obtain cooking liquor after steaming and decocting, in cooking liquor, add the sodium carbonate of cooking liquor quality 2.5%, and be cooled to 85 DEG C of insulation 15min, eventually pass filter, concentration, after drying prepared sericin.
C, by humidification after powdery L-type aminoacid carry out degassed process.
D, by the powdery L-type aminoacid after degassed process by forcing screw rod cage to add to and carry out tabletting in roller tablet machine, wherein the thickness of tabletting is 6mm. The rotating speed of described pressure screw rod cage is 200r/min, and described roller tablet machine roller rotating speed is 25r/min, and the oil pressure of roller tablet machine oil pump is 22MPa.
E, tabletting is carried out pelletize by broken pelletizing machine, finally by preparing granular pattern feed additive after screening.
After preparing finished product, the particle size distribution of granular pattern feed additive is: 16-50 order on-the-sieve material accounts for >=90%, and 16 order oversizes account for≤3%, and 50 order siftage account for less than or equal to 7%. Water content 0.3-0.8%, product content reaches standard above grade 1.
Heretofore described powdery L-type aminoacid can be any one in L-type lysine, L-type threonine, L-type tryptophan, L-type valine, L-type arginine, L-type leucine, the different leucin of L-type or L-type methionine and other L-type aminoacid thereof.
Raw materials used, equipment in the present invention, unless otherwise noted, is the conventional raw material of this area, equipment; Method therefor in the present invention, unless otherwise noted, is the conventional method of this area.
The above; it it is only presently preferred embodiments of the present invention; not the present invention is imposed any restrictions, every any simple modification, change and equivalent transformation above example made according to the technology of the present invention essence, all still fall within the protection domain of technical solution of the present invention.
Claims (8)
1. the method preparing granular pattern feed additive based on powdery L-type aminoacid, it is characterised in that comprise the steps:
A to, powdery L-type aminoacid is added roguing of sieving in the feeding chamber of Granulation Equipments;
B, by humidifier, the powdery L-type aminoacid after roguing of sieving being carried out surface humidification process, making the powdery amino acid whose moisture control of L-type is 0.3-0.7wt%;
C, by humidification after powdery L-type aminoacid carry out degassed process;
D, by the powdery L-type aminoacid after degassed process by forcing screw rod cage to add to and carry out tabletting in roller tablet machine, wherein the thickness of tabletting is 3-6mm;
E, tabletting is carried out pelletize by broken pelletizing machine, finally by preparing granular pattern feed additive after screening.
2. a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid as claimed in claim 1, it is characterized in that, described powdery aminoacid is L-type lysine, L-type threonine, L-type tryptophan, L-type valine, L-type arginine, L-type leucine, the different leucin of L-type or L-type methionine.
3. a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid as claimed in claim 1, it is characterized in that, the rotating speed of described pressure screw rod cage is 80-200r/min, described roller tablet machine roller rotating speed is 18-25r/min, and the oil pressure of roller tablet machine oil pump is 12-22MPa.
4. a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid as claimed in claim 1, it is characterized in that, the particle size distribution of described granular pattern feed additive is: 16-50 order on-the-sieve material accounts for >=90%, and 16 order oversizes account for≤3%, and 50 order siftage account for less than or equal to 7%.
5. a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid as claimed in claim 1, it is characterised in that in the surface humidification process of step B, the vaporific humidifying liquid that temperature is 80-100 DEG C is sprayed on powdery amino acid surface by humidifier.
6. a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid as claimed in claim 5, it is characterised in that described humidifying liquid is distilled water.
7. a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid as claimed in claim 5, it is characterized in that, described humidifying liquid is by the food grade dextrin of 0.4-0.6wt%, the food grade Rhizoma amorphophalli glucomannan of 0.2-0.4wt%, the sericin of 0.1-0.3wt% and the distilled water configuration of surplus form.
8. a kind of method preparing granular pattern feed additive based on powdery L-type aminoacid as claimed in claim 7, it is characterized in that, the preparation method of described sericin is as follows: pulverized by natural silk as natural silk powder, natural silk powder is added to steaming and decocting 0.5-1.5h in the distilled water of 150-200 times of quality, wherein water temperature is 105-115 DEG C, and pressure is 0.3-0.35MPa; Obtain cooking liquor after steaming and decocting, in cooking liquor, add the sodium carbonate of cooking liquor quality 1.5-2.5%, and be cooled to 75-85 DEG C of insulation 15-20min, eventually pass filter, concentration, after drying prepared sericin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610014621.4A CN105661041A (en) | 2016-01-11 | 2016-01-11 | Method for preparing granular feed additives based on powdery L-shaped amino acids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610014621.4A CN105661041A (en) | 2016-01-11 | 2016-01-11 | Method for preparing granular feed additives based on powdery L-shaped amino acids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105661041A true CN105661041A (en) | 2016-06-15 |
Family
ID=56299758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610014621.4A Pending CN105661041A (en) | 2016-01-11 | 2016-01-11 | Method for preparing granular feed additives based on powdery L-shaped amino acids |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105661041A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1647912A (en) * | 2004-11-30 | 2005-08-03 | 江苏瑰宝集团有限公司 | Material feeding screw mechaism for dry pelletizing machine |
| CN102090516A (en) * | 2010-12-20 | 2011-06-15 | 浙江升华拜克生物股份有限公司 | Particle tryptophan premix and preparation method thereof |
| CN103920187A (en) * | 2013-04-16 | 2014-07-16 | 北京航空航天大学 | Bone repair material prepared by combining silk fibroin and decalcified bone matrix |
| CN104045078A (en) * | 2014-06-20 | 2014-09-17 | 厦门凯纳石墨烯技术有限公司 | Graphene particle, preparation method and application thereof |
| CN104341796A (en) * | 2014-11-06 | 2015-02-11 | 北京泛博化学股份有限公司 | Method for preparing dye |
| CN104757273A (en) * | 2015-04-12 | 2015-07-08 | 呼伦贝尔东北阜丰生物科技有限公司 | Process for preparing granular type threonine product |
-
2016
- 2016-01-11 CN CN201610014621.4A patent/CN105661041A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1647912A (en) * | 2004-11-30 | 2005-08-03 | 江苏瑰宝集团有限公司 | Material feeding screw mechaism for dry pelletizing machine |
| CN102090516A (en) * | 2010-12-20 | 2011-06-15 | 浙江升华拜克生物股份有限公司 | Particle tryptophan premix and preparation method thereof |
| CN103920187A (en) * | 2013-04-16 | 2014-07-16 | 北京航空航天大学 | Bone repair material prepared by combining silk fibroin and decalcified bone matrix |
| CN104045078A (en) * | 2014-06-20 | 2014-09-17 | 厦门凯纳石墨烯技术有限公司 | Graphene particle, preparation method and application thereof |
| CN104341796A (en) * | 2014-11-06 | 2015-02-11 | 北京泛博化学股份有限公司 | Method for preparing dye |
| CN104757273A (en) * | 2015-04-12 | 2015-07-08 | 呼伦贝尔东北阜丰生物科技有限公司 | Process for preparing granular type threonine product |
Non-Patent Citations (4)
| Title |
|---|
| 严瑞瑄: "《水溶性高分子》", 30 June 1998 * |
| 刘程等: "《当代新型食品》", 31 December 1998 * |
| 衷平海等: "《生物化学品生产技术》", 31 May 2007 * |
| 黄自然: "《全国高等农业院校教学参考书 桑蚕综合利用》", 31 May 1992 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105558351A (en) | Preparation method of granular composite L-amino acid feed additive | |
| CN104592400B (en) | A kind of preparation method of microcrystalline Cellulose | |
| CN110384177B (en) | Method for preparing yeast culture based on distiller's grains and application of yeast culture in animal feed | |
| CN103981015B (en) | Semen Flos Carthami cold pressing oil method | |
| CN101433272A (en) | Process for producing high-energy feed of aquatic product | |
| KR101442769B1 (en) | Fuel pellet for powdered coal boiler and it's manufacturing process by using palm oil byproduct | |
| CN102599508A (en) | Preparation for preparing chondroitin glucosamine particles by wet method and preparation method | |
| CN102599343A (en) | Bulking and detoxicating method for castor bean meal | |
| CN105661041A (en) | Method for preparing granular feed additives based on powdery L-shaped amino acids | |
| CN101240121B (en) | Vertical grinding machine production ultra-fine filling material and surface treatment composite technique | |
| CN108543060B (en) | A method of improving enramycin premix stability | |
| CN1831089A (en) | Charcoal produced by shell of mountain walnut and its processing method | |
| CN113080307B (en) | Method for producing feed by using amino acid fermentation mother liquor and corn sugar residues | |
| CN113277507B (en) | Preparation process of catalyst carrier activated carbon for fully utilizing bamboo crushed aggregates | |
| CN102675065B (en) | Method for producing dehydrated sodium formaldehyde sulfoxylate powder | |
| CN105253885B (en) | A kind of comprehensive utilization of discarded charcoal powder and activation method | |
| CN101445837B (en) | Preparation method of moisture absorption-resistant xylo-oligosaccharide powder | |
| CN112587413A (en) | Method for secondary granulation of medicine | |
| CN101961006A (en) | Wet-preparation process for mancozeb water dispersible granules | |
| CN101289201A (en) | Method for preparing high-concentration round grainy potassium muriate | |
| CN105593348A (en) | Method for producing modified coal, and modified coal | |
| CN114479504B (en) | Degradable antioxidant packaging film prepared from food processing byproducts and preparation method thereof | |
| CN111149904A (en) | Morinda citrifolia enzyme tablet candy and making method thereof | |
| CN111728091B (en) | Preparation method of high-strength composite particle carrier for feed | |
| CN108420796B (en) | A kind of salinomycin particle premix and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160615 |