CA1283592C - Preparation of laminated material - Google Patents

Preparation of laminated material

Info

Publication number
CA1283592C
CA1283592C CA000538768A CA538768A CA1283592C CA 1283592 C CA1283592 C CA 1283592C CA 000538768 A CA000538768 A CA 000538768A CA 538768 A CA538768 A CA 538768A CA 1283592 C CA1283592 C CA 1283592C
Authority
CA
Canada
Prior art keywords
stalks
sheets
sheet
laminated material
adhesive
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 - Lifetime
Application number
CA000538768A
Other languages
English (en)
French (fr)
Inventor
Shin Shimizu
Tsugane Tanaka
Osamu Ohara
Taisei Inoue
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koyo Sangyo Co Ltd
Original Assignee
Koyo Sangyo Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koyo Sangyo Co Ltd filed Critical Koyo Sangyo Co Ltd
Application granted granted Critical
Publication of CA1283592C publication Critical patent/CA1283592C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/03Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers with respect to the orientation of features
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/14Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood board or veneer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/13Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board all layers being exclusively wood
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/10Removing layers, or parts of layers, mechanically or chemically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/18Handling of layers or the laminate
    • B32B38/1808Handling of layers or the laminate characterised by the laying up of the layers
    • B32B38/1816Cross feeding of one or more of the layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/0012Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028Stretching, elongating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/10Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102Insulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/304Insulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2317/00Animal or vegetable based
    • B32B2317/16Wood, e.g. woodboard, fibreboard, woodchips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2419/00Buildings or parts thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2479/00Furniture
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1052Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1059Splitting sheet lamina in plane intermediate of faces
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1052Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1062Prior to assembly
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1052Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1062Prior to assembly
    • Y10T156/1075Prior to assembly of plural laminae from single stock and assembling to each other or to additional lamina
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24058Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • Y10T428/24066Wood grain
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24058Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • Y10T428/24124Fibers
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24132Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in different layers or components parallel
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24174Structurally defined web or sheet [e.g., overall dimension, etc.] including sheet or component perpendicular to plane of web or sheet
    • Y10T428/24182Inward from edge of web or sheet
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/249921Web or sheet containing structurally defined element or component
    • Y10T428/249924Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/24994Fiber embedded in or on the surface of a polymeric matrix
    • Y10T428/249942Fibers are aligned substantially parallel
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31971Of carbohydrate
    • Y10T428/31975Of cellulosic next to another carbohydrate
    • Y10T428/31978Cellulosic next to another cellulosic
    • Y10T428/31982Wood or paper
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31971Of carbohydrate
    • Y10T428/31989Of wood

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Laminated Bodies (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
CA000538768A 1986-06-11 1987-06-03 Preparation of laminated material Expired - Lifetime CA1283592C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13551686 1986-06-11
JP61-135516 1986-06-11

Publications (1)

Publication Number Publication Date
CA1283592C true CA1283592C (en) 1991-04-30

Family

ID=15153588

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000538768A Expired - Lifetime CA1283592C (en) 1986-06-11 1987-06-03 Preparation of laminated material

Country Status (7)

Country Link
US (2) US4818321A (en])
JP (1) JPS63107505A (en])
CN (1) CN1004542B (en])
AU (1) AU599660B2 (en])
CA (1) CA1283592C (en])
IN (1) IN168251B (en])
MX (1) MX169189B (en])

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GB8626026D0 (en) * 1986-10-30 1986-12-03 Ici Plc Sensor
DE3917452C1 (en]) * 1989-05-30 1990-10-25 Inter-Wood-Maschinen Gmbh & Co Kg, 8923 Lechbruck, De
FR2648743B1 (fr) * 1989-06-22 1993-05-07 Atayi Ayikoue Materiau de construction obtenu a partir de residus vegetaux et son procede d'obtention
DE3936314A1 (de) * 1989-11-01 1991-05-02 Linck Masch Gatterlinck Mehrschichtmassivholzerzeugnisse wie balken, bretter und leimbinder sowie verfahren zu deren herstellung
JP2767476B2 (ja) * 1989-12-28 1998-06-18 朝日ウッドテック株式会社 集成合板
HU209398B (en) * 1990-05-11 1994-05-30 Cellken Termeloe Fejlesztoe Plain or shaped industrial plate and method for producing same
CA2048388C (en) * 1990-08-16 1996-12-03 Yasuo Tamura Laminated material and process for manufacturing the same
FR2677575B1 (fr) * 1991-06-13 1994-04-15 Michel Pageaud Procede permettant la preparation des brins de paille pour favoriser le paillage des chaises.
US5248541A (en) * 1992-03-06 1993-09-28 Tilby Sydney E Board of non-timber hardwood-replacement lumber
EP0666155B1 (en) * 1994-01-28 1998-04-08 Forestry And Forest Products Research Institute Wood piled with split and disrupted pieces and its manufacturing method and manufacturing apparatus
US5505238A (en) * 1994-02-14 1996-04-09 The Forestry And Forest Products Research Institute Apparatus for composite wood product manufacturing
JP2774068B2 (ja) * 1994-08-19 1998-07-09 光洋産業株式会社 集合体の熱圧成形方法
US5675951A (en) * 1995-10-12 1997-10-14 Gow; Robert H. Bamboo workpiece, molding and trim and method for making
US20030049428A1 (en) * 1996-08-14 2003-03-13 Ryan Dale B. Cellulose-based end-grain core material and composites
US5725929A (en) * 1996-08-20 1998-03-10 Fiber Technologies, Inc. Reinforced wood
US5939209A (en) * 1997-04-22 1999-08-17 Tachi-S Co., Ltd. Panel formed from sorghum millet fibers and method for forming the same
US5976644A (en) * 1997-06-13 1999-11-02 Amati Bambu Ltd. Process for treating bamboo and articles made by the process
US6197414B1 (en) * 1997-12-25 2001-03-06 Matsushita Electric Works, Ltd. Fiberboard and manufacturing method thereof
CN1230386A (zh) * 1998-03-27 1999-10-06 江苏南浦机电集团股份有限公司 植物纤维餐具、食品和物品包装制品及其生产方法
EP1115942B1 (en) * 1998-06-17 2017-02-15 TreeFree Biomass Solutions, Inc. Arundo donax composite panel and method for producing same
US6162312A (en) * 1999-01-19 2000-12-19 Abney; Dennis R. Method of making a resin impregnated composite wood product from waste, scrap, and used wood
KR100331960B1 (ko) * 2000-02-24 2002-04-09 마사아키 미야기 나무섬유판 적층방법
WO2003035341A1 (fr) * 2001-10-26 2003-05-01 Uniwood Corporation Materiau a base de bois composite lamelle et procede de fabrication de ce materiau
KR100700634B1 (ko) * 2002-05-03 2007-03-27 재단법인서울대학교산학협력재단 농산 폐자원-목재 파티클 복합재
US20050048273A1 (en) * 2003-07-16 2005-03-03 Ryan Dale B. Reinforced composites and system and method for making same
US20060070325A1 (en) * 2004-04-20 2006-04-06 Tryggvi Magnusson Hardwood flooring board
FR2885617B1 (fr) * 2005-05-12 2010-01-08 Stephan Vogel Blocs en bois agglomere
JP4871790B2 (ja) * 2007-05-31 2012-02-08 光洋産業株式会社 積層材の製造方法
EP2178683A1 (en) * 2007-07-09 2010-04-28 SCA Forest Products AB Method of manufacturing edge glued laminated panels and edge glued laminated panels manufactured according to said method
US8347506B2 (en) * 2008-12-08 2013-01-08 Wolf, Incorporated Method for producing engineered wood flooring and product
CN101607410B (zh) * 2009-03-12 2012-11-28 刘金忠 葵花秆层积板制片组坯方法及压制工艺
ES2370551B1 (es) * 2009-06-03 2012-10-25 Marcos Díaz Caldera Nueva lámina flexible de tejido de fibra vegetal, procedimiento para su obtención y aplicaciones.
JP5358402B2 (ja) * 2009-11-10 2013-12-04 光洋産業株式会社 積層材の製造方法
JP4839402B2 (ja) * 2009-12-24 2011-12-21 フクビ化学工業株式会社 断熱材
CN101870132A (zh) * 2010-06-21 2010-10-27 安吉县城峰竹制品有限公司 一种竹梁的制作方法
US9604393B2 (en) * 2011-02-02 2017-03-28 Nanjing University Of Technology Dafeng Institute Of Marine Industry Wet process of fabricating fiber wall panels
JP5613080B2 (ja) * 2011-02-22 2014-10-22 光洋産業株式会社 植物茎を用いたボード及び複合ボード並びにそれらの製造方法
US8834305B2 (en) * 2011-06-28 2014-09-16 Bamshaft, Inc. Reinforced bamboo lacrosse shaft
CN102555015B (zh) * 2012-03-09 2014-12-17 刘成坤 利用玉米秸秆加工人造板的方法
CN103406972B (zh) * 2013-07-16 2015-05-06 福建农林大学 一种香蕉秆重组材及其制作方法
EP3548279A4 (en) * 2016-12-05 2020-09-09 Louisiana-Pacific Corporation PROCESS FOR MANUFACTURING OSB PANELS WITH ACOUSTIC CUSHIONING PROPERTIES
CN107224173A (zh) * 2017-06-27 2017-10-03 界首市胜满亿木业有限公司 一种层式热压成型的木制衣架
US20190105871A1 (en) * 2017-10-06 2019-04-11 Neauvotec, LLC Process for creating plyfiber sheets for construction applications
RU2708323C1 (ru) * 2018-12-24 2019-12-05 Федеральное государственное бюджетное образовательное учреждение высшего образования "Сибирский государственный университет науки и технологий имени академика М.Ф. Решетнева" (СибГУ им. М.Ф. Решетнева) Способ изготовления древесностружечных плит
CN110027072B (zh) * 2019-04-10 2020-08-21 南京林业大学 一种竹片整形装置和方法

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US67320A (en) * 1867-07-30 Louis klein
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US1465383A (en) * 1920-03-17 1923-08-21 Frank J Walsh Composite lumber
US1645812A (en) * 1925-09-24 1927-10-18 Winchester Repeating Arms Co Process for the manufacture of split-bamboo fishing rods
US1688569A (en) * 1927-06-06 1928-10-23 Wensel Theodor Built-up shaft or rod and the like and method of producing same
US2256946A (en) * 1939-05-27 1941-09-23 Hill Howard Bowstave or the like
USRE30636E (en) * 1972-03-24 1981-06-02 Macmillan Bloedel Limited Products of converted lignocellulosic materials
JPS5139617B2 (en]) * 1972-08-30 1976-10-28
AU570289B2 (en) * 1983-11-23 1988-03-10 Commonwealth Scientific And Industrial Research Organisation Producing reconsolidated wood products
AU563123B2 (en) * 1983-11-23 1987-06-25 Valjul Pty Ltd Improvements in manufacture of reconsolidated wood products

Also Published As

Publication number Publication date
AU7371687A (en) 1987-12-17
US4968549A (en) 1990-11-06
MX169189B (es) 1993-06-24
US4818321A (en) 1989-04-04
IN168251B (en]) 1991-03-02
CN1004542B (zh) 1989-06-21
AU599660B2 (en) 1990-07-26
CN87104121A (zh) 1987-12-30
JPS63107505A (ja) 1988-05-12

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