FR94568E - Complexes de fibres minérales et de matieres thermoplastiques utilisables notamment comme sous-couches pour revetements destinés a assurer une isolation acoustique. - Google Patents

Complexes de fibres minérales et de matieres thermoplastiques utilisables notamment comme sous-couches pour revetements destinés a assurer une isolation acoustique.

Info

Publication number
FR94568E
FR94568E FR151671A FR151671A FR94568E FR 94568 E FR94568 E FR 94568E FR 151671 A FR151671 A FR 151671A FR 151671 A FR151671 A FR 151671A FR 94568 E FR94568 E FR 94568E
Authority
FR
France
Prior art keywords
complexes
sub
layers
sound insulation
thermoplastic materials
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
Application number
FR151671A
Other languages
English (en)
French (fr)
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.)
Compagnie de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain SA
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 FR117218A external-priority patent/FR1539907A/fr
Application filed by Compagnie de Saint Gobain SA filed Critical Compagnie de Saint Gobain SA
Priority claimed from FR151670A external-priority patent/FR94567E/fr
Priority to FR151671A priority Critical patent/FR94568E/fr
Priority to NO290368A priority patent/NO134166C/no
Priority to US3658633D priority patent/US3658633A/en
Priority to GB3655468A priority patent/GB1219023A/en
Priority to CH1169468A priority patent/CH498059A/fr
Priority to BE719191D priority patent/BE719191A/xx
Priority to ES356998A priority patent/ES356998A1/es
Priority to SE1065568A priority patent/SE343158B/xx
Priority to DE19681784432 priority patent/DE1784432C3/de
Priority to JP5586668A priority patent/JPS565663B1/ja
Priority to NL6811269A priority patent/NL158861B/xx
Priority to DK383468AA priority patent/DK141244B/da
Priority to FI224968A priority patent/FI50847C/fi
Publication of FR94568E publication Critical patent/FR94568E/fr
Application granted granted Critical
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4209—Inorganic fibres
    • D04H1/4218—Glass fibres
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02—Macromolecular compounds
    • C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4209—Inorganic fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/587—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives characterised by the bonding agents used
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
    • D04H1/645—Impregnation followed by a solidification process
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/002—Inorganic yarns or filaments
    • D04H3/004—Glass yarns or filaments
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/12—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with filaments or yarns secured together by chemical or thermo-activatable bonding agents, e.g. adhesives, applied or incorporated in liquid or solid form
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
    • E04F15/20—Separately-laid insulating layers; Other additional insulating measures; Floating floors for sound insulation
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0004—Compounds chosen for the nature of their cations
    • C04B2103/0006—Alkali metal or inorganic ammonium compounds
    • C04B2103/0009—Inorganic ammonium compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/44—Thickening, gelling or viscosity increasing agents
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/52—Sound-insulating materials
    • 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
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
    • Y10T428/249942—Fibers are aligned substantially parallel
    • Y10T428/249946—Glass fiber

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Civil Engineering (AREA)
  • Laminated Bodies (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Nonwoven Fabrics (AREA)
  • Building Environments (AREA)
  • Paper (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
FR151671A 1967-08-08 1968-05-14 Complexes de fibres minérales et de matieres thermoplastiques utilisables notamment comme sous-couches pour revetements destinés a assurer une isolation acoustique. Expired FR94568E (fr)

Priority Applications (13)

Application Number Priority Date Filing Date Title
FR151671A FR94568E (fr) 1967-08-08 1968-05-14 Complexes de fibres minérales et de matieres thermoplastiques utilisables notamment comme sous-couches pour revetements destinés a assurer une isolation acoustique.
NO290368A NO134166C (da) 1967-08-08 1968-07-23
US3658633D US3658633A (en) 1967-08-08 1968-07-25 Aggregates of mineral fibers and thermoplastic materials useful particularly as underlayers for structural sheathings for acoustic insulation
GB3655468A GB1219023A (en) 1967-08-08 1968-07-31 Sound insulating products made of mineral fibres and thermoplastic materials
CH1169468A CH498059A (fr) 1967-08-08 1968-08-05 Produit fibreux destiné à l'isolation acoustique, son procédé de fabrication et appareillage pour la mise en oeuvre de ce procédé
DE19681784432 DE1784432C3 (de) 1967-08-08 1968-08-07 Schalldämmender, elastischer Filz aus mit einem Elastomer gebundenen mineralischen Fasern, sowie Verfahren und Vorrichtung zu seiner Herstellung
BE719191D BE719191A (da) 1967-08-08 1968-08-07
ES356998A ES356998A1 (es) 1967-08-08 1968-08-07 Perfeccionamientos introducidos en la fabricacion de aisla-mientos acusticos.
SE1065568A SE343158B (da) 1967-08-08 1968-08-07
JP5586668A JPS565663B1 (da) 1967-08-08 1968-08-08
NL6811269A NL158861B (nl) 1967-08-08 1968-08-08 Werkwijze voor het vervaardigen van een elastisch materiaal, alsmede het aldus gevormd voortbrengsel uit elastisch materiaal.
DK383468AA DK141244B (da) 1967-08-08 1968-08-08 Fremgangsmåde til fremstilling af elastiske produkter til anvendelse i forening med bøjelige eller stive gulv- eller murbelægninger.
FI224968A FI50847C (fi) 1967-08-08 1968-08-08 Menetelmä joustavan tuotteen valmistamiseksi, joka on tarkoitettu yhdi stettäväksi pehmeiden tai jäykkien seinä- tai lattiapäällysteiden kans sa akustisen eristyksen parantamiseksi.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR117218A FR1539907A (fr) 1967-08-08 1967-08-08 Complexes de fibres minérales et de matières thermoplastiques utilisables notamment comme sous-couches pour revêtements destinés à assurer une isolation acoustique
FR151671A FR94568E (fr) 1967-08-08 1968-05-14 Complexes de fibres minérales et de matieres thermoplastiques utilisables notamment comme sous-couches pour revetements destinés a assurer une isolation acoustique.
FR151670A FR94567E (fr) 1967-08-08 1968-05-14 Complexes de fibres minérales et de matieres thermoplastiques utilisables notamment comme sous-couches pour revetements destinés a assurer une isolation acoustique.

Publications (1)

Publication Number Publication Date
FR94568E true FR94568E (fr) 1969-09-12

Family

ID=27244401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR151671A Expired FR94568E (fr) 1967-08-08 1968-05-14 Complexes de fibres minérales et de matieres thermoplastiques utilisables notamment comme sous-couches pour revetements destinés a assurer une isolation acoustique.

Country Status (12)

Country Link
US (1) US3658633A (da)
JP (1) JPS565663B1 (da)
BE (1) BE719191A (da)
CH (1) CH498059A (da)
DK (1) DK141244B (da)
ES (1) ES356998A1 (da)
FI (1) FI50847C (da)
FR (1) FR94568E (da)
GB (1) GB1219023A (da)
NL (1) NL158861B (da)
NO (1) NO134166C (da)
SE (1) SE343158B (da)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL170870C (nl) * 1971-05-03 1983-01-03 Koninklijke Hoogovens En Staal Werkwijze voor het vuurvast bekleden van ovenwanden en een aldus vervaardigde metallurgische schachtoven.
BE791905A (fr) * 1971-11-25 1973-05-24 Saint Gobain Element de construction destine a realiser une isolation acoustique
JPS5230022Y2 (da) * 1972-11-06 1977-07-08
US3895143A (en) * 1973-03-16 1975-07-15 Nicolet Ind Inc Metal-fiber-latex-containing sheet materials
JPS5346978B2 (da) * 1974-08-02 1978-12-18
FR2329613A1 (fr) * 1975-10-31 1977-05-27 Chem Fab Corp Amortisseur acoustique et procede pour l'absorption du son
US4104426A (en) * 1975-11-28 1978-08-01 Mcdonnell Douglas Corporation Production of muffler material
US4357436A (en) * 1980-06-02 1982-11-02 Rm Industrial Products Company, Inc. Composite insulating material and process
JPS57157752A (en) * 1981-03-26 1982-09-29 Nissan Motor Every kind of cover for engine and their manufacture
GB2139950B (en) * 1983-04-28 1987-02-04 Honda Motor Co Ltd Composite sound and heat insulating board
JPH069968U (ja) * 1992-01-27 1994-02-08 忠司 酒井 カレンダー用日付標示具
US5324337A (en) * 1992-12-29 1994-06-28 Knauf Fiber Glass Gmbh Method for producing fiber product
ES2121668B1 (es) * 1995-07-24 1999-06-16 Insonorizantes Termico Acustic Perfeccionamientos en la fabricacion de paneles aislantes termoacusticos.
US5787677A (en) * 1995-10-18 1998-08-04 Owens Corning Fiberglas Technology, Inc. Garage door insulation system
US5965851A (en) * 1997-01-28 1999-10-12 Owens Corning Fiberglas Technology, Inc. Acoustically insulated apparatus
US20020096278A1 (en) * 2000-05-24 2002-07-25 Armstrong World Industries, Inc. Durable acoustical panel and method of making the same
SE0003349D0 (sv) * 2000-09-18 2000-09-18 Flaekt Ab Ljudabsorbent
WO2004024440A1 (en) * 2002-09-13 2004-03-25 Cta Acoustics, Inc. Improved sound absorbing material and process for making
FR2846989B1 (fr) * 2002-11-07 2005-07-01 Saint Gobain Isover Materiau en fibres minerales pour absorber le bruit d'impact
DE202005007293U1 (de) * 2005-05-07 2006-09-07 Kronospan Technical Co. Ltd., Engomi Paneele mit dreilagiger Trittschalldämpfung
US8734613B1 (en) * 2013-07-05 2014-05-27 Usg Interiors, Llc Glass fiber enhanced mineral wool based acoustical tile
PL2865799T3 (pl) * 2013-10-25 2018-11-30 Ursa Insulation, S.A. Sposób wytwarzania wyrobów izolacyjnych z wełny mineralnej o niskich emisjach formaldehydu
US10464846B2 (en) * 2017-08-17 2019-11-05 Usg Interiors, Llc Method for production of acoustical panels
CN110790564A (zh) * 2019-11-20 2020-02-14 林培双 一种利用废弃沥青制备隔音砖的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1503605A (en) * 1920-04-29 1924-08-05 C F Dahlberg Sound-deadening fiber board
US2285423A (en) * 1937-08-10 1942-06-09 Esser Wilhelm Sound absorbing material
US2666699A (en) * 1947-01-06 1954-01-19 Minnesota Mining & Mfg Precipitating size with chromium and aluminum salts
NL245012A (da) * 1958-11-05
US3121656A (en) * 1961-07-28 1964-02-18 Contours Unltd Moldable composition
US3509012A (en) * 1965-11-22 1970-04-28 Owens Corning Fiberglass Corp Composition and compound for treatment of glass fibers to improve elastomeric bonding
US3513065A (en) * 1967-04-19 1970-05-19 Owens Corning Fiberglass Corp Film faced fibrous body

Also Published As

Publication number Publication date
SE343158B (da) 1972-02-28
NL6811269A (da) 1969-02-11
CH498059A (fr) 1970-10-31
FI50847C (fi) 1976-08-10
DK141244C (da) 1980-08-11
JPS565663B1 (da) 1981-02-06
NO134166B (da) 1976-05-18
BE719191A (da) 1969-02-07
ES356998A1 (es) 1970-04-01
DK141244B (da) 1980-02-11
NL158861B (nl) 1978-12-15
US3658633A (en) 1972-04-25
DE1784432B2 (de) 1975-10-02
FI50847B (da) 1976-04-30
DE1784432A1 (de) 1972-03-16
GB1219023A (en) 1971-01-13
NO134166C (da) 1976-08-25

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