CN104479765A - Biodiesel and preparation method thereof - Google Patents
Biodiesel and preparation method thereof Download PDFInfo
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- CN104479765A CN104479765A CN201410641313.5A CN201410641313A CN104479765A CN 104479765 A CN104479765 A CN 104479765A CN 201410641313 A CN201410641313 A CN 201410641313A CN 104479765 A CN104479765 A CN 104479765A
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- biofuel
- fatty acid
- acid methyl
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- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000003225 biodiesel Substances 0.000 title abstract description 11
- 235000019387 fatty acid methyl ester Nutrition 0.000 claims abstract description 21
- 239000002283 diesel fuel Substances 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 239000002253 acid Substances 0.000 claims abstract description 4
- 239000002551 biofuel Substances 0.000 claims description 39
- -1 Isooctyl Chemical group 0.000 claims description 25
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 22
- 239000000654 additive Substances 0.000 claims description 17
- 230000000996 additive effect Effects 0.000 claims description 17
- 239000002131 composite material Substances 0.000 claims description 17
- 238000003756 stirring Methods 0.000 claims description 17
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 12
- HMZGPNHSPWNGEP-UHFFFAOYSA-N octadecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C(C)=C HMZGPNHSPWNGEP-UHFFFAOYSA-N 0.000 claims description 12
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 12
- BWIOURVJVDKDOC-UHFFFAOYSA-N 6-bromo-1-(chloromethyl)-2-methoxynaphthalene Chemical compound C1=C(Br)C=CC2=C(CCl)C(OC)=CC=C21 BWIOURVJVDKDOC-UHFFFAOYSA-N 0.000 claims description 11
- 150000002148 esters Chemical group 0.000 claims description 11
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 11
- 229910002651 NO3 Inorganic materials 0.000 claims description 9
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 9
- ZCPCLAPUXMZUCD-UHFFFAOYSA-M dihexadecyl(dimethyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)CCCCCCCCCCCCCCCC ZCPCLAPUXMZUCD-UHFFFAOYSA-M 0.000 claims description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 230000003197 catalytic effect Effects 0.000 claims description 2
- 239000003729 cation exchange resin Substances 0.000 claims description 2
- 238000007670 refining Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000003054 catalyst Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000002028 Biomass Substances 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 2
- 239000011973 solid acid Substances 0.000 abstract description 2
- 239000003513 alkali Substances 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 9
- 235000019198 oils Nutrition 0.000 description 9
- 230000018109 developmental process Effects 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 206010003694 Atrophy Diseases 0.000 description 1
- 240000003133 Elaeis guineensis Species 0.000 description 1
- 235000001950 Elaeis guineensis Nutrition 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 240000000432 Pistacia chinensis Species 0.000 description 1
- 235000014123 Pistacia chinensis Nutrition 0.000 description 1
- 230000037444 atrophy Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 125000005456 glyceride group Chemical group 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- RCEICRQNEVHVNV-UHFFFAOYSA-N hexadecanoic acid;methane Chemical compound C.CCCCCCCCCCCCCCCC(O)=O RCEICRQNEVHVNV-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002888 oleic acid derivatives Chemical class 0.000 description 1
- AIQRJSXKXVZCJO-UHFFFAOYSA-N prop-2-ynoxybenzene Chemical class C#CCOC1=CC=CC=C1 AIQRJSXKXVZCJO-UHFFFAOYSA-N 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 210000000582 semen Anatomy 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Landscapes
- Liquid Carbonaceous Fuels (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention discloses a biodiesel and a preparation method thereof, and belongs to the technical field of biodiesels. A solid acid catalyst is adopted to catalyze a reaction of biomass oil and low carbon alcohol to produce fatty acid methyl ester, and the obtained product and the catalyst can be easily separated, so the emission of a large amount of waste acid and waste alkali is avoided, and the pollution to environment is effectively prevented. The biodiesel product has the advantages of good cold filter plugging effect, no cold filter plugging point reversion problem, efficient stable dispersion capability, good oil solubility, enhancement of the filter screen pass-through property of diesel oil, and improved CFPP (cold filter plugging point) performance. The preparation method of the biodiesel has the advantages of simplicity, wide raw material source, economy and feasibility.
Description
Technical field
The present invention relates to a kind of biofuel and preparation method thereof, belong to biodiesel technology field.
Background technology
The energy is well-known as its importance of crucial power of the promotion national economic development, along with the atrophy day by day of the petroleum resources of the most important energy.Current each state is all greatly developing the substitute products of oil, to ensure economy development requirement.As the substitute of mineral diesel, biofuel not only main performance index and actual use identical with mineral diesel outside, more in environmental protection and raw material resources regeneration, there is the incomparable advantage of mineral diesel.Biofuel not only can alleviate the degree of dependence of the mankind to oil, is also a kind of renewable energy source simultaneously.Just based on these characteristics, at present, the positive shaping and development of biofuel pollution-free industry rapidly, the advantage of biodiesel uniqueness determines its wide application prospect.
Biofuel is clean reproducible energy, the main liquid fuel made for raw material with the oil plant waterplant such as oil-yielding shrubs fruit, engineering microalgae such as the oil crops such as soybean and Semen Brassicae campestris, oil palm, Chinese pistache and animal grease, biodiesel etc. is excellent petroleum diesel surrogate.Biofuel is novel " green energy resource ", and development biofuel, to sustainable economic development, advances energy substitution, alleviates environmental stress, controls urban atmospheric pollution significant
Diesel oil molecules is made up of the carbochain of about 16, and vegetable oil molecule is then general to be made up of 14-18 carbochain, close with carbon number in diesel oil molecules.According to chemical composition analyze, biodiesel fuel is a kind of high palmitic acid methane, and it is decomposed by the glyceride that is main component with unsaturated oleic acid CI8 and obtains.Due to component and the constructional feature of biofuel, the cold filter clogging temperature of biofuel is at about 0 DEG C, and crystallization and gel phenomenon limit the application of biofuel under low temperature flow condition at low temperatures.
Biofuel of the present invention adds composite additive in process of production, improves each performance index of diesel oil and over-all properties simultaneously, effectively improves biodiesel quality.
Summary of the invention
The invention provides a kind of safety and stability, be easy to produce biofuel applied and preparation method thereof.
For achieving the above object, the present invention takes following technical scheme:
Biofuel composite additive of the present invention is made up of the raw material of following weight parts:
Diesel oil 55 ~ 65 parts;
Fatty acid methyl ester 35 ~ 40 parts;
Composite additive 1 ~ 5 part.
The preparation method of described fatty acid methyl ester is as follows:
Through refining treatment refined raw material oil in a kettle., with load AlCl
3storng-acid cation exchange resin be beds, take diatomite as the inert layer of catalytic bed, react with low-carbon alcohol, convert it into fatty acid methyl ester through Ester exchange, transform generate fatty acid methyl ester pass through distilation.
Described low-carbon alcohol particular methanol and ethanol.
Described composite additive is made up of the raw material of following portions by weight:
Octadecyl methacrylate 5 ~ 15 parts;
Isooctyl ester nitrate 3 ~ 5 parts;
Varisoft 432PPG 2 ~ 5 parts;
Polyoxyethylene cetyl base phenolic ether 1 ~ 5 part;
Phenyl propargyl ether 1 ~ 3 part.
Preferably, raw material of the present invention consists of:
Diesel oil 60 parts;
Fatty acid methyl ester 35 parts;
Octadecyl methacrylate 5 parts;
Isooctyl ester nitrate 3 parts;
Varisoft 432PPG 2 parts;
Polyoxyethylene cetyl base phenolic ether 1 part;
Phenyl propargyl ether 1 part.
The preparation method of biofuel of the present invention comprises the steps:
(1) octadecyl methacrylate, isooctyl ester nitrate are stirred, then add Varisoft 432PPG, stir 30-35 minute;
(2) in above-mentioned solution, add polyoxyethylene cetyl base phenolic ether and phenyl propargyl ether, be heated to 45 DEG C ~ 50 DEG C, under 80-100 normal atmosphere, stir 20-30 minute, leave standstill 24 hours, obtain composite additive;
(3) composite additive is added in the fatty acid methyl ester prepared, add in proportion in diesel oil after stirring, obtain biofuel of the present invention.
the invention has the beneficial effects as follows:
(1) this employing of the present invention solid acid catalyst catalysis biomass oils and low-carbon alcohol are reacted and are produced fatty acid methyl ester, and product and catalyzer are easy to be separated the discharge avoiding a large amount of spent acid salkali waste, effectively prevent the pollution of environment;
(2) biofuel composite additive of the present invention, can make biofuel temperature of solidification effectively reduce, the low temperature flowability making biofuel keep good, facilitates accumulating and the use of diesel oil;
(3) biodiesel oil product of the present invention has good cold filter effect, and there is not the problem of cold filter clogging temperature reverse; There is efficient stable dispersive ability and good oil soluble; Enhance diesel oil by filter screen, namely improve the CFPP performance of oil product;
(4) method for producing biodiesel of the present invention is easy, and raw material sources are extensive, economically feasible.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described, and specific embodiment does not limit the present invention.
embodiment 1:the invention provides a kind of biofuel and preparation method thereof, described biofuel is made up of the component of following number, and described number is weight part:
Diesel oil 55 parts;
Fatty acid methyl ester 35 parts;
Octadecyl methacrylate 5 parts;
Isooctyl ester nitrate 3 parts;
Varisoft 432PPG 2 parts;
Polyoxyethylene cetyl base phenolic ether 1 part;
Phenyl propargyl ether 1 part.
By volume deal gets 5 parts of octadecyl methacrylate, 3 parts of isooctyl ester nitrates stir, then adds 2 parts of Varisoft 432PPGs, stirs 30-35 minute; In above-mentioned solution, add 1 part of polyoxyethylene cetyl base phenolic ether and 1 part of phenyl propargyl ether, be heated to 45 DEG C ~ 50 DEG C, under 80-100 normal atmosphere, stir 20-30 minute, leave standstill 24 hours, obtain composite additive.The composite additive of above-mentioned preparation is added in the 35 parts of fatty acid methyl esters prepared, add in proportion after stirring in 55 parts of diesel oil, obtain biofuel A of the present invention.
embodiment 2
The invention provides a kind of biofuel and preparation method thereof, described biofuel is made up of the component of following number, and described number is weight part:
Diesel oil 60 parts;
Fatty acid methyl ester 35 parts;
Octadecyl methacrylate 5 parts;
Isooctyl ester nitrate 3 parts;
Varisoft 432PPG 2 parts;
Polyoxyethylene cetyl base phenolic ether 1 part;
Phenyl propargyl ether 1 part.
By volume deal gets 5 parts of octadecyl methacrylate, 3 parts of isooctyl ester nitrates stir, then adds 2 parts of Varisoft 432PPGs, stirs 30-35 minute; In above-mentioned solution, add 1 part of polyoxyethylene cetyl base phenolic ether and 1 part of phenyl propargyl ether, be heated to 45 DEG C ~ 50 DEG C, under 80-100 normal atmosphere, stir 20-30 minute, leave standstill 24 hours, obtain composite additive.The composite additive of above-mentioned preparation is added in the 35 parts of fatty acid methyl esters prepared, add in proportion after stirring in 60 parts of diesel oil, obtain biofuel B of the present invention.
embodiment 3
The invention provides a kind of biofuel and preparation method thereof, described biofuel is made up of the component of following number, and described number is weight part:
Diesel oil 65 parts;
Fatty acid methyl ester 40 parts;
Octadecyl methacrylate 15 parts;
Isooctyl ester nitrate 5 parts;
Varisoft 432PPG 5 parts;
Polyoxyethylene cetyl base phenolic ether 5 parts;
Phenyl propargyl ether 3 parts.
By volume deal gets 15 parts of octadecyl methacrylate, 5 parts of isooctyl ester nitrates stir, then adds 5 parts of Varisoft 432PPGs, stirs 30-35 minute; In above-mentioned solution, add 5 parts of polyoxyethylene cetyl base phenolic ethers and 3 parts of phenyl propargyl ethers, be heated to 45 DEG C ~ 50 DEG C, under 80-100 normal atmosphere, stir 20-30 minute, leave standstill 24 hours, obtain composite additive.The composite additive of above-mentioned preparation is added in the 40 parts of fatty acid methyl esters prepared, add in proportion after stirring in 65 parts of diesel oil, obtain biofuel C of the present invention.
By biological bavin A, B, C of the present invention, respectively according to addition add in biofuel and carry out improvement effect test, result is as table 1:
Table 1: different sources biofuel improves test
。
Claims (8)
1. a biofuel, is made up of following raw material, and described number is weight part:
Diesel oil 55 ~ 65 parts;
Fatty acid methyl ester 35 ~ 40 parts;
Composite additive 1 ~ 5 part.
2. a kind of biofuel of claim 1, is characterized in that: the preparation method of described fatty acid methyl ester is as follows: through refining treatment refined raw material oil in a kettle., with load AlCl
3storng-acid cation exchange resin be beds, take diatomite as the inert layer of catalytic bed, react with low-carbon alcohol, convert it into fatty acid methyl ester through Ester exchange, transform generate fatty acid methyl ester pass through distilation.
3. a kind of biofuel of claim 2, is characterized in that: the low-carbon alcohol described in the preparation method of fatty acid methyl ester is methyl alcohol.
4. a kind of biofuel of claim 1, is characterized in that: described composite additive is made up of the raw material of following portions by weight:
Octadecyl methacrylate 5 ~ 15 parts;
Isooctyl ester nitrate 3 ~ 5 parts;
Varisoft 432PPG 2 ~ 5 parts;
Polyoxyethylene cetyl base phenolic ether 1 ~ 5 part;
Phenyl propargyl ether 1 ~ 3 part.
5. a kind of biofuel of claim 1, is characterized in that described raw material volume consists of:
Diesel oil 60 parts;
Fatty acid methyl ester 35 parts;
Octadecyl methacrylate 5 parts;
Isooctyl ester nitrate 3 parts;
Varisoft 432PPG 2 parts;
Polyoxyethylene cetyl base phenolic ether 1 part;
Phenyl propargyl ether 1 part.
6. the preparation method of biofuel as claimed in claim 1, is characterized in that:
1) octadecyl methacrylate, isooctyl ester nitrate are stirred, then add Varisoft 432PPG, stir 30-35 minute;
2) in above-mentioned solution, add polyoxyethylene cetyl base phenolic ether and phenyl propargyl ether, heated and stirred 20-30 minute, leave standstill 24 hours, obtain composite additive;
3) composite additive is added in the fatty acid methyl ester prepared, add in proportion in diesel oil after stirring, obtain biofuel of the present invention.
7. the preparation method of a kind of biofuel of claim 6, is characterized in that: step 2) in Heating temperature be 45 DEG C ~ 50 DEG C.
8. the preparation method of a kind of biofuel of claim 6, is characterized in that: step 2) in be stirred in 80-100 normal atmosphere under carry out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410641313.5A CN104479765B (en) | 2014-11-14 | 2014-11-14 | A kind of biodiesel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410641313.5A CN104479765B (en) | 2014-11-14 | 2014-11-14 | A kind of biodiesel and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104479765A true CN104479765A (en) | 2015-04-01 |
| CN104479765B CN104479765B (en) | 2016-09-14 |
Family
ID=52754377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410641313.5A Expired - Fee Related CN104479765B (en) | 2014-11-14 | 2014-11-14 | A kind of biodiesel and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104479765B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114479967A (en) * | 2022-01-07 | 2022-05-13 | 上海应用技术大学 | Diesel pour point depressant containing allyl phenyl ether and preparation method and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101475855A (en) * | 2009-01-13 | 2009-07-08 | 中国林业科学研究院林产化学工业研究所 | Fuel oil based on petrifaction diesel and coarse biodiesel and preparation thereof |
| CN101948702A (en) * | 2010-09-30 | 2011-01-19 | 昆明理工大学 | Alcohol-based biological fuel oil for boiler and preparation method thereof |
| CN102399599A (en) * | 2010-09-16 | 2012-04-04 | 陈若歆 | Methanol diesel oil manufacturing mode |
| CN103642543A (en) * | 2013-12-25 | 2014-03-19 | 济南开发区星火科学技术研究院 | Preparation method of biodiesel composite additive |
| CN103881771A (en) * | 2014-01-28 | 2014-06-25 | 四川华信能源集团有限公司 | Methyl ester diesel and production method thereof |
-
2014
- 2014-11-14 CN CN201410641313.5A patent/CN104479765B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101475855A (en) * | 2009-01-13 | 2009-07-08 | 中国林业科学研究院林产化学工业研究所 | Fuel oil based on petrifaction diesel and coarse biodiesel and preparation thereof |
| CN102399599A (en) * | 2010-09-16 | 2012-04-04 | 陈若歆 | Methanol diesel oil manufacturing mode |
| CN101948702A (en) * | 2010-09-30 | 2011-01-19 | 昆明理工大学 | Alcohol-based biological fuel oil for boiler and preparation method thereof |
| CN103642543A (en) * | 2013-12-25 | 2014-03-19 | 济南开发区星火科学技术研究院 | Preparation method of biodiesel composite additive |
| CN103881771A (en) * | 2014-01-28 | 2014-06-25 | 四川华信能源集团有限公司 | Methyl ester diesel and production method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114479967A (en) * | 2022-01-07 | 2022-05-13 | 上海应用技术大学 | Diesel pour point depressant containing allyl phenyl ether and preparation method and application thereof |
Also Published As
| Publication number | Publication date |
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| CN104479765B (en) | 2016-09-14 |
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Effective date of registration: 20181025 Address after: 471002 North Building, Group 5, Panlongzhong Village, Hanghe District, Luoyang City, Henan Province (Ninghai Kitchen Effective Company, Luoyang City) Patentee after: Henan Jing te Biotechnology Co.,Ltd. Address before: 510000 Guangdong science and Technology Industrial Development Zone, Guangzhou, 231 and 233 podium B1B2 Building 1, two, three, four Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20181025 Address after: 510000 Guangdong science and Technology Industrial Development Zone, Guangzhou, 231 and 233 podium B1B2 Building 1, two, three, four Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong Shenzhen Longhua New District big wave street Longsheng community Tenglong road gold rush e-commerce incubation base exhibition hall E commercial block 706 Patentee before: Shenzhen Meliao Technology Transfer Center Co.,Ltd. |
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Granted publication date: 20160914 Termination date: 20191114 |