SE7613078L - Polymerark - Google Patents

Polymerark

Info

Publication number
SE7613078L
SE7613078L SE7613078A SE7613078A SE7613078L SE 7613078 L SE7613078 L SE 7613078L SE 7613078 A SE7613078 A SE 7613078A SE 7613078 A SE7613078 A SE 7613078A SE 7613078 L SE7613078 L SE 7613078L
Authority
SE
Sweden
Prior art keywords
sheets
ribs
fabric texture
polymeric
recessed portions
Prior art date
Application number
SE7613078A
Other languages
English (en)
Swedish (sv)
Inventor
J H-H Hung
Original Assignee
Int Paper Co
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
Priority claimed from US05/634,908 external-priority patent/US4034751A/en
Application filed by Int Paper Co filed Critical Int Paper Co
Publication of SE7613078L publication Critical patent/SE7613078L/xx

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/01—Non-adhesive bandages or dressings
    • A61F13/01034—Non-adhesive bandages or dressings characterised by a property
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00089—Wound bandages
    • A61F2013/00157—Wound bandages for burns or skin transplants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00089—Wound bandages
    • A61F2013/00182—Wound bandages with transparent part
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00089—Wound bandages
    • A61F2013/00246—Wound bandages in a special way pervious to air or vapours
    • A61F2013/00263—Wound bandages in a special way pervious to air or vapours vapour permeability >500 g/m2/24h
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00365—Plasters use
    • A61F2013/00519—Plasters use for treating burn
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00727—Plasters means for wound humidity control
    • A61F2013/00731—Plasters means for wound humidity control with absorbing pads
    • A61F2013/00744—Plasters means for wound humidity control with absorbing pads containing non-woven
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00846—Plasters with transparent or translucent part
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00855—Plasters pervious to air or vapours
    • A61F2013/00876—Plasters pervious to air or vapours vapour permeability >500 g/mg/24h
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00902—Plasters containing means
    • A61F2013/0091—Plasters containing means with disinfecting or anaesthetics means, e.g. anti-mycrobic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F2013/15821—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F2013/53445—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad from several sheets
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24496—Foamed or cellular component
    • Y10T428/24504—Component comprises a polymer [e.g., rubber, etc.]
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/2457—Parallel ribs and/or grooves
    • 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.]
    • Y10T428/249978—Voids specified as micro
    • Y10T428/24998—Composite has more than two layers
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31652—Of asbestos
    • Y10T428/31663—As siloxane, silicone or silane

Landscapes

  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Hematology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Materials For Medical Uses (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
SE7613078A 1975-11-24 1976-11-23 Polymerark SE7613078L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/634,908 US4034751A (en) 1975-11-24 1975-11-24 Polymeric sheets as synthetic medical dressings or coverings for wounds
US05/735,671 US4175557A (en) 1975-11-24 1976-11-01 Polymeric sheets

Publications (1)

Publication Number Publication Date
SE7613078L true SE7613078L (sv) 1977-05-25

Family

ID=27092258

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7613078A SE7613078L (sv) 1975-11-24 1976-11-23 Polymerark
SE8205472A SE8205472D0 (sv) 1975-11-24 1982-09-24 Polymerark

Family Applications After (1)

Application Number Title Priority Date Filing Date
SE8205472A SE8205472D0 (sv) 1975-11-24 1982-09-24 Polymerark

Country Status (8)

Country Link
US (1) US4175557A (fr)
JP (1) JPS5275886A (fr)
BR (1) BR7607846A (fr)
CA (1) CA1094422A (fr)
FR (1) FR2351643A1 (fr)
GB (1) GB1565987A (fr)
NL (1) NL7612992A (fr)
SE (2) SE7613078L (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4289125A (en) * 1976-11-01 1981-09-15 International Paper Company Polymeric sheets
US4215686A (en) * 1979-04-06 1980-08-05 The United States Of America As Represented By The Secretary Of The Navy PCL Fabric/film laminate
US5120813A (en) * 1980-02-29 1992-06-09 Th. Goldschmidt Ag Moisture vapor permeable materials
GB2192142B (en) * 1986-07-04 1990-11-28 Johnson & Johnson Wound dressing
US6228116B1 (en) * 1987-12-22 2001-05-08 Walter J. Ledergerber Tissue expander
US5068101A (en) * 1988-03-25 1991-11-26 Johnson Products Co., Inc. Hair relaxer cream
SE500972C2 (sv) * 1992-03-30 1994-10-10 Moelnlycke Ab Förfarande och anordning för tillverkning av sårförband samt ett sårförband tillverkat medelst förfarandet
DE4426315C1 (de) * 1994-07-25 1996-03-21 Gore W L & Ass Gmbh Membran zur Regeneration von Körpergeweben und Verwendung der Membran als Wundabdeckung und Hautersatz
US6042592A (en) * 1997-08-04 2000-03-28 Meadox Medicals, Inc. Thin soft tissue support mesh
AU2002217880A1 (en) 2000-11-15 2002-05-27 Scimed Life Systems, Inc. Device and method for treating female urinary incontinence
US8033983B2 (en) 2001-03-09 2011-10-11 Boston Scientific Scimed, Inc. Medical implant
US7025772B2 (en) 2001-03-09 2006-04-11 Scimed Life Systems, Inc. System for implanting an implant and method thereof
US6936052B2 (en) 2001-03-09 2005-08-30 Boston Scientific Scimed, Inc. System for implanting an implant and method thereof
DE60331358D1 (de) 2002-12-17 2010-04-01 Boston Scient Ltd Abstandshalter für ein chirurgisches schlingeneinbringungssystem
AU2003294367B2 (en) * 2002-12-31 2009-11-12 Bsn Medical Gmbh Wound dressing
US7361138B2 (en) 2003-07-31 2008-04-22 Scimed Life Systems, Inc. Bioabsorbable casing for surgical sling assembly
CN1852691B (zh) 2003-09-17 2012-01-11 Bsn医疗有限责任公司 伤口敷料及其生产方法
US7531711B2 (en) 2003-09-17 2009-05-12 Ossur Hf Wound dressing and method for manufacturing the same
US7981023B2 (en) * 2005-07-25 2011-07-19 Boston Scientific Scimed, Inc. Elastic sling system and related methods
US20070187863A1 (en) * 2006-02-15 2007-08-16 Hsin Yung Chien Co., Ltd. Ultra-wide, anti-slippery rubber sheet and molding machine and method of fabricating the same
GB0606661D0 (en) 2006-04-03 2006-05-10 Brightwake Ltd Improvements relating to dressings
US8202316B2 (en) * 2008-01-29 2012-06-19 Ledergerber Walter J Modulating buttress saline mammary prosthesis
US8460760B2 (en) 2010-11-30 2013-06-11 United Technologies Corporation Coating a perforated surface
GB2493960B (en) 2011-08-25 2013-09-18 Brightwake Ltd Non-adherent wound dressing

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2813052A (en) * 1952-02-11 1957-11-12 Plastic Film Corp Composite moisture-proof plasticized fabric and method of making the same
US3099067A (en) * 1957-09-13 1963-07-30 Union Carbide Corp Plastic fibers
US3264155A (en) * 1961-05-05 1966-08-02 Rohm & Haas Method of making extensible fabric
US3132194A (en) * 1962-04-09 1964-05-05 Phillips Petroleum Co Preparation of microporous filamentous articles
US3310505A (en) * 1963-03-11 1967-03-21 Phillips Petroleum Co Production of thermoplastic materials
US3397106A (en) * 1964-09-16 1968-08-13 Du Pont Microcellular laminate
US3382309A (en) * 1964-10-01 1968-05-07 Johns Manville Method and apparatus for forming an end profile on asbestos-cement pipe
US3455306A (en) * 1966-02-25 1969-07-15 Int Playtex Corp Elastomeric girdle with spot bonded fabric lining
US3457919A (en) * 1966-06-22 1969-07-29 Smith & Nephew Adhesive surgical and other tapes,plasters,bandages,dressings,and the like
GB1218191A (en) * 1966-10-17 1971-01-06 Toray Industries Improvements relating to non-woven fibrous felt and methods of manufacturing such felt
US3783093A (en) * 1969-05-01 1974-01-01 American Cyanamid Co Fibrous polyethylene materials
US3700380A (en) * 1970-10-01 1972-10-24 Tecna Corp Surface or lining compatible with blood or other tissue
BE789293Q (fr) * 1970-12-07 1973-01-15 Parke Davis & Co Pansement medico-chirugical pour brulures et lesions analogues
US3762978A (en) * 1971-07-15 1973-10-02 Dow Corning Method for improving the adhesion between silicone elastomers

Also Published As

Publication number Publication date
GB1565987A (en) 1980-04-30
BR7607846A (pt) 1977-10-25
SE8205472L (sv) 1982-09-24
US4175557A (en) 1979-11-27
NL7612992A (nl) 1977-05-26
JPS5275886A (en) 1977-06-25
FR2351643A1 (fr) 1977-12-16
CA1094422A (fr) 1981-01-27
SE8205472D0 (sv) 1982-09-24

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