MX154391A - Mejoras a sistema de union de tubos termoplasticos por medio de una resistencia fundible - Google Patents
Mejoras a sistema de union de tubos termoplasticos por medio de una resistencia fundibleInfo
- Publication number
- MX154391A MX154391A MX196407A MX19640783A MX154391A MX 154391 A MX154391 A MX 154391A MX 196407 A MX196407 A MX 196407A MX 19640783 A MX19640783 A MX 19640783A MX 154391 A MX154391 A MX 154391A
- Authority
- MX
- Mexico
- Prior art keywords
- fundible
- resistance
- joining system
- thermoplastic tube
- tube joining
- Prior art date
Links
- 229920001169 thermoplastic Polymers 0.000 title 1
- 239000004416 thermosoftening plastic Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/58—Heating hoses; Heating collars
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
- B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
- B29C65/3432—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding comprising several wires, e.g. in the form of several independent windings
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
- B29C65/3464—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint characterised by the cross-section of said heated elements which remain in the joint or by the cross-section of their coating, e.g. being triangular
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3472—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
- B29C65/3476—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
- B29C65/348—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic with a polymer coating
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt joint-segment
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
- B29C66/828—Other pressure application arrangements
- B29C66/8286—Hand placed clamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/02—Welded joints; Adhesive joints
- F16L47/03—Welded joints with an electrical resistance incorporated in the joint
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3468—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Resistance Heating (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/353,158 US4436988A (en) | 1982-03-01 | 1982-03-01 | Spiral bifilar welding sleeve |
Publications (1)
Publication Number | Publication Date |
---|---|
MX154391A true MX154391A (es) | 1987-08-07 |
Family
ID=23387996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX196407A MX154391A (es) | 1982-03-01 | 1983-02-28 | Mejoras a sistema de union de tubos termoplasticos por medio de una resistencia fundible |
Country Status (7)
Country | Link |
---|---|
US (1) | US4436988A (es) |
AU (1) | AU564599B2 (es) |
CA (1) | CA1193641A (es) |
DE (1) | DE3307161A1 (es) |
FR (1) | FR2522457B1 (es) |
IT (1) | IT1163122B (es) |
MX (1) | MX154391A (es) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4508368A (en) * | 1982-03-01 | 1985-04-02 | R & G Sloane Mfg. Co., Inc. | Plastic pipe joint |
US4586624A (en) * | 1984-08-07 | 1986-05-06 | Bondico, Inc. | Method and device for heat sealing thermoplastics materials |
EP0171450A1 (de) * | 1984-08-14 | 1986-02-19 | Österreichische Salen-Kunststoffwerk Gesellschaft m.b.H. | Rohrverbindung für Kunststoffrohre und Verfahren zur Herstellung |
AU585551B2 (en) * | 1984-11-29 | 1989-06-22 | Wavin Ag | Electrically weldable joining member for application to pipeline parts |
US4718698A (en) * | 1985-11-08 | 1988-01-12 | R. W. Lyall & Company, Inc. | Apparatus and method of forming fusion welded butt joint between thermoplastic pipe sections |
US4769525A (en) * | 1986-09-02 | 1988-09-06 | Hughes Aircraft Company | Circuit package attachment apparatus and method |
US4852914A (en) * | 1987-06-19 | 1989-08-01 | Milfuse Systems, Inc. | Plastic pipeline having rapidly fusible joints and method of making same |
US4943706A (en) * | 1988-04-18 | 1990-07-24 | R. W. Lyall & Company, Inc. | Method and apparatus for fusing thermoplastic materials |
FR2635975B1 (fr) * | 1988-09-07 | 1997-09-19 | Hunsinger Emile | Procede de mise en forme en vue de son montage de la resistance electrique chauffante d'un masseur a boules, resistance et masseur ainsi obtenus |
US4894521A (en) * | 1988-11-21 | 1990-01-16 | Central Plastics Company | Electric heating element for fusing thermoplastic materials |
US5150922A (en) * | 1989-01-11 | 1992-09-29 | Osaka Gas Co., Ltd. | Electrofusion joint and hot water supply header using the same |
GB8910070D0 (en) * | 1989-05-03 | 1989-06-21 | Fusion Plastics Ltd | Electro-fusion fittings |
US5228186A (en) * | 1989-05-03 | 1993-07-20 | Fusion Plastics Ltd. | Method of manufacturing electro-fusion fittings |
FR2648076B1 (fr) * | 1989-06-09 | 1991-11-15 | Boulet D Auria Terlizzi | Fil gaine profile destine notamment a former un insert d'electro-soudure |
US5141261A (en) * | 1991-04-04 | 1992-08-25 | Double Containment Systems | Double containment pipe joint assembly |
IN176911B (es) * | 1993-02-05 | 1996-10-05 | V I P Ind Ltd | |
EP0615833B1 (en) * | 1993-03-19 | 1997-05-28 | Vip Industries Limited | A heat sealing method and luggage case |
DE4444914C2 (de) * | 1994-12-16 | 1997-01-02 | Hewing Gmbh | Verfahren zum Verbinden eines Kunststoff-Schweißfittings mit einem Kunststoffrohr, Kunststoff-Schweißfitting zur Durchführung dieses Verfahrens und Kunststoff-Schweißverbindung |
US5930459A (en) * | 1994-12-29 | 1999-07-27 | Energy Converters, Inc. | Immersion heating element with highly thermally conductive polymeric coating |
US5586214A (en) * | 1994-12-29 | 1996-12-17 | Energy Convertors, Inc. | Immersion heating element with electric resistance heating material and polymeric layer disposed thereon |
US5835679A (en) | 1994-12-29 | 1998-11-10 | Energy Converters, Inc. | Polymeric immersion heating element with skeletal support and optional heat transfer fins |
US6233398B1 (en) | 1994-12-29 | 2001-05-15 | Watlow Polymer Technologies | Heating element suitable for preconditioning print media |
GB9501271D0 (en) * | 1995-01-23 | 1995-03-15 | British Gas Plc | Fitting and pipe joint using it |
GB9518707D0 (en) * | 1995-09-13 | 1995-11-15 | Fusion Group Plc | Electrofusion couplers |
US5740600A (en) * | 1995-09-26 | 1998-04-21 | Emerson Electric Co. | Electric motor stator winding bonding apparatus and method therefore |
FR2743525B1 (fr) * | 1996-01-17 | 1998-03-13 | Toa Kokyu Tugitebarubu Seizo C | Procede pour souder ensemble des feuilles de matiere plastique et joint utilise dans ce procede |
ES2209760T3 (es) * | 1996-01-24 | 2004-07-01 | Uponor Aldyl Company | Aparato y procedimiento para la union por fusion de un tubo y de elementos de acoplamiento. |
US5792989A (en) * | 1996-11-12 | 1998-08-11 | Minnesota Mining And Manufacturing Company | Wrap type cable closure end seal |
US6124579A (en) * | 1997-10-06 | 2000-09-26 | Watlow Electric Manufacturing | Molded polymer composite heater |
DE19754811C2 (de) * | 1997-12-10 | 1999-12-23 | Henkel Kgaa | Kunststoffdichtungsbahnen mit eingeprägten Metallstreifen und Verfahren zur Hochfrequenzverschweißung von Kunststoffdichtungsbahnen |
US6097008A (en) * | 1998-10-19 | 2000-08-01 | Mahin; Kenneth L. | Sewer vent pipe anti ice-build-up apparatus |
US6250686B1 (en) | 1999-01-25 | 2001-06-26 | Zurn Industries, Inc. | Combination mechanical/fusion pipe fitting |
US6263158B1 (en) | 1999-05-11 | 2001-07-17 | Watlow Polymer Technologies | Fibrous supported polymer encapsulated electrical component |
US6188051B1 (en) | 1999-06-01 | 2001-02-13 | Watlow Polymer Technologies | Method of manufacturing a sheathed electrical heater assembly |
US6392208B1 (en) | 1999-08-06 | 2002-05-21 | Watlow Polymer Technologies | Electrofusing of thermoplastic heating elements and elements made thereby |
US6433317B1 (en) | 2000-04-07 | 2002-08-13 | Watlow Polymer Technologies | Molded assembly with heating element captured therein |
US6392206B1 (en) | 2000-04-07 | 2002-05-21 | Waltow Polymer Technologies | Modular heat exchanger |
US6519835B1 (en) * | 2000-08-18 | 2003-02-18 | Watlow Polymer Technologies | Method of formable thermoplastic laminate heated element assembly |
US6539171B2 (en) | 2001-01-08 | 2003-03-25 | Watlow Polymer Technologies | Flexible spirally shaped heating element |
US20040175164A1 (en) * | 2003-02-19 | 2004-09-09 | Irina Loktev | Electrical heating device |
US6838617B2 (en) * | 2003-05-01 | 2005-01-04 | Ultratech International, Inc. | Macroencapsulation container having both releasable and permanent sealing means |
EP1691968A1 (en) * | 2003-12-05 | 2006-08-23 | Petro Technik Limited | Sealing element and method |
NO321923B1 (no) * | 2004-12-27 | 2006-07-24 | Nexans | Varmekabel |
GB2422348A (en) * | 2005-01-25 | 2006-07-26 | Uponor Innovation Ab | Joining metal to plastic with heat activated adhesive |
US20060202471A1 (en) * | 2005-03-07 | 2006-09-14 | Weisbond Bradley K | Electro-fusion joining system for thermoplastic piping systems |
US7220947B2 (en) * | 2005-09-30 | 2007-05-22 | Global Heating Solutions, Inc. | Pipe heater |
ITMI20062503A1 (it) * | 2006-12-22 | 2008-06-23 | Geco System Spa | Metodo e assieme per riparare giuntare o irrobustire tubi in materiale plastico |
DE102007014049B3 (de) * | 2007-03-21 | 2008-12-04 | Friatec Ag | Ausgleichselement zum Verbinden von Bauteilen |
CN100451426C (zh) * | 2007-04-25 | 2009-01-14 | 钟世全 | 一种低碳钢加热丝pe电熔管件 |
FR2963654B1 (fr) * | 2010-08-06 | 2013-12-13 | Saipem Sa | Conduite comportant un chemisage interne et un manchon tubulaire de jonction en matiere plastique |
JP5860327B2 (ja) * | 2012-03-30 | 2016-02-16 | 積水化学工業株式会社 | 電気融着継手の製造方法 |
EP2903111A1 (en) * | 2014-01-29 | 2015-08-05 | Inergy Automotive Systems Research (Société Anonyme) | Method for fixing a cable to a part, assembly comprising a cable fixed to a part, and tank comprising such an assembly |
US11179797B2 (en) | 2020-04-10 | 2021-11-23 | The Boeing Company | Article comprising additively manufactured metal portions |
CN113154170B (zh) * | 2021-04-26 | 2023-06-30 | 环琪(太仓)塑胶工业有限公司 | 一种多头连接的pvc管 |
CN113639098B (zh) * | 2021-08-17 | 2023-04-18 | 广东德泽建设工程有限公司 | 一种克拉管承插接口电熔连接结构及其施工方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1393114A (fr) * | 1964-05-13 | 1965-03-19 | Empire Electric Corp | Dispositif de chauffage électrique |
US3378672A (en) * | 1966-03-18 | 1968-04-16 | Susquehanna Corp | Insulated, electrical resistance wire and welding sleeve made therefrom |
FR1547337A (fr) * | 1967-01-13 | 1968-11-22 | Atlantic Res Corp | Procédé pour la jonction d'articles en matières thermoplastiques par soudage |
CH504642A (de) * | 1969-01-17 | 1971-03-15 | Gebert & Cie | Aus Kunststoff bestehende Verbindungsmuffe für Kunststoffleitungen |
FR2353381A1 (fr) * | 1976-06-03 | 1977-12-30 | Pont A Mousson | Procede d'assemblage par soudure de tubes plastiques et raccord pour un tel assemblage |
-
1982
- 1982-03-01 US US06/353,158 patent/US4436988A/en not_active Expired - Lifetime
-
1983
- 1983-02-28 CA CA000422524A patent/CA1193641A/en not_active Expired
- 1983-02-28 MX MX196407A patent/MX154391A/es unknown
- 1983-03-01 AU AU11958/83A patent/AU564599B2/en not_active Ceased
- 1983-03-01 IT IT19841/83A patent/IT1163122B/it active
- 1983-03-01 DE DE19833307161 patent/DE3307161A1/de not_active Ceased
- 1983-03-01 FR FR8303348A patent/FR2522457B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2522457A1 (fr) | 1983-09-02 |
IT1163122B (it) | 1987-04-08 |
IT8319841A1 (it) | 1984-09-01 |
IT8319841A0 (it) | 1983-03-01 |
DE3307161A1 (de) | 1983-09-08 |
CA1193641A (en) | 1985-09-17 |
FR2522457B1 (fr) | 1988-02-05 |
AU564599B2 (en) | 1987-08-20 |
US4436988A (en) | 1984-03-13 |
AU1195883A (en) | 1983-09-08 |
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