BG32844A3 - Method for obtaining of stable and with variable porosity microcapsules as suspensions or powders - Google Patents
Method for obtaining of stable and with variable porosity microcapsules as suspensions or powdersInfo
- Publication number
- BG32844A3 BG32844A3 BG048945A BG4894580A BG32844A3 BG 32844 A3 BG32844 A3 BG 32844A3 BG 048945 A BG048945 A BG 048945A BG 4894580 A BG4894580 A BG 4894580A BG 32844 A3 BG32844 A3 BG 32844A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- microcapsules
- weight
- emulsion
- water
- oil
- Prior art date
Links
- 239000003094 microcapsule Substances 0.000 title abstract 6
- 239000000843 powder Substances 0.000 title abstract 4
- 239000000725 suspension Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 239000000839 emulsion Substances 0.000 abstract 3
- 229920000896 Ethulose Polymers 0.000 abstract 2
- 239000001859 Ethyl hydroxyethyl cellulose Substances 0.000 abstract 2
- 239000013543 active substance Substances 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 238000005354 coacervation Methods 0.000 abstract 2
- 235000019326 ethyl hydroxyethyl cellulose Nutrition 0.000 abstract 2
- 238000002955 isolation Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 241000220479 Acacia Species 0.000 abstract 1
- 108010010803 Gelatin Proteins 0.000 abstract 1
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 abstract 1
- 235000010643 Leucaena leucocephala Nutrition 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 239000003431 cross linking reagent Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000003995 emulsifying agent Substances 0.000 abstract 1
- 229920000159 gelatin Polymers 0.000 abstract 1
- 239000008273 gelatin Substances 0.000 abstract 1
- 235000019322 gelatine Nutrition 0.000 abstract 1
- 235000011852 gelatine desserts Nutrition 0.000 abstract 1
- 239000004533 oil dispersion Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 235000018553 tannin Nutrition 0.000 abstract 1
- 229920001864 tannin Polymers 0.000 abstract 1
- 239000001648 tannin Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
- C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
- C12N11/04—Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/26—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
- A01N25/28—Microcapsules or nanocapsules
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
- A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
- A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
- A61K9/5047—Cellulose ethers containing no ester groups, e.g. hydroxypropyl methylcellulose
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
- A61K9/5052—Proteins, e.g. albumin
- A61K9/5057—Gelatin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N2710/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA dsDNA viruses
- C12N2710/00011—Details
- C12N2710/14011—Baculoviridae
- C12N2710/14051—Methods of production or purification of viral material
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2984—Microcapsule with fluid core [includes liposome]
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Genetics & Genomics (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pest Control & Pesticides (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Agronomy & Crop Science (AREA)
- General Engineering & Computer Science (AREA)
- Plant Pathology (AREA)
- Toxicology (AREA)
- Dentistry (AREA)
- Environmental Sciences (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Medicinal Preparation (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7921743A FR2464093A1 (fr) | 1979-08-30 | 1979-08-30 | Procede de preparation de suspensions ou de poudres stables de microcapsules stables et d'une porosite variable et les produits ainsi obtenus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG32844A3 true BG32844A3 (en) | 1982-10-15 |
Family
ID=9229205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG048945A BG32844A3 (en) | 1979-08-30 | 1980-08-28 | Method for obtaining of stable and with variable porosity microcapsules as suspensions or powders |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US4376113A (it) |
| EP (1) | EP0025379B1 (it) |
| JP (1) | JPS5637042A (it) |
| BE (1) | BE884992A (it) |
| BG (1) | BG32844A3 (it) |
| BR (1) | BR8005502A (it) |
| CA (1) | CA1156519A (it) |
| CH (1) | CH653915A5 (it) |
| DE (1) | DE3032616A1 (it) |
| EG (1) | EG15288A (it) |
| ES (1) | ES494487A0 (it) |
| FR (1) | FR2464093A1 (it) |
| GB (1) | GB2057389B (it) |
| GR (1) | GR69948B (it) |
| IL (1) | IL60864A (it) |
| IT (1) | IT1146191B (it) |
| MX (1) | MX7014E (it) |
| NL (1) | NL8004944A (it) |
| OA (1) | OA06595A (it) |
| SU (1) | SU1655294A3 (it) |
| TR (1) | TR21880A (it) |
| ZA (1) | ZA805240B (it) |
Families Citing this family (52)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3016189A1 (de) * | 1980-04-26 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | Lagerbestaendige, pflanzenbehandlungsmittel enthaltende mikrokapsel-suspensionen, verfahren zu deren herstellung und deren verwendung |
| DE3016170A1 (de) * | 1980-04-26 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | Mikrokapseln mit definierter oeffnungstemperatur, verfahren zu deren herstellung sowie deren verwendung |
| FR2501229A1 (fr) * | 1981-03-06 | 1982-09-10 | Rhone Poulenc Ind | Procede d'inclusion de micro-organismes du groupe des mycorhizes et des actinorhizes |
| FR2519022A1 (fr) * | 1981-12-29 | 1983-07-01 | Rhone Poulenc Sa | Preparation d'inoculums a longue viabilite et resistance a la temperature amelioree et produits ainsi obtenus |
| FR2527438B1 (fr) * | 1982-05-26 | 1985-08-09 | Centre Nat Rech Scient | Microcapsules a paroi constituee par des polyholosides reticules et leur procede de preparation |
| US4886664A (en) * | 1982-06-18 | 1989-12-12 | Rhone-Poulenc, S.A. | Low-water-activity inocula for biological control |
| US5283060A (en) * | 1982-09-29 | 1994-02-01 | Shieh Tsuong R | Bacillus-containing pesticide granules |
| US4561981A (en) * | 1984-01-27 | 1985-12-31 | Characklis William G | Treatment of fouling with microcapsules |
| US4668666A (en) * | 1984-12-05 | 1987-05-26 | Adams Veterinary Research Laboratories | Long-acting pyrethrum/pyrethroid based pesticides with silicone stabilizers |
| FR2608456B1 (fr) * | 1986-12-18 | 1993-06-18 | Mero Rousselot Satia | Microcapsules a base de gelatine et de polysaccharides et leur procede d'obtention |
| JPS6418439A (en) * | 1987-07-14 | 1989-01-23 | Nippon Oils & Fats Co Ltd | Powdery fat coated with crosslinked coating and its manufacture |
| FR2647363B1 (fr) * | 1989-05-25 | 1994-01-14 | Roussel Uclaf | Procede de micro encapsulation de produit phytosanitaire par copolymerisation interfaciale et produits obtenus |
| ZA907737B (en) * | 1989-09-29 | 1991-07-31 | Nisshin Oil Mills Ltd | Stable immunogen composition for oral administration |
| US5266335A (en) * | 1990-05-04 | 1993-11-30 | Warner-Lambert Company | Microencapsulated flavoring agents and methods for preparing same |
| ES2062739T3 (es) * | 1990-05-04 | 1994-12-16 | Warner Lambert Co | Agentes aromatizantes microencapsulados y metodos para preparar los mismos. |
| US5123981A (en) * | 1990-06-14 | 1992-06-23 | Atlas Powder Company | Coated solid additives for explosives |
| US5120375A (en) * | 1990-06-14 | 1992-06-09 | Atlas Powder Company | Explosive with-coated solid additives |
| US5034071A (en) * | 1990-06-14 | 1991-07-23 | Atlas Powder Company | Prill for emulsion explosives |
| CA2031313C (en) * | 1990-12-03 | 2000-09-05 | Barry R. Pittendrigh | Method of mosquito control |
| FR2677849B1 (fr) * | 1991-06-20 | 1995-06-16 | Francais Prod Ind Cfpi | Poudres mouillables phytopharmaceutiques et leur procede de preparation. |
| US5292533A (en) * | 1992-03-27 | 1994-03-08 | Micro Flo Co. | Controlled release microcapsules |
| DE4310076A1 (de) * | 1993-03-27 | 1994-09-29 | Boehringer Ingelheim Kg | Neue Suspensionsformulierungen |
| US5552149A (en) * | 1993-10-12 | 1996-09-03 | Lignotech Usa, Inc. | Method for microencapsulation of agriculturally active substances |
| FR2718059B1 (fr) | 1994-03-31 | 1996-06-28 | Copigraph | Procédé de production de microcapsules à fort taux d'extrait sec contenant un liquide hydrophobe, microcapsules obtenues par ledit procédé et procédé d'obtention d'un papier sensible à la pression à l'aide de ces microcapsules. |
| WO1996026719A1 (en) * | 1995-03-02 | 1996-09-06 | Takeda Chemical Industries, Ltd. | A prolonged release composition, use and production thereof |
| WO2000004876A2 (en) * | 1998-07-23 | 2000-02-03 | Johns Hopkins University School Of Medicine | Controlled release of bioactive substances |
| US6916490B1 (en) | 1998-07-23 | 2005-07-12 | UAB Research Center | Controlled release of bioactive substances |
| US6506397B1 (en) * | 1999-02-19 | 2003-01-14 | Curt Thies | Pest controlling |
| US6562361B2 (en) | 2001-05-02 | 2003-05-13 | 3M Innovative Properties Company | Pheromone immobilized in stable hydrogel microbeads |
| US6998113B1 (en) | 2005-01-31 | 2006-02-14 | Aquea Scientific Corporation | Bodywashes containing additives |
| US7037513B1 (en) | 2005-01-31 | 2006-05-02 | Aquea Scientific Corporation | Bodywash additives |
| US7025952B1 (en) | 2005-01-31 | 2006-04-11 | Aquea Scientific Corporation | Methods of preparation and use of bodywashes containing additives |
| JP4794120B2 (ja) * | 2003-08-20 | 2011-10-19 | 住化エンビロサイエンス株式会社 | マイクロカプセル化組成物 |
| DE102004013977A1 (de) * | 2004-03-19 | 2005-10-06 | Cavis Microcaps Gmbh | Technischer Prozess sowie Anlage zur Herstellung von Koazervatkapseln |
| US7001592B1 (en) | 2005-01-31 | 2006-02-21 | Aquea Scientific Corporation | Sunscreen compositions and methods of use |
| WO2007117041A1 (ja) * | 2006-04-10 | 2007-10-18 | Nippon Oil Corporation | 連続乳化方法およびそのための乳化装置 |
| CN101516357A (zh) | 2006-09-22 | 2009-08-26 | 米维塔尔股份公司 | 包含阿拉伯胶的乳剂 |
| US20100086651A1 (en) * | 2007-05-21 | 2010-04-08 | Dardelle Gregory | Large coacervated capsules |
| WO2013026657A1 (en) * | 2011-08-24 | 2013-02-28 | Unilever Plc | Benefit agent delivery particles comprising non-ionic polysaccharides |
| US10322301B2 (en) | 2012-11-06 | 2019-06-18 | CoLabs International Corporation | Compositions containing a cellulose derived capsule with a sunscreen active agent |
| US11491088B2 (en) | 2012-11-06 | 2022-11-08 | CoLabs International Corporation | Compositions containing a capsule with a moisturizing agent |
| US11690793B2 (en) | 2012-11-06 | 2023-07-04 | Colabs Int'l Corp. | Composition containing a cellulose derived capsule with a sunscreen |
| US11707421B2 (en) | 2012-11-06 | 2023-07-25 | Colabs Int'l Corp. | Compositions containing a flexible derived capsule with an active agent |
| US9456966B2 (en) | 2012-11-06 | 2016-10-04 | CoLabs International Corporation | Composition containing a cellulose derived capsule with a sunscreen |
| US11724134B2 (en) | 2012-11-06 | 2023-08-15 | CoLabs International Corporation | Compositions containing a cellulose derived capsule with a sunscreen active agent |
| EP2865372B1 (de) * | 2013-10-22 | 2020-07-22 | Symrise AG | Wirkstoffkapseln |
| WO2016186198A1 (ja) | 2015-05-20 | 2016-11-24 | 石原産業株式会社 | マイクロカプセル懸濁液 |
| WO2019138345A2 (en) * | 2018-01-09 | 2019-07-18 | Servin Lauren | Fast-absorbing cosmetic oil through acacia or other tree gum diffusion process |
| CN108477149A (zh) * | 2018-02-06 | 2018-09-04 | 浦江县欧立生物技术有限公司 | 一种植物杀菌用的悬乳剂的制备方法 |
| AU2019291885A1 (en) | 2018-06-27 | 2021-02-04 | CoLabs International Corporation | Compositions comprising silicon dioxide-based particles including one or more agents |
| CN109938019A (zh) * | 2019-03-14 | 2019-06-28 | 同济大学 | 一种单凝聚法制备天然除虫菊酯微胶囊的方法 |
| CN112889816A (zh) * | 2021-01-07 | 2021-06-04 | 仲恺农业工程学院 | 一种昆虫病毒和性信息素微胶囊及其制备方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US28779A (en) * | 1860-06-19 | Improved polish for furniture | ||
| GB931148A (it) * | 1900-01-01 | |||
| GB929405A (en) * | 1958-12-22 | 1963-06-19 | Upjohn Co | Processes for the encapsulation of particles |
| US3415758A (en) * | 1960-03-09 | 1968-12-10 | Ncr Co | Process of forming minute capsules en masse |
| DE1249823B (it) * | 1964-01-15 | 1967-09-14 | ||
| US3565559A (en) * | 1968-03-11 | 1971-02-23 | Sumitomo Chemical Co | Process for making microcapsules |
| USRE28779E (en) * | 1968-08-03 | 1976-04-20 | Fuji Photo Film Co., Ltd. | Oil-containing microcapsules and method for their production |
| DK129561B (da) * | 1968-08-03 | 1974-10-28 | Fuji Photo Film Co Ltd | Fremgangsmåde til fremstilling af olieholdige mikrokapsler. |
| US3549555A (en) * | 1968-10-08 | 1970-12-22 | Ncr Co | Encapsulation of lipophilic liquid-in-hydrophilic liquid emulsions |
| US3567650A (en) * | 1969-02-14 | 1971-03-02 | Ncr Co | Method of making microscopic capsules |
| US3576760A (en) * | 1969-06-13 | 1971-04-27 | Nat Patent Dev Corp | Water soluble entrapping |
| JPS4866579A (it) * | 1971-12-15 | 1973-09-12 | ||
| JPS5210427B2 (it) * | 1972-07-19 | 1977-03-24 | ||
| US4082688A (en) * | 1972-12-14 | 1978-04-04 | Ncr Corporation | Process for producing microcapsules |
| JPS5245210B2 (it) * | 1973-07-28 | 1977-11-14 | ||
| US4056610A (en) * | 1975-04-09 | 1977-11-01 | Minnesota Mining And Manufacturing Company | Microcapsule insecticide composition |
| JPS5219180A (en) * | 1975-08-07 | 1977-02-14 | Oji Paper Co Ltd | Process for production of micro capsules containing oily liquid |
-
1979
- 1979-08-30 FR FR7921743A patent/FR2464093A1/fr active Granted
-
1980
- 1980-08-08 OA OA57191A patent/OA06595A/xx unknown
- 1980-08-19 IL IL60864A patent/IL60864A/xx not_active IP Right Cessation
- 1980-08-22 EP EP80401205A patent/EP0025379B1/fr not_active Expired
- 1980-08-22 MX MX808985U patent/MX7014E/es unknown
- 1980-08-25 ZA ZA00805240A patent/ZA805240B/xx unknown
- 1980-08-25 ES ES494487A patent/ES494487A0/es active Granted
- 1980-08-26 US US06/181,359 patent/US4376113A/en not_active Expired - Lifetime
- 1980-08-27 EG EG527/80A patent/EG15288A/xx active
- 1980-08-28 BG BG048945A patent/BG32844A3/xx unknown
- 1980-08-28 GR GR62764A patent/GR69948B/el unknown
- 1980-08-29 TR TR21880A patent/TR21880A/xx unknown
- 1980-08-29 BR BR8005502A patent/BR8005502A/pt not_active IP Right Cessation
- 1980-08-29 SU SU802969269A patent/SU1655294A3/ru active
- 1980-08-29 JP JP11853280A patent/JPS5637042A/ja active Granted
- 1980-08-29 CA CA000359293A patent/CA1156519A/fr not_active Expired
- 1980-08-29 CH CH6542/80A patent/CH653915A5/fr not_active IP Right Cessation
- 1980-08-29 DE DE19803032616 patent/DE3032616A1/de active Granted
- 1980-08-29 NL NL8004944A patent/NL8004944A/nl not_active Application Discontinuation
- 1980-08-29 BE BE0/201919A patent/BE884992A/fr not_active IP Right Cessation
- 1980-08-29 IT IT49572/80A patent/IT1146191B/it active
- 1980-09-01 GB GB8028187A patent/GB2057389B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1146191B (it) | 1986-11-12 |
| EP0025379A2 (fr) | 1981-03-18 |
| MX7014E (es) | 1987-02-04 |
| NL8004944A (nl) | 1981-03-03 |
| IL60864A (en) | 1984-02-29 |
| IT8049572A0 (it) | 1980-08-29 |
| CH653915A5 (fr) | 1986-01-31 |
| EP0025379A3 (en) | 1981-09-02 |
| FR2464093A1 (fr) | 1981-03-06 |
| ES8103665A1 (es) | 1981-03-16 |
| JPS5637042A (en) | 1981-04-10 |
| TR21880A (tr) | 1985-10-03 |
| JPH0310372B2 (it) | 1991-02-13 |
| BE884992A (fr) | 1981-03-02 |
| CA1156519A (fr) | 1983-11-08 |
| GB2057389A (en) | 1981-04-01 |
| ZA805240B (en) | 1981-09-30 |
| GB2057389B (en) | 1983-06-22 |
| US4376113A (en) | 1983-03-08 |
| GR69948B (it) | 1982-07-22 |
| EP0025379B1 (fr) | 1984-06-27 |
| SU1655294A3 (ru) | 1991-06-07 |
| BR8005502A (pt) | 1981-03-10 |
| OA06595A (fr) | 1981-08-31 |
| DE3032616A1 (de) | 1981-03-12 |
| FR2464093B1 (it) | 1983-02-18 |
| EG15288A (en) | 1986-09-30 |
| ES494487A0 (es) | 1981-03-16 |
| DE3032616C2 (it) | 1989-06-08 |
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