FR2313987A1 - Procede d'oleofugeage et d'hydrofugeage et produits pour sa mise en oeuvre - Google Patents
Procede d'oleofugeage et d'hydrofugeage et produits pour sa mise en oeuvreInfo
- Publication number
- FR2313987A1 FR2313987A1 FR7617699A FR7617699A FR2313987A1 FR 2313987 A1 FR2313987 A1 FR 2313987A1 FR 7617699 A FR7617699 A FR 7617699A FR 7617699 A FR7617699 A FR 7617699A FR 2313987 A1 FR2313987 A1 FR 2313987A1
- Authority
- FR
- France
- Prior art keywords
- oleofuge
- implementation
- products
- waterproofing process
- waterproofing
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title 1
- 238000004078 waterproofing Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
- B05D5/083—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface involving the use of fluoropolymers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
- C04B41/49—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes
- C04B41/4905—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
- C04B41/49—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes
- C04B41/4905—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon
- C04B41/4922—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon applied to the substrate as monomers, i.e. as organosilanes RnSiX4-n, e.g. alkyltrialkoxysilane, dialkyldialkoxysilane
- C04B41/4927—Alkali metal or ammonium salts
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
- C04B41/49—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes
- C04B41/4905—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon
- C04B41/495—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon applied to the substrate as oligomers or polymers
- C04B41/4961—Polyorganosiloxanes, i.e. polymers with a Si-O-Si-O-chain; "silicones"
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
- C04B41/49—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes
- C04B41/4905—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon
- C04B41/495—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon applied to the substrate as oligomers or polymers
- C04B41/4961—Polyorganosiloxanes, i.e. polymers with a Si-O-Si-O-chain; "silicones"
- C04B41/4972—Alkali metal or ammonium salts
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/18—Materials not provided for elsewhere for application to surfaces to minimize adherence of ice, mist or water thereto; Thawing or antifreeze materials for application to surfaces
-
- 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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31652—Of asbestos
- Y10T428/31663—As siloxane, silicone or silane
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Combustion & Propulsion (AREA)
- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2526287A DE2526287C2 (de) | 1975-06-12 | 1975-06-12 | Verfahren zum Öl- und Wasserabweisendmachen von offene Porosität aufweisenden Oberflächen normalerweise fester anorganischer Stoffe |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2313987A1 true FR2313987A1 (fr) | 1977-01-07 |
FR2313987B1 FR2313987B1 (fr) | 1978-11-17 |
Family
ID=5948930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7617699A Granted FR2313987A1 (fr) | 1975-06-12 | 1976-06-11 | Procede d'oleofugeage et d'hydrofugeage et produits pour sa mise en oeuvre |
Country Status (10)
Country | Link |
---|---|
US (1) | US4125673A (fr) |
AT (1) | AT368116B (fr) |
BE (1) | BE842843A (fr) |
CH (1) | CH604928A5 (fr) |
DE (1) | DE2526287C2 (fr) |
FR (1) | FR2313987A1 (fr) |
GB (1) | GB1561304A (fr) |
IT (1) | IT1065976B (fr) |
NL (1) | NL7605019A (fr) |
SE (1) | SE7605865L (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2483447A1 (fr) * | 1980-06-03 | 1981-12-04 | Ugine Kuhlmann | Composition et procede pour la protection des materiaux contre les souillures |
FR2505345A1 (fr) * | 1981-05-11 | 1982-11-12 | El Chem Corp | Revetements hydrofuges et refusant l'huile, et procede pour les preparer |
DE3402935A1 (de) * | 1983-01-28 | 1984-08-23 | Atochem, Courbevoie | Mischung und verfahren fuer die oleophobe und hydrophobe behandlung von baumaterialien |
WO1988008018A1 (fr) * | 1987-04-14 | 1988-10-20 | Qmc Industrial Research Limited | Surfaces de degivrage |
EP0561708A2 (fr) * | 1992-03-20 | 1993-09-22 | Minnesota Mining And Manufacturing Company | Agents d'impregnation de maçonnerie à base de silane, oléophobe et hydrophobe, dispersable dans l'eau |
EP0714921A1 (fr) | 1994-11-29 | 1996-06-05 | Elf Atochem S.A. | Copolymères fluorés cationiques pour le traitement oléophobe et hydrophobe des matériaux de construction |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4232087A (en) * | 1978-08-03 | 1980-11-04 | Albany International Corp. | Method of coating organic fibers with polytetrafluoroethylene |
US4210697A (en) * | 1978-09-15 | 1980-07-01 | Pall Corporation | Process for preparing hydrophobic porous fibrous sheet material of high strength and porosity and product |
US4340524A (en) * | 1980-06-30 | 1982-07-20 | Union Carbide Corporation | Water-resistant latex sealants |
US4342796A (en) * | 1980-09-10 | 1982-08-03 | Advanced Chemical Technologies, Inc. | Method for inhibiting corrosion of internal structural members of reinforced concrete |
DE3228660C2 (de) * | 1982-07-31 | 1985-11-14 | Dynamit Nobel Ag, 5210 Troisdorf | Tiefenimprägnierung von Schwerbeton |
DE3302767A1 (de) * | 1983-01-27 | 1984-08-02 | Wacker-Chemie GmbH, 8000 München | Grundierungsmittel und seine verwendung |
JPS61228078A (ja) * | 1985-04-01 | 1986-10-11 | Shin Etsu Chem Co Ltd | 粘着剤用離型性組成物 |
IT1201470B (it) * | 1985-09-24 | 1989-02-02 | Montefluos Spa | Impiego di derivati dei perfluoropolieteri per la protezione dei materiali lapidei dagli agenti atmosferici |
IT1227692B (it) * | 1988-12-19 | 1991-04-23 | Ausimont Srl | Procedimento per la protezione di materiali lapidei, marmo, laterizi e cemento dagli agenti e dagli inquinanti atmosferici |
JP2847749B2 (ja) * | 1989-05-18 | 1999-01-20 | 日産化学工業株式会社 | セメント系硬化物の劣化防止方法 |
US5037873A (en) * | 1989-08-08 | 1991-08-06 | Pcr Group, Inc. | Water-repellent silane emulsions comprising copolymers of acrylic acid and alkyl methacrylates |
WO1992007886A1 (fr) * | 1990-10-30 | 1992-05-14 | Dainippon Ink & Chemicals, Inc. | Dispersion aqueuse de fluororesine particulaire gelifiee, production de cette dispersion et protection de materiaux inorganiques alcalins durcis |
JP2874391B2 (ja) * | 1991-06-05 | 1999-03-24 | 日産自動車株式会社 | 撥水処理ガラスの製造方法 |
DE4201800A1 (de) * | 1992-01-23 | 1993-07-29 | Wacker Chemie Gmbh | Beschichtung von substratoberflaechen |
US5368892A (en) * | 1992-04-10 | 1994-11-29 | Saint-Gobain Vitrage International | Non-wettable glass sheet |
DE4242445A1 (de) * | 1992-12-16 | 1994-06-23 | Wacker Chemie Gmbh | Zusammensetzungen zur Imprägnierung von mineralischen Baustoffen |
DE19610111A1 (de) * | 1996-03-14 | 1997-09-18 | Wacker Chemie Gmbh | Zusammensetzungen für die wasser- und ölabweisende Behandlung saugfähiger Materialien |
DE19634500A1 (de) * | 1996-08-26 | 1998-03-05 | Wacker Chemie Gmbh | Zusammensetzungen für die wasser- und ölabweisende Behandlung saugfähiger Materialien |
DE19644693A1 (de) * | 1996-10-28 | 1998-04-30 | Abb Patent Gmbh | Beschichtung sowie ein Verfahren zu deren Herstellung |
ES2216192T3 (es) * | 1997-07-03 | 2004-10-16 | Ntc-Europe Sa | Utilizacion de metilsilicanatos para favorecer la economia del agua. |
US5851674A (en) * | 1997-07-30 | 1998-12-22 | Minnesota Mining And Manufacturing Company | Antisoiling coatings for antireflective surfaces and methods of preparation |
DE19749642A1 (de) | 1997-11-10 | 1999-05-12 | Basf Ag | Verwendung von wässrigen Zubereitungen, die als filmbildenden Bestandteil ein Copolymer P enthalten |
US6277485B1 (en) | 1998-01-27 | 2001-08-21 | 3M Innovative Properties Company | Antisoiling coatings for antireflective surfaces and methods of preparation |
US7081216B2 (en) * | 2001-02-15 | 2006-07-25 | Arkema Inc. | Foams and coatings |
DE602004032231D1 (de) * | 2004-09-02 | 2011-05-26 | 3M Innovative Properties Co | Verfahren zur Behandlung von porösem Stein, bei dem eine fluorchemische Zusammensetzung verwendet wird |
US20080171155A1 (en) * | 2007-01-11 | 2008-07-17 | Richard Wayne Haupt | Signage Visible Only When Wet |
US20080245012A1 (en) * | 2007-04-05 | 2008-10-09 | Lafarge | Superhydrophobic gypsum boards and process for making same |
US8475844B2 (en) * | 2008-04-16 | 2013-07-02 | Boston Scientific Scimed, Inc. | Fluoropolymer-based medical implant coating compositions |
PL2356084T3 (pl) * | 2008-11-06 | 2015-02-27 | Akzo Nobel Nv | Proszek do hydrofobizacji i jego zastosowanie |
WO2012024095A2 (fr) | 2010-08-20 | 2012-02-23 | Oratel Diagnostics, Llc | Surveillance de cycle œstral par réponse colorée |
DE102016002221A1 (de) | 2016-02-26 | 2017-08-31 | Brillux Gmbh & Co. Kg | Dispersionsfarbe |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3032431A (en) * | 1960-01-12 | 1962-05-01 | Minerals & Chem Philipp Corp | Kaolin clay coated with salt of polymerizable acid |
FR1364979A (fr) * | 1962-09-12 | 1964-06-26 | Dow Corning | Procédé de traitement de la maçonnerie |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2574168A (en) * | 1950-01-19 | 1951-11-06 | Walter Wurdack | Method of coating porous masonry to render it water repellent |
US3385812A (en) * | 1965-06-25 | 1968-05-28 | Du Pont | Finishing composition comprising a fluorochemical and a polyorganosiloxane |
DE2029446C3 (de) * | 1970-06-15 | 1979-06-28 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zum Imprägnieren von Mauerwerk, Beton und Fassadenaußenputz |
US3849357A (en) * | 1971-06-04 | 1974-11-19 | Stauffer Chemical Co | Pigmented masonry water repellent composition containing alkyltrialkoxy silane-alkyl orthosilicate reaction product silicone resin |
DE2336124C3 (de) * | 1973-07-16 | 1978-09-21 | Wacker-Chemie Gmbh, 8000 Muenchen | Stabile, wäßrige Lösungen von Alkalialkyl- und/oder -phenylsiliconaten zur wasserabweisenden Imprägnierung von Baustoffen |
-
1975
- 1975-06-12 DE DE2526287A patent/DE2526287C2/de not_active Expired
-
1976
- 1976-05-11 NL NL7605019A patent/NL7605019A/xx not_active Application Discontinuation
- 1976-05-19 GB GB20654/76A patent/GB1561304A/en not_active Expired
- 1976-05-24 SE SE7605865A patent/SE7605865L/xx not_active Application Discontinuation
- 1976-05-27 US US05/690,682 patent/US4125673A/en not_active Expired - Lifetime
- 1976-06-10 IT IT49878/76A patent/IT1065976B/it active
- 1976-06-11 BE BE167830A patent/BE842843A/fr not_active IP Right Cessation
- 1976-06-11 CH CH745576A patent/CH604928A5/xx not_active IP Right Cessation
- 1976-06-11 AT AT0429076A patent/AT368116B/de not_active IP Right Cessation
- 1976-06-11 FR FR7617699A patent/FR2313987A1/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3032431A (en) * | 1960-01-12 | 1962-05-01 | Minerals & Chem Philipp Corp | Kaolin clay coated with salt of polymerizable acid |
FR1364979A (fr) * | 1962-09-12 | 1964-06-26 | Dow Corning | Procédé de traitement de la maçonnerie |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2483447A1 (fr) * | 1980-06-03 | 1981-12-04 | Ugine Kuhlmann | Composition et procede pour la protection des materiaux contre les souillures |
US4366300A (en) * | 1980-06-03 | 1982-12-28 | Pcuk - Produits Chimiques Ugine Kuhlmann | Composition and process for the protection of materials against spots or stains |
FR2505345A1 (fr) * | 1981-05-11 | 1982-11-12 | El Chem Corp | Revetements hydrofuges et refusant l'huile, et procede pour les preparer |
DE3402935A1 (de) * | 1983-01-28 | 1984-08-23 | Atochem, Courbevoie | Mischung und verfahren fuer die oleophobe und hydrophobe behandlung von baumaterialien |
WO1988008018A1 (fr) * | 1987-04-14 | 1988-10-20 | Qmc Industrial Research Limited | Surfaces de degivrage |
GB2224030A (en) * | 1987-04-14 | 1990-04-25 | Qmc Ind Res | Ice release surfaces |
GB2224030B (en) * | 1987-04-14 | 1991-01-23 | Qmc Ind Res | Ice release surfaces |
EP0561708A2 (fr) * | 1992-03-20 | 1993-09-22 | Minnesota Mining And Manufacturing Company | Agents d'impregnation de maçonnerie à base de silane, oléophobe et hydrophobe, dispersable dans l'eau |
EP0561708A3 (fr) * | 1992-03-20 | 1993-11-03 | Minnesota Mining And Manufacturing Company | Agents d'impregnation de maçonnerie à base de silane, oléophobe et hydrophobe, dispersable dans l'eau |
US5527931A (en) * | 1992-03-20 | 1996-06-18 | Minnesota Mining And Manufacturing Company | Aqueous dispersable oil and water repellent silane masonry penetrants |
EP0714921A1 (fr) | 1994-11-29 | 1996-06-05 | Elf Atochem S.A. | Copolymères fluorés cationiques pour le traitement oléophobe et hydrophobe des matériaux de construction |
Also Published As
Publication number | Publication date |
---|---|
AT368116B (de) | 1982-09-10 |
ATA429076A (de) | 1982-01-15 |
FR2313987B1 (fr) | 1978-11-17 |
BE842843A (fr) | 1976-12-13 |
CH604928A5 (fr) | 1978-09-15 |
NL7605019A (nl) | 1976-12-14 |
DE2526287C2 (de) | 1982-09-30 |
SE7605865L (sv) | 1976-11-13 |
US4125673A (en) | 1978-11-14 |
GB1561304A (en) | 1980-02-20 |
IT1065976B (it) | 1985-03-04 |
DE2526287A1 (de) | 1976-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |