JPS5559920A - Manufacture of thermal plastic resin product and its device - Google Patents
Manufacture of thermal plastic resin product and its deviceInfo
- Publication number
- JPS5559920A JPS5559920A JP11866279A JP11866279A JPS5559920A JP S5559920 A JPS5559920 A JP S5559920A JP 11866279 A JP11866279 A JP 11866279A JP 11866279 A JP11866279 A JP 11866279A JP S5559920 A JPS5559920 A JP S5559920A
- Authority
- JP
- Japan
- Prior art keywords
- manufacture
- plastic resin
- resin product
- thermal plastic
- thermal
- 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
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000088 plastic resin Substances 0.000 title 1
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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/002—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor characterised by the choice of material
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/04—Combined thermoforming and prestretching, e.g. biaxial stretching
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/10—Forming by pressure difference, e.g. vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
-
- 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
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7132—Bowls, Cups, Glasses
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/13—Cell size and distribution control while molding a foam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/942,836 US4239727A (en) | 1978-09-15 | 1978-09-15 | Method and apparatus for thermoforming thermoplastic foam articles |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5559920A true JPS5559920A (en) | 1980-05-06 |
JPS6332610B2 JPS6332610B2 (ja) | 1988-06-30 |
Family
ID=25478669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11866279A Granted JPS5559920A (en) | 1978-09-15 | 1979-09-14 | Manufacture of thermal plastic resin product and its device |
Country Status (7)
Country | Link |
---|---|
US (2) | US4239727A (ja) |
EP (1) | EP0010847B1 (ja) |
JP (1) | JPS5559920A (ja) |
AU (1) | AU524203B2 (ja) |
CA (1) | CA1140715A (ja) |
DE (1) | DE2965668D1 (ja) |
ES (1) | ES484170A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989005722A1 (en) * | 1987-12-15 | 1989-06-29 | Toyo Seikan Kaisha, Ltd. | Method of manufacturing deep-drawn plastic container |
JP2007223097A (ja) * | 2006-02-22 | 2007-09-06 | Matsushita Electric Works Ltd | 熱可塑性樹脂シート |
JP2012218338A (ja) * | 2011-04-12 | 2012-11-12 | Sekisui Chem Co Ltd | 耐燃焼性成形体の製造方法 |
Families Citing this family (77)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4371327A (en) * | 1980-05-20 | 1983-02-01 | Andre Fievez | Apparatus for use in producing cup-shaped pastries |
US4420300A (en) * | 1980-08-13 | 1983-12-13 | Maryland Cup Corporation | Continuous rotary thermo-forming systems and apparatus of the pressure assist, plug assist and match mold type |
US4421712A (en) * | 1980-08-13 | 1983-12-20 | Maryland Cup Corporation | Continuously rotary thermo-forming systems and apparatus of the pressure assist, plug assist and match mold type |
USRE33608E (en) * | 1980-08-23 | 1991-06-11 | Primtec | Hollow stackable plastic products |
US4657141A (en) * | 1982-09-27 | 1987-04-14 | Primtec | Hollow stackable plastic products |
US4381380A (en) * | 1980-11-03 | 1983-04-26 | Leveen Harry H | Thermoplastic polyurethane article treated with iodine for antibacterial use |
US4442064A (en) * | 1980-11-12 | 1984-04-10 | Mobil Oil Corporation | Thermoforming and self-alignment trimming method and apparatus |
US4485059A (en) * | 1983-04-28 | 1984-11-27 | Mobil Oil Corporation | Polymer foam thermoformation process and apparatus therefor |
US4547412A (en) * | 1983-10-11 | 1985-10-15 | Standard Oil Company (Indiana) | Heating foam container in unrestricted state to increase stiffness |
US4579275A (en) * | 1984-01-23 | 1986-04-01 | Standard Oil Company (Indiana) | Containers |
US4740342A (en) * | 1986-08-15 | 1988-04-26 | Personal Products Company | Thermoforming flexible plastic foam shells |
US5200133A (en) * | 1986-09-17 | 1993-04-06 | Bronzavia-Air Equipment | Method for making composite material parts by stamping |
US5066351A (en) * | 1987-05-20 | 1991-11-19 | The Boeing Company | Hot/cold press forming methods for shaping thermoformable materials |
US4948355A (en) * | 1987-05-20 | 1990-08-14 | The Boeing Company | Hot/cold press forming apparatus for thermoformable materials |
US5198175A (en) * | 1987-12-15 | 1993-03-30 | Toyo Seikan Kaisha Ltd. | Process for producing deep-drawn plastic container |
GB8801599D0 (en) * | 1988-01-25 | 1988-02-24 | Du Pont Canada | Process for injection moulding of multi-layered articles |
US4878970A (en) * | 1988-05-27 | 1989-11-07 | Amoco Corporation | Heating of a foam cup to increase stiffness |
US4877151A (en) * | 1988-06-30 | 1989-10-31 | Rush Jonathan E | Snap-on lid and mold for making the lid |
US5152856A (en) * | 1988-07-21 | 1992-10-06 | Northrop Corporation | Cure/bonding method for sandwiched plastic structure |
US5328655A (en) * | 1989-03-08 | 1994-07-12 | Fortex, Inc. | Method and apparatus for the manufacture of shaped products of biaxially oriented polymeric material |
US5127815A (en) * | 1989-10-31 | 1992-07-07 | Sekisui Kaseihin Kogyo Kabushiki Kaisha | Apparatus for forming finished cups of expanded resin |
US5362436A (en) * | 1993-06-22 | 1994-11-08 | The Dow Chemical Company | Polystyrene foam sheet useful for forming deep drawn articles, a process to produce those articles, and the deep drawn articles |
DE4330314A1 (de) * | 1993-09-08 | 1995-03-09 | Basf Ag | Verfahren zur Herstellung von Schaumstoffplatten mit verbesserten Schalldämmeigenschaften |
IL111746A (en) | 1993-11-29 | 1999-09-22 | Ortho Mcneil Inc | Method for making thin walled closed-ended tubular articles of thermoplastic elastomers |
FR2715335B1 (fr) * | 1994-01-21 | 1996-04-05 | Lorraine Laminage | Dispositif d'emboutissage d'un flan de tôle. |
DE19542717C1 (de) * | 1995-11-16 | 1997-03-20 | Bernd Friemuth | Verfahren und Vorrichtung zur Herstellung von gewölbten Schalen, insbesondere Verkaufsschalen, aus Polystyrol-Schaumstoff |
DE19543620C2 (de) * | 1995-11-23 | 1999-02-25 | Moeller Plast Gmbh | Werkzeug zur Herstellung von Formteilen mit Konturen |
JP2879375B2 (ja) * | 1996-03-15 | 1999-04-05 | アテナ工業株式会社 | 発泡樹脂成形体の熱板成形方法 |
US6010062A (en) * | 1996-03-15 | 2000-01-04 | Athena Kogyo Co., Ltd. | Heat insulated vessel and a method of producing the same |
US5820016A (en) * | 1996-05-13 | 1998-10-13 | Dunkin' Donuts Incorporated | Cup and lid |
US6257866B1 (en) * | 1996-06-18 | 2001-07-10 | Hy-Tech Forming Systems, Inc. | Apparatus for accurately forming plastic sheet |
US6083339A (en) | 1997-12-05 | 2000-07-04 | Transfer Flow International, Inc. | Bowls comprising acrylic plastics filled with alumina trihydrate, and processes for making same |
US6620281B1 (en) | 1998-10-22 | 2003-09-16 | Michael N. Sommers | Method for making insulating label and wrap for beverage container |
WO2001007509A1 (en) * | 1999-07-27 | 2001-02-01 | Dsm N.V. | Syntactic foam plugs |
US6814564B2 (en) | 1999-08-30 | 2004-11-09 | Pactiv Corporation | Mold with fluid driven form keys |
US6261504B1 (en) * | 1999-08-30 | 2001-07-17 | Pactiv Corporation | Form keys and method for thermoforming undercuts in foam parts |
CA2394475C (en) | 2001-07-20 | 2010-01-26 | Fort James Corporation | Disposable thermally insulated cup and method for manufacturing the same |
US7614993B2 (en) * | 2001-07-20 | 2009-11-10 | Dixie Consumer Products Llc | Liquid container with uninterrupted comfort band and method of forming same |
EP1435285A4 (en) * | 2001-10-10 | 2006-03-15 | Sakaeriken Kogyo Co Ltd | METHOD FOR PRODUCING PLASTIC PART WITH STRUCTURE PATTERN |
US8557884B2 (en) * | 2002-05-31 | 2013-10-15 | Owens Corning Intellectual Capital, Llc | To enhance the thermal insulation of polymeric foam by reducing cell anisotropic ratio and the method for production thereof |
US20030225172A1 (en) * | 2002-05-31 | 2003-12-04 | Miller Larry M. | To enhance the thermal insulation of polymeric foam by reducing cell anisotropic ratio and the method for production thereof |
JP3870867B2 (ja) * | 2002-07-19 | 2007-01-24 | 東洋製罐株式会社 | 熱可塑性樹脂容器の製造方法 |
US20080251487A1 (en) * | 2002-10-30 | 2008-10-16 | Semersky Frank E | Overmolded container having a foam layer |
US20050017404A1 (en) * | 2003-07-21 | 2005-01-27 | Youngs John D. | Method of molding a vehicle trim component |
US7124910B2 (en) | 2003-09-19 | 2006-10-24 | Pactiv Corporation | Leak-resistant polymeric foam containers |
US8309619B2 (en) * | 2004-09-03 | 2012-11-13 | Pactiv LLC | Reduced-VOC and non-VOC blowing agents for making expanded and extruded thermoplastic foams |
US7814647B2 (en) | 2005-05-27 | 2010-10-19 | Prairie Packaging, Inc. | Reinforced plastic foam cup, method of and apparatus for manufacturing same |
US7818866B2 (en) | 2005-05-27 | 2010-10-26 | Prairie Packaging, Inc. | Method of reinforcing a plastic foam cup |
US7536767B2 (en) | 2005-05-27 | 2009-05-26 | Prairie Packaging, Inc. | Method of manufacturing a reinforced plastic foam cup |
US7704347B2 (en) | 2005-05-27 | 2010-04-27 | Prairie Packaging, Inc. | Reinforced plastic foam cup, method of and apparatus for manufacturing same |
US7694843B2 (en) | 2005-05-27 | 2010-04-13 | Prairie Packaging, Inc. | Reinforced plastic foam cup, method of and apparatus for manufacturing same |
US7552841B2 (en) | 2005-05-27 | 2009-06-30 | Prairie Packaging, Inc. | Reinforced plastic foam cup, method of and apparatus for manufacturing same |
US8146744B2 (en) * | 2005-06-10 | 2012-04-03 | Mattel, Inc. | Blister pack assemblies with lenticular lenses |
US8622232B2 (en) | 2005-06-30 | 2014-01-07 | Dixie Consumer Products Llc | Method of making a container employing inner liner and vents for thermal insulation |
US9168714B2 (en) | 2005-06-30 | 2015-10-27 | Dixie Consumer Products Llc | Methods for making paperboard blanks and paperboard products therefrom |
US7513386B2 (en) * | 2005-06-30 | 2009-04-07 | Dixie Consumer Products Llc | Container employing an inner liner for thermal insulation |
CA2636008A1 (en) * | 2006-01-10 | 2007-07-19 | Dow Global Technologies Inc. | Improved foams for vehicular energy absorbance |
JP4796439B2 (ja) * | 2006-05-17 | 2011-10-19 | 株式会社ショーワ | 緩衝器用樹脂被膜ピストン装置 |
AR061426A1 (es) * | 2006-06-01 | 2008-08-27 | Advanced Plastics Technologies | Aparato y metodo para moldear por termoformacion de un vaso y envase para almacenar bebidas |
US20170239864A9 (en) * | 2007-03-17 | 2017-08-24 | Joseph R. Cook | Molding tools with interchangeable inserts to form a variety of parts with differing geometries from a single tool |
JP2010530499A (ja) * | 2007-06-04 | 2010-09-09 | ダウ グローバル テクノロジーズ インコーポレイティド | エネルギー吸収部材 |
US7985062B2 (en) * | 2007-07-09 | 2011-07-26 | Benjamin Chesney | Apparatus and process for two-sided thermoforming |
US8926310B2 (en) * | 2007-10-23 | 2015-01-06 | Jere F. Irwin | Cup thermoforming machine |
TWI329560B (en) * | 2007-12-06 | 2010-09-01 | Profile Tech Internat Co Ltd | Film thermoforming method |
TW200936460A (en) * | 2008-02-29 | 2009-09-01 | xi-qing Zhang | Cup structure and manufacturing method thereof |
US8828170B2 (en) | 2010-03-04 | 2014-09-09 | Pactiv LLC | Apparatus and method for manufacturing reinforced containers |
RU2443559C1 (ru) * | 2010-08-05 | 2012-02-27 | Виктор Борисович Гуричев | Способ формования изделий для упаковки продуктов, устройство горячего формования изделий и способ увеличения толщины стенок изделий для упаковки продуктов при формовании |
US9114902B2 (en) * | 2011-03-22 | 2015-08-25 | Polyone Designed Structures And Solutions Llc | Methods and systems for use in forming an article from a multi-layer sheet structure |
CN102389973B (zh) * | 2011-10-17 | 2013-11-27 | 中南大学 | 一种应用热膨胀差量的热压加工方法 |
US20140178518A1 (en) * | 2012-04-23 | 2014-06-26 | Joseph R. Cook | Molding tools with interchangeable inserts to form a variety of parts with differing geometries from a single tool |
CA2820228C (en) | 2012-06-25 | 2019-09-03 | Dixie Consumer Products Llc | Paperboard blanks having a shrinkable film adhered thereto and paperboard containers made therefrom |
JP6007050B2 (ja) * | 2012-09-28 | 2016-10-12 | 積水化成品工業株式会社 | ポリスチレン系樹脂発泡シート及び発泡容器 |
CN103286939B (zh) * | 2013-05-06 | 2014-07-23 | 亚普汽车部件股份有限公司 | 一种带辅助阳模的两片吹塑中空箱体成型方法 |
EP3216720A1 (en) | 2014-09-23 | 2017-09-13 | Dart Container Corporation | Insulated container and methods of making and assembling |
US10807300B2 (en) * | 2017-11-08 | 2020-10-20 | Hytech Worldwide, Inc. | Three dimensional thermoforming of plastics with electronic components |
US11685102B2 (en) | 2017-11-08 | 2023-06-27 | Hytech Worldwide, Inc. | Three dimensional thermoforming and lamination |
CN112659524B (zh) * | 2021-02-21 | 2022-05-10 | 中山市协和塑胶制品有限公司 | 一种带有加热装置的吸塑机 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5046770A (ja) * | 1973-01-31 | 1975-04-25 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1042776A (ja) * | 1900-01-01 | |||
NL291940A (ja) * | 1962-04-30 | 1900-01-01 | ||
US3531555A (en) * | 1963-03-01 | 1970-09-29 | Haskon Inc | Process for forming foamed containers |
US3338997A (en) * | 1963-03-14 | 1967-08-29 | Dow Chemical Co | Method and apparatus for forming plastic containers |
FR1399307A (fr) * | 1963-07-02 | 1965-05-14 | Haveg Industries Inc | Récipients en mousse de plastique, pour liquides chauds |
US3260781A (en) * | 1963-07-02 | 1966-07-12 | Haveg Industries Inc | Process for thermoforming a shrinkresistant foamed polystyrene cup |
US3342914A (en) * | 1964-07-13 | 1967-09-19 | Illinois Tool Works | Method and apparatus for deep draw molding |
US3789095A (en) * | 1965-08-19 | 1974-01-29 | T Winstead | Continuous method of manufacturing articles from foamed thermoplastic material |
DE1729058A1 (de) * | 1967-04-25 | 1972-03-09 | Thiel Alfons W | Verfahren und Vorrichtung zum Verformen von aufgeschaeumter Folie aus thermoplastischem Material,beispielsweise aufgeschaeumtem Polystyrol |
BE754731A (fr) * | 1969-08-25 | 1971-01-18 | Nest Pack Spa | Machine rotative de formage par le vide pour bandes de matiere synthetique thermoplastique et bandes de matiere expansee en mousse |
US3933562A (en) * | 1970-07-13 | 1976-01-20 | United States Steel Corporation | Method of laminating a plastic sheet onto a surface of a hollow body |
US3814784A (en) * | 1971-02-08 | 1974-06-04 | Monsanto Co | Forming deep articles having relatively balanced molecular orientation |
DE2163759C3 (de) * | 1971-02-13 | 1980-11-27 | Omv Spa Off Mecc Veronese | Verfahren und Vorrichtung zum Anformen eines umlaufenden Wulstes am Rand eines oben offenen Behälters |
US4025275A (en) * | 1973-01-31 | 1977-05-24 | Maurice Paul Gournelle | Apparatus for the production of containers and objects made of thermoplastic materials, carrying printed motifs |
US3917770A (en) * | 1973-11-07 | 1975-11-04 | Mobil Oil Corp | Method of thermoforming thermoplastic foam material |
US3978182A (en) * | 1973-12-26 | 1976-08-31 | Mobil Oil Corporation | Method for extruding a polystyrene foam with variations in mass concentration across the sheet and thermoforming the sheet |
CH601073A5 (ja) * | 1975-11-04 | 1978-06-30 | Anders Ruben Rausing |
-
1978
- 1978-09-15 US US05/942,836 patent/US4239727A/en not_active Expired - Lifetime
-
1979
- 1979-08-20 CA CA000334110A patent/CA1140715A/en not_active Expired
- 1979-08-22 AU AU50171/79A patent/AU524203B2/en not_active Ceased
- 1979-09-14 ES ES484170A patent/ES484170A1/es not_active Expired
- 1979-09-14 DE DE7979301890T patent/DE2965668D1/de not_active Expired
- 1979-09-14 EP EP79301890A patent/EP0010847B1/en not_active Expired
- 1979-09-14 JP JP11866279A patent/JPS5559920A/ja active Granted
-
1980
- 1980-12-04 US US06/212,920 patent/US4359160A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5046770A (ja) * | 1973-01-31 | 1975-04-25 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989005722A1 (en) * | 1987-12-15 | 1989-06-29 | Toyo Seikan Kaisha, Ltd. | Method of manufacturing deep-drawn plastic container |
JP2007223097A (ja) * | 2006-02-22 | 2007-09-06 | Matsushita Electric Works Ltd | 熱可塑性樹脂シート |
JP2012218338A (ja) * | 2011-04-12 | 2012-11-12 | Sekisui Chem Co Ltd | 耐燃焼性成形体の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
AU524203B2 (en) | 1982-09-02 |
EP0010847B1 (en) | 1983-06-15 |
CA1140715A (en) | 1983-02-08 |
DE2965668D1 (en) | 1983-07-21 |
ES484170A1 (es) | 1980-09-01 |
EP0010847A1 (en) | 1980-05-14 |
JPS6332610B2 (ja) | 1988-06-30 |
AU5017179A (en) | 1980-03-20 |
US4239727A (en) | 1980-12-16 |
US4359160A (en) | 1982-11-16 |
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