DD255506A5 - Verfahren und vorrichtung zur herstellung von rippenflanschrohren - Google Patents
Verfahren und vorrichtung zur herstellung von rippenflanschrohren Download PDFInfo
- Publication number
- DD255506A5 DD255506A5 DD87300904A DD30090487A DD255506A5 DD 255506 A5 DD255506 A5 DD 255506A5 DD 87300904 A DD87300904 A DD 87300904A DD 30090487 A DD30090487 A DD 30090487A DD 255506 A5 DD255506 A5 DD 255506A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- grooves
- core
- mass
- mandrel
- volume
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 34
- 238000004519 manufacturing process Methods 0.000 claims abstract description 24
- 210000000056 organ Anatomy 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 239000004033 plastic Substances 0.000 description 36
- 229920003023 plastic Polymers 0.000 description 36
- 230000008569 process Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 210000001520 comb Anatomy 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 240000006829 Ficus sundaica Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/18—Pleated or corrugated hoses
-
- 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
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92019—Pressure
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/34—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station
- B29C33/36—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station continuously movable in one direction, e.g. in a closed circuit
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/913—Cooling of hollow articles of tubular films externally
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
-
- 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
- B29L2016/00—Articles with corrugations or pleats
-
- 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
- B29L2023/00—Tubular articles
- B29L2023/003—Tubular articles having irregular or rough surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Forging (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- General Factory Administration (AREA)
- Harvesting Machines For Root Crops (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- External Artificial Organs (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Heat Treatment Of Articles (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Blast Furnaces (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI861172A FI77405C (fi) | 1986-03-20 | 1986-03-20 | Foerfarande och anordning foer framstaellning av kamflaensroer. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD255506A5 true DD255506A5 (de) | 1988-04-06 |
Family
ID=8522333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD87300904A DD255506A5 (de) | 1986-03-20 | 1987-03-18 | Verfahren und vorrichtung zur herstellung von rippenflanschrohren |
Country Status (36)
| Country | Link |
|---|---|
| US (1) | US4721594A (ko) |
| EP (1) | EP0237900B1 (ko) |
| JP (1) | JPS62230442A (ko) |
| KR (1) | KR950000191B1 (ko) |
| CN (1) | CN1006969B (ko) |
| AT (1) | ATE48560T1 (ko) |
| AU (1) | AU593875B2 (ko) |
| BG (1) | BG48208A3 (ko) |
| BR (1) | BR8701240A (ko) |
| CA (1) | CA1268615A (ko) |
| CS (1) | CS273323B2 (ko) |
| DD (1) | DD255506A5 (ko) |
| DE (2) | DE3632225A1 (ko) |
| DK (1) | DK162926C (ko) |
| EG (1) | EG18129A (ko) |
| ES (1) | ES2011780B3 (ko) |
| FI (1) | FI77405C (ko) |
| GR (2) | GR890300069T1 (ko) |
| GT (1) | GT198700013A (ko) |
| HU (1) | HU206849B (ko) |
| IE (1) | IE60194B1 (ko) |
| IL (1) | IL81935A (ko) |
| IN (1) | IN169391B (ko) |
| IS (1) | IS1471B6 (ko) |
| MA (1) | MA20914A1 (ko) |
| MX (1) | MX168748B (ko) |
| MY (1) | MY100581A (ko) |
| NO (1) | NO871106L (ko) |
| NZ (1) | NZ219682A (ko) |
| PH (1) | PH23756A (ko) |
| PL (1) | PL149530B1 (ko) |
| PT (1) | PT84506B (ko) |
| SU (1) | SU1570646A3 (ko) |
| TR (1) | TR23307A (ko) |
| YU (1) | YU44800B (ko) |
| ZA (1) | ZA871980B (ko) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3701822A1 (de) * | 1987-01-22 | 1988-08-11 | Uponor Nv | Verfahren und anordnung zum strangpressen von kunststoffrohren |
| DE3779134D1 (de) * | 1987-02-19 | 1992-06-17 | Uponor Nv | Verfahren und vorrichtung zur herstellung von gerippten rohren. |
| DE3725286A1 (de) * | 1987-07-30 | 1989-02-09 | Wilhelm Hegler | Verfahren und vorrichtung zum herstellen eines rippen-rohres aus kunststoff |
| DE3737588C3 (de) * | 1987-11-05 | 1993-12-23 | Corma Inc | Verfahren zum Herstellen eines innen glatten, außen gerippten Rohres aus extrudierbarem Kunststoff sowie Vorrichtung zur Durchführung des Verfahrens |
| US4808098A (en) * | 1988-03-16 | 1989-02-28 | Harry Chan | Pipe extrusion die with a cooled and vacuumed additional mandrel |
| FI80234C (fi) * | 1988-07-05 | 1990-05-10 | Uponor Nv | Anordning foer framstaellning av gallerkonstruktioner. |
| CA1303315C (en) * | 1988-09-16 | 1992-06-16 | Manfred A.A. Lupke | Apparatus for producing pipe with annular ribs |
| FI85239C (fi) * | 1989-07-12 | 1992-03-25 | Uponor Nv | Anordning foer framstaellning av kamflaensroer. |
| FI87321C (fi) * | 1989-10-27 | 1992-12-28 | Uponor Nv | Foerfarande och anordning foer tillverkning av kamflaensroer |
| FI83187C (fi) * | 1989-10-27 | 1991-06-10 | Uponor Nv | Produktionslinje foer sloeta plastroer. |
| FI905268A (fi) * | 1990-10-25 | 1992-04-26 | F I B Oy | Roerdel och foerfarande foer dess tillverkning. |
| WO1992022416A1 (en) * | 1991-06-14 | 1992-12-23 | Lupke Manfred Arno Alfred | Travelling mold tunnel apparatus for smooth walled pipe |
| CA2223520C (en) * | 1991-11-22 | 2001-02-06 | Manfred A. A. Lupke | Method and apparatus of forming profiled pipe |
| FI98137C (fi) * | 1992-03-30 | 1997-04-25 | Uponor Bv | Menetelmä ja laite muoviputken orientoimiseksi sekä menetelmällä aikaansaatu orientoitu ripalaippamuoviputki |
| DE4240268A1 (de) * | 1992-12-01 | 1994-06-09 | Wilhelm Hegler | Verfahren und Vorrichtung zur fortlaufenden Herstellung eines Verbundrohres mit einem außen im wesentlichen glatten Abschnitt |
| AU3939695A (en) * | 1994-11-07 | 1996-05-31 | Mark Alexander Jenkins | Method of manufacturing resilient tubing |
| US5824351A (en) * | 1996-07-05 | 1998-10-20 | Lupke; Manfred A. A. | Molding apparatus with non-reflective mold tunnels |
| US5925307A (en) * | 1997-05-12 | 1999-07-20 | Intevep, Sa. | Method for forming oriented plastic pipe |
| DE19731804A1 (de) * | 1997-07-24 | 1999-01-28 | Bayerische Motoren Werke Ag | Herstellverfahren für eine Zylinderbüchse einer Brennkraftmaschine |
| FI109188B (fi) | 1998-12-23 | 2002-06-14 | Uponor Innovation Ab | Menetelmä haarallisen putken valmistamiseksi, putkenvalmistuslaite sekä haarallinen putki |
| US6877976B2 (en) * | 2002-09-09 | 2005-04-12 | Manfred A. A. Lupke | Molding die for ribbed pipe |
| KR100816754B1 (ko) | 2006-10-10 | 2008-03-25 | 삼성전자주식회사 | 반도체 장치의 패턴 형성 방법 |
| US9505164B2 (en) | 2009-12-30 | 2016-11-29 | Schauenburg Technology Se | Tapered helically reinforced hose and its manufacture |
| CN102019692B (zh) * | 2009-09-17 | 2012-12-26 | 上海公元建材发展有限公司 | 一种加筋管成型模块上的筋形结构 |
| EP2442320B1 (de) * | 2010-10-15 | 2013-01-09 | ABB Technology AG | Form zum Herstellen von hohlzylinderähnlichen Formteilen |
| CN102179414A (zh) * | 2011-03-07 | 2011-09-14 | 上海优控科技有限公司 | 一种新型的轧机刚度计算方法 |
| WO2017178047A1 (en) * | 2016-04-13 | 2017-10-19 | Kongsberg Actuation Systems Ltd. | Method and apparatus for forming a corrugated fluoropolymer tube |
| CN116001252B (zh) * | 2023-03-27 | 2023-06-27 | 河北雄安顺财塑胶制品有限公司 | 内肋管缠绕成型用挤压定型辅助装置 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3298064A (en) * | 1963-01-23 | 1967-01-17 | Jun Taga | Apparatus for molding synthetic resin bodies |
| US3751209A (en) * | 1971-04-02 | 1973-08-07 | Standard Oil Co | Extrusion die with channeled die endplates |
| US3891007A (en) * | 1972-07-03 | 1975-06-24 | Dayco Corp | Exteriorly corrugated hose of composite materials |
| US3919367A (en) * | 1972-07-13 | 1975-11-11 | Ernest J Maroschak | Method for molding plastic pipe with enlarged portions formed therein |
| SE381001B (sv) * | 1973-10-22 | 1975-11-24 | Erik G W Nordstroem | Forfarande och anordning for framstellning av kamflensror av plast |
| DE2362444C2 (de) * | 1973-12-15 | 1983-06-01 | Reifenhäuser KG, 5210 Troisdorf | Vorrichtung zum Herstellen eines Rohres aus thermoplastischem Kunststoff mit Außenrippen und glattem Innenkanal |
| JPS587448B2 (ja) * | 1974-09-25 | 1983-02-09 | 積水化学工業株式会社 | アツニクブト ウスニクブトオ コウゴ ニユウスル ジユシカンノ セイゾウホウホウ |
| SE399206B (sv) * | 1977-03-28 | 1978-02-06 | Nordstroem Erik G W | Anordning for framstellning av ror forsedda med flensar eller dylikt pa dess utsida |
| FR2424123A1 (fr) * | 1978-04-24 | 1979-11-23 | Armosig | Procede et appareillage pour la fabrication en continu de profiles tubulaires ailetes en matiere synthetique |
| US4255107A (en) * | 1978-05-26 | 1981-03-10 | Advanced Drainage Systems, Inc. | Control apparatus for producing uniform thickness corrugated tubing |
| US4305703A (en) * | 1980-09-12 | 1981-12-15 | Lupke Manfred Arno Alfred | Composite die assembly for use in the production of thermoplastic tubing |
| CA1187258A (en) * | 1982-12-02 | 1985-05-21 | Lupke, Manfred A. A. | Method and apparatus for forming a double walled thermoplastic tube with integral bells |
-
1986
- 1986-03-20 FI FI861172A patent/FI77405C/fi not_active IP Right Cessation
- 1986-09-19 CA CA000518652A patent/CA1268615A/en not_active Expired - Lifetime
- 1986-09-23 US US06/910,617 patent/US4721594A/en not_active Expired - Lifetime
- 1986-09-23 DE DE19863632225 patent/DE3632225A1/de not_active Ceased
-
1987
- 1987-03-09 ES ES87103325T patent/ES2011780B3/es not_active Expired - Lifetime
- 1987-03-09 AT AT87103325T patent/ATE48560T1/de not_active IP Right Cessation
- 1987-03-09 DE DE8787103325T patent/DE3761124D1/de not_active Expired - Fee Related
- 1987-03-09 EP EP87103325A patent/EP0237900B1/en not_active Expired
- 1987-03-13 CS CS169687A patent/CS273323B2/cs not_active IP Right Cessation
- 1987-03-18 IS IS3208A patent/IS1471B6/is unknown
- 1987-03-18 SU SU874202224A patent/SU1570646A3/ru active
- 1987-03-18 IE IE70987A patent/IE60194B1/en not_active IP Right Cessation
- 1987-03-18 HU HU871178A patent/HU206849B/hu not_active IP Right Cessation
- 1987-03-18 DD DD87300904A patent/DD255506A5/de not_active IP Right Cessation
- 1987-03-18 IN IN190/MAS/87A patent/IN169391B/en unknown
- 1987-03-18 MA MA21154A patent/MA20914A1/fr unknown
- 1987-03-18 MY MYPI87000315A patent/MY100581A/en unknown
- 1987-03-18 NO NO871106A patent/NO871106L/no unknown
- 1987-03-18 ZA ZA871980A patent/ZA871980B/xx unknown
- 1987-03-18 DK DK139987A patent/DK162926C/da not_active IP Right Cessation
- 1987-03-18 NZ NZ219682A patent/NZ219682A/xx unknown
- 1987-03-18 PT PT84506A patent/PT84506B/pt not_active IP Right Cessation
- 1987-03-18 BG BG78942A patent/BG48208A3/xx unknown
- 1987-03-18 IL IL81935A patent/IL81935A/xx not_active IP Right Cessation
- 1987-03-18 AU AU70155/87A patent/AU593875B2/en not_active Expired
- 1987-03-19 EG EG169/87A patent/EG18129A/xx active
- 1987-03-19 CN CN87101978A patent/CN1006969B/zh not_active Expired
- 1987-03-19 PH PH35050A patent/PH23756A/en unknown
- 1987-03-19 BR BR8701240A patent/BR8701240A/pt not_active IP Right Cessation
- 1987-03-20 MX MX005649A patent/MX168748B/es unknown
- 1987-03-20 JP JP62067689A patent/JPS62230442A/ja active Granted
- 1987-03-20 YU YU480/87A patent/YU44800B/xx unknown
- 1987-03-20 TR TR196/87A patent/TR23307A/xx unknown
- 1987-03-20 PL PL1987264744A patent/PL149530B1/pl unknown
- 1987-03-20 GT GT198700013A patent/GT198700013A/es unknown
- 1987-03-20 KR KR1019870002610A patent/KR950000191B1/ko not_active IP Right Cessation
-
1989
- 1989-09-29 GR GR89300069T patent/GR890300069T1/el unknown
-
1990
- 1990-03-12 GR GR90400139T patent/GR3000382T3/el unknown
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