CS150413B1 - - Google Patents
Info
- Publication number
- CS150413B1 CS150413B1 CS3150A CS315071A CS150413B1 CS 150413 B1 CS150413 B1 CS 150413B1 CS 3150 A CS3150 A CS 3150A CS 315071 A CS315071 A CS 315071A CS 150413 B1 CS150413 B1 CS 150413B1
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
- D06N3/0018—Collagen fibres or collagen on fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0061—Organic fillers or organic fibrous fillers, e.g. ground leather waste, wood bark, cork powder, vegetable flour; Other organic compounding ingredients; Post-treatment with organic compounds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0065—Organic pigments, e.g. dyes, brighteners
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06N3/10—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with styrene-butadiene copolymerisation products or other synthetic rubbers or elastomers except polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0076—Curing, vulcanising, cross-linking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/10—Polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2367/00—Polyesters, e.g. PET, i.e. polyethylene terephthalate
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/904—Artificial leather
-
- 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
- Y10T428/23907—Pile or nap type surface or component
- Y10T428/2395—Nap type surface
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
- Y10T428/24438—Artificial wood or leather grain surface
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Coloring (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Treatment Of Fiber Materials (AREA)
Priority Applications (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS3150A CS150413B1 (da) | 1971-04-30 | 1971-04-30 | |
IE174/72A IE36080B1 (en) | 1971-04-30 | 1972-02-14 | Process for preparing a leather substitute having a nap or nubuck grain |
DE19722207534 DE2207534C3 (de) | 1971-04-30 | 1972-02-17 | Verfahren zur Herstellung von Kunstledern mit vekHir- oder nubukartiger Oberfläche |
SE7201926A SE392303B (sv) | 1971-04-30 | 1972-02-17 | Forfarande for framstellning av konstleder med mockaliknande narvsida |
GB785772A GB1326863A (en) | 1971-04-30 | 1972-02-21 | Process for preparing a leather substitute having a nap or nubuck grain |
BE779922A BE779922A (fr) | 1971-04-30 | 1972-02-28 | Procede de fabrication de cuirs synthetiques dont le cote fleura l'aspect du velours ou du nubuck |
IT67708/72A IT952918B (it) | 1971-04-30 | 1972-03-07 | Procedimento per la fabbricazione di cuoi sintetici con lato granito lavorato ad effetto di velluto o di nubuc |
NL7203271.A NL160349C (nl) | 1971-04-30 | 1972-03-13 | Werkwijze voor het vervaardigen van kunstleer. |
IL38989A IL38989A (en) | 1971-04-30 | 1972-03-15 | Process for manufacture of artificial leathers with nap treatment or nubuck grain treatment |
FR7209873A FR2136039A5 (da) | 1971-04-30 | 1972-03-21 | |
ES401375A ES401375A1 (es) | 1971-04-30 | 1972-03-30 | Procedimiento para fabricar cueros artificiales con el ladodel grano tratado a modo de terciopelo o de ante. |
TR17169A TR17169A (tr) | 1971-04-30 | 1972-04-11 | Tuey muamelesi veya nubuk cilt muamelesine mahsus usul |
CH631572A CH537486A (de) | 1971-04-30 | 1972-04-27 | Verfahren zur Herstellung von Kunstleder mit velour- oder nubukartiger Oberfläche |
US05/393,199 US3979532A (en) | 1971-04-30 | 1973-08-30 | Process for the manufacture of artificial leather and product made thereby |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS3150A CS150413B1 (da) | 1971-04-30 | 1971-04-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CS150413B1 true CS150413B1 (da) | 1973-09-04 |
Family
ID=5370738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS3150A CS150413B1 (da) | 1971-04-30 | 1971-04-30 |
Country Status (13)
Country | Link |
---|---|
US (1) | US3979532A (da) |
BE (1) | BE779922A (da) |
CH (1) | CH537486A (da) |
CS (1) | CS150413B1 (da) |
ES (1) | ES401375A1 (da) |
FR (1) | FR2136039A5 (da) |
GB (1) | GB1326863A (da) |
IE (1) | IE36080B1 (da) |
IL (1) | IL38989A (da) |
IT (1) | IT952918B (da) |
NL (1) | NL160349C (da) |
SE (1) | SE392303B (da) |
TR (1) | TR17169A (da) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS184491B1 (en) * | 1975-08-29 | 1978-08-31 | Eduard Mueck | Ambroz,ludvik,cs |
JPS56377A (en) * | 1979-06-15 | 1981-01-06 | Teijin Ltd | Production of suede like raised fabric |
JPS61284252A (ja) * | 1985-06-12 | 1986-12-15 | 三協化学工業株式会社 | 透気性接着テ−プの製造法 |
JPH0699671B2 (ja) * | 1989-05-10 | 1994-12-07 | 三協化学工業株式会社 | 透気性接着テープの製造法 |
US5981011A (en) | 1992-01-22 | 1999-11-09 | A*Ware Technologies, L.C. | Coated sheet material |
US6054176A (en) * | 1997-07-22 | 2000-04-25 | Chifa Leather Corp. | Process for making PU air permeable nubuck sheets |
US6605332B2 (en) * | 1997-07-29 | 2003-08-12 | 3M Innovative Properties Company | Unitary polymer substrate having napped surface of frayed end microfibers |
US6753369B2 (en) | 2001-10-16 | 2004-06-22 | Buckman Laboratories International, Inc. | Leather waterproofing formulation and leather goods waterproofed therewith |
KR100534525B1 (ko) * | 2002-02-01 | 2005-12-07 | 주식회사 코오롱 | 저신장성 및 유연성이 우수한 인공피혁용 복합시트 |
US10689800B2 (en) | 2013-11-01 | 2020-06-23 | Kuraray Co., Ltd. | Nubuck-leather-like sheet and manufacturing process therefor |
USD794224S1 (en) * | 2015-07-03 | 2017-08-08 | Arktura Llc | Architectural panel |
EP3337923B2 (en) | 2015-09-21 | 2023-01-04 | Modern Meadow, Inc. | Fiber reinforced tissue composites |
EP3205667B1 (en) | 2016-02-15 | 2020-04-29 | Modern Meadow, Inc. | Biofabricated material containing collagen fibrils |
AU2018253595A1 (en) | 2017-11-13 | 2019-05-30 | Modern Meadow, Inc. | Biofabricated leather articles having zonal properties |
CN113286864A (zh) | 2019-01-17 | 2021-08-20 | 现代牧场股份有限公司 | 层状胶原材料及其制备方法 |
USD905973S1 (en) * | 2019-05-20 | 2020-12-29 | Schattdecor Ag | Sheet material |
US20230024832A1 (en) * | 2019-12-09 | 2023-01-26 | Modern Meadow, Inc. | Leather-like material comprising melt-blended collagen and thermoplastic polymer |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1463542A (en) * | 1923-07-31 | Method and apfakal tts for finishing leather | ||
CA668788A (en) * | 1963-08-20 | Sinn Gustav | Process for the production of sheet materials | |
CA703156A (en) * | 1965-02-02 | A. W. Longden Robert | Flexible sheet material | |
US1949384A (en) * | 1933-07-28 | 1934-02-27 | Weyner Meyer | Method of making suede leather having a high polish, and suede leather of this type |
US2273040A (en) * | 1940-09-26 | 1942-02-17 | Du Pont | Chemical process and product |
US2452536A (en) * | 1944-07-25 | 1948-11-02 | Du Pont | Process for impregnating leather with sulfonated polymeric compositions |
GB716178A (en) * | 1948-10-01 | 1954-09-29 | Freudenberg Carl Kg | Improved process for the manufacture of porous flexible sheet material composed of adhesively-bonded fibres |
US2697048A (en) * | 1952-06-11 | 1954-12-14 | Kendall & Co | Flexible leatherlike sheet material |
DE1062206B (de) * | 1952-09-03 | 1959-07-30 | Freudenberg Carl Kg | Verfahren zur Herstellung ungewebter, poroeser Flaechengebilde von textilstoffartigem Charakter |
US2840442A (en) * | 1954-03-01 | 1958-06-24 | Goodrich Co B F | Treatment of cellulosic yarns by rubbery materials, and textiles thereof |
US2795524A (en) * | 1954-11-02 | 1957-06-11 | Du Pont | Process of preparing a compacted nonwoven fibrous web embedded in a copolymer of butadiene and acrylonitrile and product |
US2817574A (en) * | 1955-08-09 | 1957-12-24 | American Felt Co | Impregnated wool felt and method of making same |
US2973284A (en) * | 1957-04-30 | 1961-02-28 | Goodrich Co B F | Leather-like material |
BE577714A (da) * | 1958-04-16 | |||
US3061883A (en) * | 1959-12-07 | 1962-11-06 | Du Pont | Polymers of carboxylic modified copolymers of butadiene-1, 3 hydrocarbons and acrylic nitriles |
NL260969A (da) * | 1960-02-09 | |||
US3101520A (en) * | 1960-04-06 | 1963-08-27 | Johnson & Johnson | Method and apparatus for making brushed nonwoven fabric |
US3138431A (en) * | 1960-04-21 | 1964-06-23 | Us Rubber Co | Dyeable rubber coated fabrics |
GB1014302A (en) * | 1960-11-18 | 1965-12-22 | Minnesota Mining & Mfg | Aqueous emulsions containing polymers |
CH385160A (de) * | 1961-12-09 | 1965-03-15 | Hoechst Ag | Verfahren zum Fixieren von Pigmenten auf Textilmaterialien |
BE638244A (da) * | 1962-11-26 | |||
US3284392A (en) * | 1964-08-28 | 1966-11-08 | Du Pont | Adhesive solution comprising a phenol-formaldehyde resin and a polyurethane elastomer in a solvent mixture of methylene chloride and an aqueous ethyl alcohol solution |
US3476580A (en) * | 1966-10-24 | 1969-11-04 | Burlington Industries Inc | Process for distributing a resin in a fabric |
DE1619275A1 (de) * | 1966-11-25 | 1971-06-03 | Nihon Leather Kogyo K K | Kunstleder |
US3784401A (en) * | 1968-05-20 | 1974-01-08 | Goodrich Co B F | Process for impregnating non-wovens with butadiene carboxyl polymer latices |
US3822143A (en) * | 1968-05-20 | 1974-07-02 | Goodrich Co B F | Impregnating nonwovens with latexes of a butadiene polymer and a carboxyl polymer |
US3578481A (en) * | 1968-06-18 | 1971-05-11 | Du Pont | Suede-like sheet material of styrene/butadiene polymer containing an additive |
GB1314725A (en) * | 1969-04-24 | 1973-04-26 | Freudenberg Carl | Bonded non woven fabrics |
DE1938038A1 (de) * | 1969-07-26 | 1971-01-28 | Bayer Ag | Modifizierte hydrophobe Copolymerisate |
US3702785A (en) * | 1970-09-14 | 1972-11-14 | Goodrich Co B F | Low-temperature curable articles |
DE2122142A1 (de) * | 1971-05-05 | 1972-11-23 | Kalle Ag, 6202 Wiesbaden-Biebrich | Verfahren zum Verfestigen von nicht gewebten, textlien Faserflächengebilden |
US3731411A (en) * | 1971-06-11 | 1973-05-08 | Burlington Industries Inc | Process for producing durable press textiles |
-
1971
- 1971-04-30 CS CS3150A patent/CS150413B1/cs unknown
-
1972
- 1972-02-14 IE IE174/72A patent/IE36080B1/xx unknown
- 1972-02-17 SE SE7201926A patent/SE392303B/xx unknown
- 1972-02-21 GB GB785772A patent/GB1326863A/en not_active Expired
- 1972-02-28 BE BE779922A patent/BE779922A/xx unknown
- 1972-03-07 IT IT67708/72A patent/IT952918B/it active
- 1972-03-13 NL NL7203271.A patent/NL160349C/xx active
- 1972-03-15 IL IL38989A patent/IL38989A/xx unknown
- 1972-03-21 FR FR7209873A patent/FR2136039A5/fr not_active Expired
- 1972-03-30 ES ES401375A patent/ES401375A1/es not_active Expired
- 1972-04-11 TR TR17169A patent/TR17169A/xx unknown
- 1972-04-27 CH CH631572A patent/CH537486A/de not_active IP Right Cessation
-
1973
- 1973-08-30 US US05/393,199 patent/US3979532A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
TR17169A (tr) | 1974-04-25 |
IE36080L (en) | 1972-10-30 |
IL38989A0 (en) | 1972-05-30 |
IT952918B (it) | 1973-07-30 |
SE392303B (sv) | 1977-03-21 |
IE36080B1 (en) | 1976-08-18 |
NL7203271A (da) | 1972-11-01 |
GB1326863A (en) | 1973-08-15 |
NL160349B (nl) | 1979-05-15 |
BE779922A (fr) | 1972-06-16 |
DE2207534A1 (da) | 1972-11-09 |
ES401375A1 (es) | 1975-02-16 |
DE2207534B2 (de) | 1975-05-07 |
IL38989A (en) | 1975-04-25 |
US3979532A (en) | 1976-09-07 |
CH537486A (de) | 1973-05-31 |
NL160349C (nl) | 1979-10-15 |
FR2136039A5 (da) | 1972-12-22 |