DE1492643B2 - Verfahren zur herstellung einer essbaren kollagenhuelle - Google Patents
Verfahren zur herstellung einer essbaren kollagenhuelleInfo
- Publication number
- DE1492643B2 DE1492643B2 DE19651492643 DE1492643A DE1492643B2 DE 1492643 B2 DE1492643 B2 DE 1492643B2 DE 19651492643 DE19651492643 DE 19651492643 DE 1492643 A DE1492643 A DE 1492643A DE 1492643 B2 DE1492643 B2 DE 1492643B2
- Authority
- DE
- Germany
- Prior art keywords
- solution
- casing
- hours
- skin
- washed
- 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
- 102000008186 Collagen Human genes 0.000 title claims description 33
- 108010035532 Collagen Proteins 0.000 title claims description 33
- 229920001436 collagen Polymers 0.000 title claims description 33
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000000243 solution Substances 0.000 claims description 82
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 26
- 239000004365 Protease Substances 0.000 claims description 25
- 239000007864 aqueous solution Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 20
- 230000015271 coagulation Effects 0.000 claims description 16
- 238000005345 coagulation Methods 0.000 claims description 16
- 108090000270 Ficain Proteins 0.000 claims description 15
- 238000005406 washing Methods 0.000 claims description 15
- 239000004310 lactic acid Substances 0.000 claims description 13
- 235000014655 lactic acid Nutrition 0.000 claims description 13
- 239000003929 acidic solution Substances 0.000 claims description 12
- 108090000526 Papain Proteins 0.000 claims description 11
- 229940055729 papain Drugs 0.000 claims description 11
- 235000019834 papain Nutrition 0.000 claims description 11
- 108090000284 Pepsin A Proteins 0.000 claims description 10
- 102000057297 Pepsin A Human genes 0.000 claims description 10
- 108010019160 Pancreatin Proteins 0.000 claims description 9
- 229940055695 pancreatin Drugs 0.000 claims description 9
- 229940111202 pepsin Drugs 0.000 claims description 9
- 102000004142 Trypsin Human genes 0.000 claims description 8
- 108090000631 Trypsin Proteins 0.000 claims description 8
- 230000029087 digestion Effects 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 239000012588 trypsin Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 5
- 102000035195 Peptidases Human genes 0.000 claims description 3
- 108091005804 Peptidases Proteins 0.000 claims description 3
- 229960001322 trypsin Drugs 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 1
- UEUXEKPTXMALOB-UHFFFAOYSA-J tetrasodium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O UEUXEKPTXMALOB-UHFFFAOYSA-J 0.000 claims 1
- 102000004190 Enzymes Human genes 0.000 description 53
- 108090000790 Enzymes Proteins 0.000 description 53
- 229940088598 enzyme Drugs 0.000 description 53
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 34
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 30
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 29
- 235000011130 ammonium sulphate Nutrition 0.000 description 29
- 239000011257 shell material Substances 0.000 description 27
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 23
- 229940037003 alum Drugs 0.000 description 21
- 239000007787 solid Substances 0.000 description 20
- 239000000203 mixture Substances 0.000 description 17
- 235000013580 sausages Nutrition 0.000 description 16
- 238000011049 filling Methods 0.000 description 15
- 229920003043 Cellulose fiber Polymers 0.000 description 14
- 235000019836 ficin Nutrition 0.000 description 14
- POTUGHMKJGOKRI-UHFFFAOYSA-N ficin Chemical compound FI=CI=N POTUGHMKJGOKRI-UHFFFAOYSA-N 0.000 description 14
- 239000007788 liquid Substances 0.000 description 14
- 238000001125 extrusion Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 12
- 238000010411 cooking Methods 0.000 description 11
- 235000011187 glycerol Nutrition 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 10
- 238000004321 preservation Methods 0.000 description 10
- 230000002829 reductive effect Effects 0.000 description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 8
- 235000013372 meat Nutrition 0.000 description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 7
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 7
- 239000000908 ammonium hydroxide Substances 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 7
- 229920002472 Starch Polymers 0.000 description 6
- 239000001768 carboxy methyl cellulose Substances 0.000 description 6
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 6
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 6
- 210000000936 intestine Anatomy 0.000 description 6
- 239000008107 starch Substances 0.000 description 6
- 235000019698 starch Nutrition 0.000 description 6
- 206010013786 Dry skin Diseases 0.000 description 5
- 230000037336 dry skin Effects 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 239000000945 filler Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 229960000583 acetic acid Drugs 0.000 description 4
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 239000011121 hardwood Substances 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 3
- 241001494479 Pecora Species 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 235000015277 pork Nutrition 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000012362 glacial acetic acid Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical compound CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 1
- BDDLHHRCDSJVKV-UHFFFAOYSA-N 7028-40-2 Chemical compound CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O BDDLHHRCDSJVKV-UHFFFAOYSA-N 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- 108010004032 Bromelains Proteins 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical class [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- YTRPTVLTUWVLKO-ZDUSSCGKSA-N Ficine Natural products CN1CCC[C@H]1C1=C(O)C=C(O)C2=C1OC(C=1C=CC=CC=1)=CC2=O YTRPTVLTUWVLKO-ZDUSSCGKSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 241000282898 Sus scrofa Species 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000008366 buffered solution Substances 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 description 1
- 235000018417 cysteine Nutrition 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000008121 dextrose Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- YTRPTVLTUWVLKO-UHFFFAOYSA-N ficine Chemical compound CN1CCCC1C1=C(O)C=C(O)C2=C1OC(C=1C=CC=CC=1)=CC2=O YTRPTVLTUWVLKO-UHFFFAOYSA-N 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003906 humectant Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002797 proteolythic effect Effects 0.000 description 1
- 229940024999 proteolytic enzymes for treatment of wounds and ulcers Drugs 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C13/0013—Chemical composition of synthetic sausage casings
- A22C13/0016—Chemical composition of synthetic sausage casings based on proteins, e.g. collagen
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C13/0003—Apparatus for making sausage casings, e.g. simultaneously with stuffing artificial casings
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C13/0003—Apparatus for making sausage casings, e.g. simultaneously with stuffing artificial casings
- A22C13/0006—Apparatus for making artificial collagen casings
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23J—PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
- A23J1/00—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites
- A23J1/10—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from hair, feathers, horn, skins, leather, bones, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Biochemistry (AREA)
- Polymers & Plastics (AREA)
- Meat, Egg Or Seafood Products (AREA)
- Processing Of Meat And Fish (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US395503A US3235641A (en) | 1964-09-10 | 1964-09-10 | Method of producing a collagen casing |
| US39582864A | 1964-09-11 | 1964-09-11 | |
| US464112A US3373046A (en) | 1964-09-11 | 1965-06-15 | Process for the manufacture of collagen casings from limed hides |
| AU6497/66A AU416821B1 (en) | 1964-09-10 | 1966-06-02 | Collagen products and a method of production thereof |
| FR65103 | 1966-06-10 | ||
| CH847666A CH458970A (de) | 1964-09-10 | 1966-06-13 | Verfahren zur Herstellung schlauchförmiger Kollagenhüllen |
| NL6608199A NL6608199A (enrdf_load_stackoverflow) | 1964-09-10 | 1966-06-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1492643A1 DE1492643A1 (de) | 1969-10-02 |
| DE1492643B2 true DE1492643B2 (de) | 1973-07-19 |
Family
ID=27560475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19651492643 Pending DE1492643B2 (de) | 1964-09-10 | 1965-09-01 | Verfahren zur herstellung einer essbaren kollagenhuelle |
Country Status (6)
| Country | Link |
|---|---|
| AU (1) | AU416821B1 (enrdf_load_stackoverflow) |
| CH (1) | CH458970A (enrdf_load_stackoverflow) |
| DE (1) | DE1492643B2 (enrdf_load_stackoverflow) |
| FR (1) | FR1500852A (enrdf_load_stackoverflow) |
| GB (1) | GB1110503A (enrdf_load_stackoverflow) |
| NL (1) | NL6608199A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1962331C3 (de) * | 1969-12-12 | 1978-11-02 | Fa. Carl Freudenberg, 6940 Weinheim | Wundauflagematerial |
| DE2705671C3 (de) * | 1977-02-11 | 1982-02-25 | Fa. Carl Freudenberg, 6940 Weinheim | Verfahren zum Aufarbeiten von Hautabfällen |
| ES2001839T3 (es) * | 1986-04-18 | 1992-04-16 | Naturin Gmbh & Co | Lamina comestible a base de colageno. |
| DE19628232A1 (de) * | 1996-07-15 | 1998-01-22 | Kalle Nalo Gmbh | Cellulosehydrat-Formkörper mit enzymatisch modifizierter Oberfläche |
| JP2005526486A (ja) * | 2001-11-14 | 2005-09-08 | ナショナル スターチ アンド ケミカル インベストメント ホールディング コーポレイション | 澱粉と可食植物性材料から成る押出ソーセージのコーティングを生成するためのゲル |
| CN109275689B (zh) * | 2017-07-20 | 2023-09-29 | 维斯克凡科技（苏州）有限公司 | 获得咬起来嫩的人造胶原肠衣的方法及通过所述方法获得的肠衣 |
-
0
- FR FR1500852D patent/FR1500852A/fr not_active Expired
-
1965
- 1965-09-01 DE DE19651492643 patent/DE1492643B2/de active Pending
- 1965-09-07 GB GB38217/65A patent/GB1110503A/en not_active Expired
-
1966
- 1966-06-02 AU AU6497/66A patent/AU416821B1/en not_active Expired
- 1966-06-13 CH CH847666A patent/CH458970A/de unknown
- 1966-06-14 NL NL6608199A patent/NL6608199A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1492643A1 (de) | 1969-10-02 |
| NL6608199A (enrdf_load_stackoverflow) | 1967-12-15 |
| FR1500852A (enrdf_load_stackoverflow) | 1968-01-24 |
| GB1110503A (en) | 1968-04-18 |
| AU416821B1 (en) | 1971-08-30 |
| CH458970A (de) | 1968-06-30 |
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