HK1014686A1 - Polystyrene foam sheet and process of making same - Google Patents
Polystyrene foam sheet and process of making sameInfo
- Publication number
- HK1014686A1 HK1014686A1 HK98116093A HK98116093A HK1014686A1 HK 1014686 A1 HK1014686 A1 HK 1014686A1 HK 98116093 A HK98116093 A HK 98116093A HK 98116093 A HK98116093 A HK 98116093A HK 1014686 A1 HK1014686 A1 HK 1014686A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- foam sheet
- polystyrene foam
- making same
- polystyrene
- making
- Prior art date
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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
- B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
-
- 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
- B29C51/14—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 using multilayered preforms or sheets
-
- 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
- B29C51/08—Deep drawing or matched-mould forming, i.e. using mechanical means only
-
- 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
-
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249986—Void-containing component contains also a solid fiber or solid particle
-
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
-
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249991—Synthetic resin or natural rubbers
- Y10T428/249992—Linear or thermoplastic
-
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249991—Synthetic resin or natural rubbers
- Y10T428/249992—Linear or thermoplastic
- Y10T428/249993—Hydrocarbon polymer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/081,043 US5362436A (en) | 1993-06-22 | 1993-06-22 | Polystyrene foam sheet useful for forming deep drawn articles, a process to produce those articles, and the deep drawn articles |
PCT/US1994/006921 WO1995000320A1 (en) | 1993-06-22 | 1994-06-17 | Polystyrene foam sheet and process of making same |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1014686A1 true HK1014686A1 (en) | 1999-09-30 |
Family
ID=22161760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98116093A HK1014686A1 (en) | 1993-06-22 | 1998-12-28 | Polystyrene foam sheet and process of making same |
Country Status (19)
Country | Link |
---|---|
US (2) | US5362436A (ja) |
EP (1) | EP0706452B1 (ja) |
CN (1) | CN1050566C (ja) |
AP (1) | AP569A (ja) |
AT (1) | ATE189647T1 (ja) |
AU (1) | AU681685B2 (ja) |
BG (1) | BG62282B1 (ja) |
CA (1) | CA2166120C (ja) |
CZ (1) | CZ284599B6 (ja) |
DE (1) | DE69422986T2 (ja) |
ES (1) | ES2142949T3 (ja) |
FI (1) | FI111850B (ja) |
HK (1) | HK1014686A1 (ja) |
HU (1) | HU218821B (ja) |
NZ (1) | NZ268517A (ja) |
PL (1) | PL173949B1 (ja) |
RU (1) | RU2133671C1 (ja) |
TW (1) | TW305859B (ja) |
WO (1) | WO1995000320A1 (ja) |
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US5667747A (en) * | 1995-03-22 | 1997-09-16 | Harding Product Supply Ltd. | Vacuum formed three-dimensional surface article |
PL181611B1 (pl) * | 1996-02-07 | 2001-08-31 | Convenience Food Sys Bv | Sposób wytwarzania otwartych pojemników i urzadzeniedo wytwarzania otwartych pojemników PL PL |
CH691447A5 (de) * | 1996-02-07 | 2001-07-31 | Convenience Food Sys Bv | Formungswerkzeug zur Herstellung von offenen Behältern durch Thermoformung von flächigem, geschäumtem Material. |
EP0912333A4 (en) * | 1996-05-06 | 2001-02-28 | Solo Cup Co | FOAM FILM MADE OF POLYSTYRENE FOR THE PRODUCTION OF DRAWN MOLDED PARTS, AND DRAWN MOLDED PARTS MADE THEREFOR |
US5736075A (en) * | 1996-10-22 | 1998-04-07 | C.J. Associates, Ltd. | Method of forming a molded product using a freezing step |
US5976288A (en) * | 1997-01-10 | 1999-11-02 | Ekendahl; Lars O. | Method of forming a molded, multi-layer structure |
JPH11105207A (ja) * | 1997-10-02 | 1999-04-20 | Sumitomo Chem Co Ltd | 光拡散性積層樹脂板 |
IT1304580B1 (it) * | 1998-06-12 | 2001-03-19 | Ccpl | Processo per la fabbricazione di vassoi per carne. |
CA2281047A1 (en) * | 1998-10-14 | 2000-04-14 | Premark Rwp Holdings, Inc. | Solid surface veneer foam core profile top and methods for making and using same |
US6245266B1 (en) * | 1999-03-15 | 2001-06-12 | Sealed Air Corp. (Us) | Method for making oriented polyethylene foam and foam produced thereby |
US6583211B1 (en) * | 2000-12-12 | 2003-06-24 | Thomas A. Wayts | Moldable composite material |
US6919512B2 (en) * | 2001-10-03 | 2005-07-19 | Schlumberger Technology Corporation | Field weldable connections |
US6786992B2 (en) * | 2002-06-11 | 2004-09-07 | Airdex International, Inc. | Method of making a dunnage platform |
US20080251487A1 (en) * | 2002-10-30 | 2008-10-16 | Semersky Frank E | Overmolded container having a foam layer |
KR20060090163A (ko) * | 2003-05-17 | 2006-08-10 | 마이크로그린 폴리머스, 인코포레이티드 | 재생 재료로부터 완전 재생성 발포 중합체의 제조 |
US9296126B2 (en) * | 2003-05-17 | 2016-03-29 | Microgreen Polymers, Inc. | Deep drawn microcellularly foamed polymeric containers made via solid-state gas impregnation thermoforming |
US20180161076A1 (en) * | 2003-10-27 | 2018-06-14 | Honeywell International Inc. | Foaming agents and compositions containing fluorine substituted olefins, and methods of foaming |
GR1004968B (el) * | 2004-09-23 | 2005-09-08 | Weply Limited | Διογκωμενο πολυστυρενιο με δυνατοτητα απορροφησης υγρασιας στο εσωτερικο του, μονοστρωματικο, χωρις επιφανειακη επικαλυψη με μεμβρανες (μη λαμιναρισμενο). παραγομενα προϊοντα και μεθοδος |
US7818866B2 (en) | 2005-05-27 | 2010-10-26 | Prairie Packaging, Inc. | Method of reinforcing a plastic foam cup |
US7814647B2 (en) | 2005-05-27 | 2010-10-19 | 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 |
US7704347B2 (en) | 2005-05-27 | 2010-04-27 | Prairie Packaging, Inc. | Reinforced plastic foam cup, method of and apparatus for manufacturing same |
ITMO20050135A1 (it) * | 2005-06-03 | 2006-12-04 | Coopbox Europ S P A | Procedimento per la produzione di polistirolo espanso. |
US7945531B2 (en) * | 2005-09-16 | 2011-05-17 | Microsoft Corporation | Interfaces for a productivity suite application and a hosted user interface |
US7963397B2 (en) * | 2006-02-09 | 2011-06-21 | Seagle Vance L | Modular, knock-down, light weight, thermally insulating, tamper proof shipping container and fire retardant shipping container bag |
US7689481B2 (en) * | 2006-02-15 | 2010-03-30 | Airdex International, Inc. | Light weight, strong, fire retardant dunnage platform bag and system of loading, dispensing and using bag |
DE102006012990A1 (de) * | 2006-03-22 | 2007-09-27 | Bayer Materialscience Ag | Flammgeschützte schlagzähmodifizierte Polycarbonat-Zusammensetzungen |
WO2007133200A2 (en) * | 2006-05-09 | 2007-11-22 | Carrier Corporation | Composite cover for transport refrigeration unit and method of fabricating |
US20080057295A1 (en) * | 2006-09-01 | 2008-03-06 | Fina Technology, Inc. | Engravable board |
US20080057294A1 (en) * | 2006-09-01 | 2008-03-06 | Fina Technology, Inc. | High impact polystyrene tile |
US8877331B2 (en) * | 2007-01-17 | 2014-11-04 | MicroGREEN Polymers | Multi-layered foamed polymeric objects having segmented and varying physical properties and related methods |
EP2160290B1 (en) | 2007-01-17 | 2011-12-14 | Microgreen Polymers, Inc. | Multi-layer foamed polymeric object |
US20100052201A1 (en) * | 2008-03-03 | 2010-03-04 | Microgreen Polymers, Inc. | Foamed cellular panels and related methods |
US8568125B2 (en) | 2008-04-14 | 2013-10-29 | Microgreen Polymers Inc. | Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs |
US8080194B2 (en) | 2008-06-13 | 2011-12-20 | Microgreen Polymers, Inc. | Methods and pressure vessels for solid-state microcellular processing of thermoplastic rolls or sheets |
US20110274900A1 (en) * | 2008-08-25 | 2011-11-10 | Alexandra Megally | Multilayer Thermoplastic Sheet Materials And Thermoformed Articles Prepared Therefrom |
US8827197B2 (en) * | 2008-11-04 | 2014-09-09 | Microgreen Polymers Inc | Apparatus and method for interleaving polymeric roll for gas impregnation and solid-state foam processing |
FR2943268B1 (fr) * | 2009-03-20 | 2014-02-28 | Arcil | Moule de thermofromage a isolation thermique et procede associe. |
FI123620B (fi) | 2009-04-03 | 2013-08-15 | Maricap Oy | Menetelmä ja väline jätteenkäsittelyssä |
DE202009007494U1 (de) | 2009-05-26 | 2009-09-17 | Dow Global Technologies, Inc., Midland | Mehrschichtige thermoplastische Blattmaterialien und daraus hergestellte thermogeformte Gegenstände |
US20110195165A1 (en) * | 2010-02-08 | 2011-08-11 | Cahill John E | Material and sheet for packaging bacon and/or other meats, and methods for making and using the same |
US8828170B2 (en) | 2010-03-04 | 2014-09-09 | Pactiv LLC | Apparatus and method for manufacturing reinforced containers |
EP2560818B1 (en) | 2010-04-19 | 2015-08-26 | Microgreen Polymers, Inc. | A method for joining thermoplastic polymer material |
EP2361759B1 (en) * | 2010-07-01 | 2012-09-26 | COOPBOX Eastern S.r.o. | Sheet of plastic material, tray for a food product obtained from said sheet, packaging comprising said tray and related manufacture method |
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 |
US20140349094A1 (en) * | 2011-12-06 | 2014-11-27 | 3M Innovative Properties Company | Monolithic multilayer article |
JP6134339B2 (ja) | 2012-02-29 | 2017-05-24 | マイクログリーン ポリマーズ,インク. | 熱可塑性材料内へのガス注入方法および関連システム |
WO2014110594A1 (en) | 2013-01-14 | 2014-07-17 | Microgreen Polymers, Inc. | Systems for unwinding a roll of thermoplastic material interleaved with a porous material, and related methods |
CN105197344A (zh) | 2014-06-25 | 2015-12-30 | 艾尔戴克斯国际公司 | 承载结构 |
WO2016049049A1 (en) | 2014-09-23 | 2016-03-31 | Dart Container Corporation | Insulated container and methods of making and assembling |
JP6797736B2 (ja) * | 2017-03-31 | 2020-12-09 | 積水化成品工業株式会社 | 複合発泡体及びその製造方法 |
EP4155046A1 (en) * | 2021-12-23 | 2023-03-29 | SABIC Global Technologies B.V. | Foamed assembly |
Family Cites Families (18)
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US3141595A (en) | 1962-07-20 | 1964-07-21 | Illinois Tool Works | Container |
US3531555A (en) * | 1963-03-01 | 1970-09-29 | Haskon Inc | Process for forming foamed containers |
GB1050635A (ja) * | 1963-03-14 | |||
US3338997A (en) * | 1963-03-14 | 1967-08-29 | Dow Chemical Co | Method and apparatus for forming plastic containers |
US3260781A (en) * | 1963-07-02 | 1966-07-12 | Haveg Industries Inc | Process for thermoforming a shrinkresistant foamed polystyrene cup |
US3640668A (en) * | 1969-07-24 | 1972-02-08 | Packaging Ind Inc | Reentrant forming apparatus |
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 |
DE2522190B2 (de) * | 1975-05-17 | 1977-08-18 | Chemische Werke Hüls AG, 4370 Mari | Verwendung von folien auf der grundlage von styrolpolymerisaten zum herstellen von formkoerpern nach dem vakuumtiefziehverfahren |
US4214056A (en) * | 1978-05-19 | 1980-07-22 | Monsanto Company | Method for preparing a monoalkenyl aromatic polyblend having a dispersed rubber phase as particles with a bimodal particle size distribution |
US4239727A (en) * | 1978-09-15 | 1980-12-16 | Mobil Oil Corporation | Method and apparatus for thermoforming thermoplastic foam articles |
DE3035570A1 (de) * | 1980-09-20 | 1982-05-06 | Basf Ag, 6700 Ludwigshafen | Schlagfeste thermoplastische formmasse |
JPS58196239A (ja) * | 1982-05-11 | 1983-11-15 | Sekisui Plastics Co Ltd | 二次成形に適したポリスチレン系発泡シ−ト |
JPS59179545A (ja) * | 1983-03-29 | 1984-10-12 | Asahi Chem Ind Co Ltd | 補強スチレン系樹脂構造体 |
CA1335524C (en) * | 1988-04-11 | 1995-05-09 | Hideo Kasahara | Rubber-modified polystyrene resin composition |
JP2841303B2 (ja) * | 1989-12-12 | 1998-12-24 | 旭化成工業株式会社 | 発泡用樹脂組成物とその発泡成形体 |
JPH086013B2 (ja) * | 1990-03-06 | 1996-01-24 | 東レ株式会社 | 高光沢樹脂組成物 |
JPH04311755A (ja) * | 1991-04-11 | 1992-11-04 | Asahi Chem Ind Co Ltd | 難燃性スチレン系樹脂組成物 |
JP3329838B2 (ja) * | 1991-07-11 | 2002-09-30 | 電気化学工業株式会社 | スチレン系樹脂二軸延伸シート |
-
1993
- 1993-06-22 US US08/081,043 patent/US5362436A/en not_active Expired - Lifetime
-
1994
- 1994-03-18 US US08/210,821 patent/US5364696A/en not_active Expired - Lifetime
- 1994-06-17 EP EP94920770A patent/EP0706452B1/en not_active Expired - Lifetime
- 1994-06-17 TW TW083105506A patent/TW305859B/zh active
- 1994-06-17 HU HU9503804A patent/HU218821B/hu not_active IP Right Cessation
- 1994-06-17 PL PL94312578A patent/PL173949B1/pl not_active IP Right Cessation
- 1994-06-17 CA CA002166120A patent/CA2166120C/en not_active Expired - Lifetime
- 1994-06-17 DE DE69422986T patent/DE69422986T2/de not_active Expired - Fee Related
- 1994-06-17 CN CN94193023A patent/CN1050566C/zh not_active Expired - Fee Related
- 1994-06-17 CZ CZ9617A patent/CZ284599B6/cs not_active IP Right Cessation
- 1994-06-17 AU AU71754/94A patent/AU681685B2/en not_active Ceased
- 1994-06-17 AP APAP/P/1996/000776A patent/AP569A/en active
- 1994-06-17 AT AT94920770T patent/ATE189647T1/de not_active IP Right Cessation
- 1994-06-17 ES ES94920770T patent/ES2142949T3/es not_active Expired - Lifetime
- 1994-06-17 WO PCT/US1994/006921 patent/WO1995000320A1/en active IP Right Grant
- 1994-06-17 RU RU96103650A patent/RU2133671C1/ru not_active IP Right Cessation
- 1994-06-17 NZ NZ268517A patent/NZ268517A/en unknown
-
1995
- 1995-12-27 FI FI956285A patent/FI111850B/fi not_active IP Right Cessation
-
1996
- 1996-01-17 BG BG100288A patent/BG62282B1/bg unknown
-
1998
- 1998-12-28 HK HK98116093A patent/HK1014686A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI956285A (fi) | 1996-02-14 |
FI956285A0 (fi) | 1995-12-27 |
AP9600776A0 (en) | 1996-01-31 |
HU9503804D0 (en) | 1996-02-28 |
NZ268517A (en) | 1996-12-20 |
ES2142949T3 (es) | 2000-05-01 |
EP0706452B1 (en) | 2000-02-09 |
TW305859B (ja) | 1997-05-21 |
CN1128513A (zh) | 1996-08-07 |
WO1995000320A1 (en) | 1995-01-05 |
DE69422986T2 (de) | 2000-10-19 |
ATE189647T1 (de) | 2000-02-15 |
EP0706452A1 (en) | 1996-04-17 |
AU7175494A (en) | 1995-01-17 |
DE69422986D1 (de) | 2000-03-16 |
AU681685B2 (en) | 1997-09-04 |
AP569A (en) | 1996-11-25 |
PL312578A1 (en) | 1996-04-29 |
BG62282B1 (bg) | 1999-07-30 |
US5364696A (en) | 1994-11-15 |
EP0706452A4 (en) | 1997-03-05 |
BG100288A (bg) | 1996-07-31 |
CA2166120A1 (en) | 1995-01-05 |
HUT73319A (en) | 1996-07-29 |
HU218821B (hu) | 2000-12-28 |
CA2166120C (en) | 2005-04-12 |
US5362436A (en) | 1994-11-08 |
RU2133671C1 (ru) | 1999-07-27 |
PL173949B1 (pl) | 1998-05-29 |
CZ1796A3 (en) | 1996-07-17 |
FI111850B (fi) | 2003-09-30 |
CZ284599B6 (cs) | 1999-01-13 |
CN1050566C (zh) | 2000-03-22 |
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