ES8307575A1 - "perfeccionamientos introducidos en una seccion de tuberia formada de una cinta de termoplastico arrollada helicoidalmente". - Google Patents
"perfeccionamientos introducidos en una seccion de tuberia formada de una cinta de termoplastico arrollada helicoidalmente".Info
- Publication number
- ES8307575A1 ES8307575A1 ES513649A ES513649A ES8307575A1 ES 8307575 A1 ES8307575 A1 ES 8307575A1 ES 513649 A ES513649 A ES 513649A ES 513649 A ES513649 A ES 513649A ES 8307575 A1 ES8307575 A1 ES 8307575A1
- Authority
- ES
- Spain
- Prior art keywords
- tube
- spirally
- groove
- pipe
- cutting
- 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.)
- Expired
Links
Classifications
-
- 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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
- B29C69/002—Winding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/16—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for bevelling, chamfering, or deburring the ends of bars or tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
- B23D45/12—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade for cutting tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/56—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which travels with the work otherwise than in the direction of the cut, i.e. flying cutter
- B26D1/60—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which travels with the work otherwise than in the direction of the cut, i.e. flying cutter and is mounted on a movable carriage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/16—Cutting rods or tubes transversely
-
- 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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/56—Winding and joining, e.g. winding spirally
- B29C53/58—Winding and joining, e.g. winding spirally helically
- B29C53/78—Winding and joining, e.g. winding spirally helically using profiled sheets or strips
-
- 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
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- 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
-
- 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
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/24—Pipe joints or couplings
-
- 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
- Y10S277/00—Seal for a joint or juncture
- Y10S277/91—O-ring seal
-
- 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
- Y10S285/00—Pipe joints or couplings
- Y10S285/903—Corrugated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Wire Processing (AREA)
Abstract
DISPOSITIVO DE FORMACION Y CONFORMACION DE EXTREMOS EN UNA TUBERIA FORMADA DE UNA CINTA DE TERMOPLASTICO ARROLLADA HELICOIDALMENTE. CONSTA DE UN EXTRAIDOR DE TERMOPLASTICO (10A), UN DISPOSITIVO DE ARROLLAMIENTO (10B), UNA BOQUILLA (10G), UNA CORREA SIN FIN (10D) JUNTO CON POLEAS DE ACCIONAMIENTO (10E), RODILLOS (10F) DE ENCLAVAMIENTO DEL MANDRIL (10C) Y SISTEMA DE UNION DE BORDES (10H). ADYACENTE A LA MAQUINA SE ENCUENTRA UN MECANISMO DE CORTE (30).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/175,473 US4362187A (en) | 1980-08-05 | 1980-08-05 | Spirally-formed thermoplastic tube |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8307575A1 true ES8307575A1 (es) | 1983-07-01 |
ES513649A0 ES513649A0 (es) | 1983-07-01 |
Family
ID=22640357
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1981271621U Expired ES271621Y (es) | 1980-08-05 | 1981-08-04 | Una seccion de tuberia formada de una cinta de termoplastico arrollada helicoidalmente |
ES513649A Granted ES513649A0 (es) | 1980-08-05 | 1982-07-01 | "perfeccionamientos introducidos en una seccion de tuberia formada de una cinta de termoplastico arrollada helicoidalmente". |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1981271621U Expired ES271621Y (es) | 1980-08-05 | 1981-08-04 | Una seccion de tuberia formada de una cinta de termoplastico arrollada helicoidalmente |
Country Status (11)
Country | Link |
---|---|
US (1) | US4362187A (es) |
EP (1) | EP0056811A1 (es) |
JP (1) | JPS57501229A (es) |
AR (1) | AR230694A1 (es) |
AU (1) | AU543229B2 (es) |
BE (1) | BE889852A (es) |
BR (1) | BR8105016A (es) |
CA (1) | CA1167879A (es) |
ES (2) | ES271621Y (es) |
NO (1) | NO821094L (es) |
WO (1) | WO1982000452A1 (es) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2565520B1 (fr) * | 1984-06-08 | 1986-09-05 | Sireix Georges | Dispositif de coupe automatique des tubes en carton et autres |
FI71194C (fi) * | 1985-07-30 | 1986-11-24 | Uponor Ab | Plastroer |
US4714508A (en) * | 1986-03-25 | 1987-12-22 | Alopex Industries, Inc. | Fixture and method for making spiral wound hose |
DE3603481A1 (de) * | 1986-02-05 | 1987-08-06 | Wilhelm Hegler | Kunststoff-wellrohr mit angeformter steck-muffe |
US4753833A (en) * | 1986-09-26 | 1988-06-28 | Fishgal Semyon I | Hollow article with zigzag projections |
US4804019A (en) * | 1987-02-12 | 1989-02-14 | Kramer Jr Vance M | End adaptor for flexible corrugated tube |
DE3744510A1 (de) * | 1987-12-30 | 1989-07-13 | Wilhelm Hegler | Rohrverbindungs-element |
US5120153A (en) * | 1988-11-07 | 1992-06-09 | Vassallo Research And Development Corp. | Fitting socket with integral reinforcing ring |
CH676690A5 (es) * | 1989-01-17 | 1991-02-28 | Ametex Ag | |
US5526847A (en) * | 1989-06-21 | 1996-06-18 | Vinidex Tubemakers Pty. Limited | Pipes with integral sockets |
US5027590A (en) * | 1990-02-26 | 1991-07-02 | Stark Max L | Lawn mower attachment |
US5099888A (en) * | 1990-06-04 | 1992-03-31 | Vassallo Research And Development Corporation | Impact protected, sealed, double-walled pipe body |
CA2032729A1 (en) * | 1990-12-19 | 1992-06-20 | Stefan Alexander Lupke | Coupling for ribbed pipe |
US5348051A (en) * | 1992-01-24 | 1994-09-20 | Kallenbach D H F | Flexible swimming pool cleaner hose |
US5463187A (en) * | 1992-09-30 | 1995-10-31 | The George Ingraham Corp. | Flexible multi-duct conduit assembly |
GB2280889B (en) * | 1993-08-12 | 1998-04-01 | Royal Ordnance Plc | Hollow elongated or tubular bodies and their manufacture |
US5415725A (en) * | 1994-07-01 | 1995-05-16 | Scharf; Gary | Device for removing glued down carpet |
FR2743327B1 (fr) * | 1996-01-08 | 1999-01-08 | Isotub Coating | Procede pour le lestage de tubes, notamment de tubes destines a etre immerges, ainsi que l'installation pour sa mise en oeuvre et les tubes obtenus |
US5765880A (en) * | 1996-10-07 | 1998-06-16 | Advanced Drainage Systems, Inc. | Pipe coupler |
US5810054A (en) * | 1996-12-06 | 1998-09-22 | Imi Cornelius Inc. | Tubing end and method for forming |
DE19724113A1 (de) * | 1997-06-09 | 1998-12-10 | Ralph Peter Dr Hegler | Verbundrohr mit angeformter Rohr-Muffe und Verfahren zu dessen Herstellung |
US6306235B1 (en) | 1997-10-16 | 2001-10-23 | Nomaco, Inc. | Spiral formed products and method of manufacture |
US6199592B1 (en) * | 1999-02-05 | 2001-03-13 | Hancor, Inc. | Pipe structure and method of manufacture |
DE19944696A1 (de) * | 1999-09-17 | 2001-03-22 | Drossbach Gmbh & Co Kg | Vorrichtung zum Trennen von Rohren |
US6994381B1 (en) | 2000-07-20 | 2006-02-07 | Contech Construction Products Inc. | Stab joint coupling |
US6581363B1 (en) | 2001-11-30 | 2003-06-24 | Martin Hall, Inc. | Mower deck cleaner |
US6948718B2 (en) * | 2003-02-03 | 2005-09-27 | Advanced Drainage Systems, Inc. | Gasket |
AU2005249938B2 (en) * | 2004-05-27 | 2009-11-19 | Nomaco, Inc. | Foam welding and profile manufacturing system |
JP5091399B2 (ja) * | 2005-11-15 | 2012-12-05 | ハスクバーナ・ゼノア株式会社 | チェーンソウ |
JP2007177774A (ja) * | 2005-12-28 | 2007-07-12 | Komatsu Zenoah Co | 2サイクルエンジン |
JP2007176128A (ja) * | 2005-12-28 | 2007-07-12 | Komatsu Zenoah Co | チェーンソー |
US20070245789A1 (en) * | 2006-04-21 | 2007-10-25 | Zepp William L | Method of producing helically corrugated metal pipe and related pipe construction |
US20080128583A1 (en) * | 2006-07-17 | 2008-06-05 | Doug Smoljo | Form and method and apparatus for making a form |
US20080092976A1 (en) * | 2006-10-20 | 2008-04-24 | Komatsu Zenoah Co. | Blower duct |
DE202007007666U1 (de) * | 2007-05-30 | 2007-08-30 | Funke Kunststoffe Gmbh | Schneid- und Anfasvorrichtung für Rohre |
US20090038106A1 (en) * | 2007-08-10 | 2009-02-12 | Zenoah Co., Ltd. | Engine blower |
US9505164B2 (en) | 2009-12-30 | 2016-11-29 | Schauenburg Technology Se | Tapered helically reinforced hose and its manufacture |
CN102189687A (zh) * | 2009-12-08 | 2011-09-21 | 潍坊中云科研有限公司 | 塑料波纹管连接装置的成型装置 |
CN102085581B (zh) * | 2010-12-17 | 2012-05-30 | 华瀚科技有限公司 | 一种塑钢缠绕管的切割方法及其切割装置 |
CN102797917B (zh) * | 2012-09-05 | 2014-04-30 | 吴耕田 | 一种聚乙烯夹心加强筋板带往复缠绕的压力管及加工方法 |
CN103112174B (zh) * | 2013-03-01 | 2016-05-25 | 深圳市沃尔核材股份有限公司 | 一种支撑管的生产方法及包括该方法的生产系统 |
CA2990100C (en) | 2015-07-27 | 2020-04-21 | Halliburton Energy Services, Inc. | Tilted antenna bobbins and methods of manufacture |
CN106738995A (zh) * | 2017-01-19 | 2017-05-31 | 姜维雁 | 一体成型管和其制造方法 |
CN107755810A (zh) * | 2017-09-30 | 2018-03-06 | 深圳市永顺通用机械有限公司 | 一种全自动多刀头切管机 |
WO2021202238A1 (en) * | 2020-03-30 | 2021-10-07 | Sumitomo (Shi) Cryogenics Of America, Inc. | Improved split pulse tube connecting line |
CN112453561B (zh) * | 2020-10-16 | 2022-05-17 | 宁波友谊铜业有限公司 | 一种自移动的圆管分离机 |
CN113024930B (zh) * | 2021-04-08 | 2022-08-12 | 四川潽鑫科技集团有限公司 | 一种mphdpe缠绕结构壁管及其加工工艺 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2288094A (en) * | 1939-01-28 | 1942-06-30 | Gen Motors Corp | Method of making tubing |
US2354485A (en) * | 1942-11-02 | 1944-07-25 | Extruded Plastics Inc | Composite article and element therefor |
US2739089A (en) * | 1952-10-07 | 1956-03-20 | Svenska Aktiebolaget Polva | Plastic strips |
US2737091A (en) * | 1952-11-25 | 1956-03-06 | Robinson Ernest Bradbury | Method of making helically wound containers |
US2812007A (en) * | 1954-07-16 | 1957-11-05 | Painter Corp E Z | Apparatus for and method of continuously producing paint roller cover sections |
DE1073190B (de) * | 1957-04-18 | 1960-01-14 | Berlin-Dahlem Werner Mittag | Verfahren und Einrichtung zum Herstellen von aus einem schraubengängig gewickelten profilierten Kunststoffband hergestellten Schläuchen |
US3199541A (en) * | 1963-04-03 | 1965-08-10 | Flexible Tubing Corp | Interlocking strip flexible hose |
NL150210B (nl) * | 1964-09-14 | 1976-07-15 | Polva Nederland Bv | Buigzame strook voor het schroefvormig wikkelen tot een buis. |
US3532580A (en) * | 1965-11-15 | 1970-10-06 | Shiro Kanao | Method and apparatus for continuously manufacturing synthetic resin pipe |
DK135616B (da) * | 1967-10-02 | 1977-05-31 | Dynamit Nobel Ag | Fremgangsmåde og apparat til fremstilling af viklede rør af termoplastisk formstof. |
IL31940A (en) * | 1968-04-05 | 1971-08-25 | Dynamit Nobel Ag | Sections from thermoplastic resins |
US3501179A (en) * | 1968-08-01 | 1970-03-17 | Armco Steel Corp | Helically corrugated spiral pipe and coupling therefor |
DE1808056B2 (de) * | 1968-11-09 | 1974-02-14 | Dynamit Nobel Ag, 5210 Troisdorf | Steckverbindung für Rohre mit außenseitigen schraubenlinienförmigen Rippen, Wülsten od.dgl |
US3606402A (en) * | 1969-07-02 | 1971-09-20 | Fiberglass Resources Corp | Locking means for adjacent pipe sections |
BE755700R (fr) * | 1969-09-03 | 1971-02-15 | Dynamit Nobel Ag | Procede de fabrication de tubes en matiere synthetique par enroulement en helice d'une bande profilee et dispositif pour la miseen oeuvre de ce |
US3717916A (en) * | 1971-09-08 | 1973-02-27 | Dynamit Nobel Ag | Apparatus for forming spiral wound pipes |
US3794364A (en) * | 1971-12-27 | 1974-02-26 | Johns Manville | Conduit end connection |
DE2221727C3 (de) * | 1972-05-04 | 1978-08-24 | Dynamit Nobel Ag, 5210 Troisdorf | Vorrichtung zum Kalibrieren eines Wickelrohres aus thermoplastischem Kunststoff |
US3815455A (en) * | 1972-10-05 | 1974-06-11 | A Nyssen | Cut-off apparatus for pipe machine |
US4209043A (en) * | 1977-10-18 | 1980-06-24 | Rib Loc (Hong Kong) Ltd. | Plastic tubular objects |
US4176865A (en) * | 1978-03-21 | 1979-12-04 | Armco Steel Corporation | Coupling for pipe |
-
1980
- 1980-08-05 US US06/175,473 patent/US4362187A/en not_active Expired - Lifetime
-
1981
- 1981-07-20 EP EP81902158A patent/EP0056811A1/en not_active Withdrawn
- 1981-07-20 AU AU74578/81A patent/AU543229B2/en not_active Ceased
- 1981-07-20 JP JP56502711A patent/JPS57501229A/ja active Pending
- 1981-07-20 WO PCT/US1981/000977 patent/WO1982000452A1/en not_active Application Discontinuation
- 1981-08-04 AR AR286340A patent/AR230694A1/es active
- 1981-08-04 BR BR8105016A patent/BR8105016A/pt unknown
- 1981-08-04 ES ES1981271621U patent/ES271621Y/es not_active Expired
- 1981-08-04 BE BE0/205577A patent/BE889852A/fr not_active IP Right Cessation
- 1981-08-04 CA CA000383109A patent/CA1167879A/en not_active Expired
-
1982
- 1982-03-31 NO NO821094A patent/NO821094L/no unknown
- 1982-07-01 ES ES513649A patent/ES513649A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
WO1982000452A1 (en) | 1982-02-18 |
CA1167879A (en) | 1984-05-22 |
EP0056811A1 (en) | 1982-08-04 |
NO821094L (no) | 1982-03-31 |
US4362187A (en) | 1982-12-07 |
BR8105016A (pt) | 1982-04-06 |
JPS57501229A (es) | 1982-07-15 |
AU543229B2 (en) | 1985-04-04 |
AR230694A1 (es) | 1984-05-31 |
AU7457881A (en) | 1982-03-02 |
ES271621U (es) | 1984-01-16 |
BE889852A (fr) | 1982-02-04 |
ES513649A0 (es) | 1983-07-01 |
ES271621Y (es) | 1984-08-01 |
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