GB1451931A - Fire screening panels - Google Patents

Fire screening panels

Info

Publication number
GB1451931A
GB1451931A GB1546673A GB1546673A GB1451931A GB 1451931 A GB1451931 A GB 1451931A GB 1546673 A GB1546673 A GB 1546673A GB 1546673 A GB1546673 A GB 1546673A GB 1451931 A GB1451931 A GB 1451931A
Authority
GB
United Kingdom
Prior art keywords
sheet
ply
vitreous
polyurethane
plastics
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
GB1546673A
Other languages
English (en)
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.)
AGC Glass Europe SA
Glaverbel Mecaniver SA
Original Assignee
Glaverbel Mecaniver SA
Glaverbel Belgium 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
Application filed by Glaverbel Mecaniver SA, Glaverbel Belgium SA filed Critical Glaverbel Mecaniver SA
Priority to GB1546673A priority Critical patent/GB1451931A/en
Priority to NO741022A priority patent/NO134865C/no
Priority to FI851/74A priority patent/FI55705C/fi
Priority to IT67892/74A priority patent/IT1011610B/it
Priority to FR7410206A priority patent/FR2223323B1/fr
Priority to ZA00741919A priority patent/ZA741919B/xx
Priority to BE1005819A priority patent/BE812752A/xx
Priority to AU67174/74A priority patent/AU486174B2/en
Priority to DE2414575A priority patent/DE2414575C2/de
Priority to NL7404023A priority patent/NL7404023A/xx
Priority to IE00662/74A priority patent/IE39104B1/xx
Priority to JP49035518A priority patent/JPS582176B2/ja
Priority to AT257774A priority patent/AT343843B/de
Priority to CA196,287A priority patent/CA1049912A/en
Priority to CH416074A priority patent/CH599410A5/xx
Priority to ES1974202218U priority patent/ES202218Y/es
Priority to ES425119A priority patent/ES425119A1/es
Priority to SE7403833A priority patent/SE398342B/sv
Priority to US05/688,699 priority patent/US4071649A/en
Publication of GB1451931A publication Critical patent/GB1451931A/en
Expired 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
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/40Layered products comprising a layer of synthetic resin comprising polyurethanes
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/28Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • 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
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • B32B17/10064Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising at least two glass sheets, only one of which being an outer layer
    • 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
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • B32B17/10128Treatment of at least one glass sheet
    • B32B17/10137Chemical strengthening
    • 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
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10165Functional features of the laminated safety glass or glazing
    • B32B17/10174Coatings of a metallic or dielectric material on a constituent layer of glass or polymer
    • 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
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10165Functional features of the laminated safety glass or glazing
    • B32B17/10311Intumescent layers for fire protection
    • 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
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10761Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
    • 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
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/1077Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing polyurethane
    • 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
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • 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
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C27/00Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/06Joining glass to glass by processes other than fusing
    • 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
    • B32B2305/00Condition, form or state of the layers or laminate
    • B32B2305/02Cellular or porous
    • B32B2305/026Porous
    • 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
    • B32B2307/306Resistant to heat
    • B32B2307/3065Flame resistant or retardant, fire resistant or retardant
    • 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
    • B32B2307/70Other properties
    • B32B2307/724Permeability to gases, adsorption
    • B32B2307/7242Non-permeable
    • B32B2307/7244Oxygen barrier
    • 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
    • B32B2315/00Other materials containing non-metallic inorganic compounds not provided for in groups B32B2311/00 - B32B2313/04
    • B32B2315/08Glass
    • 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
    • B32B2329/00Polyvinylalcohols, polyvinylethers, polyvinylaldehydes, polyvinylketones or polyvinylketals
    • B32B2329/06PVB, i.e. polyinylbutyral
    • 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
    • B32B2375/00Polyureas; Polyurethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Fireproofing Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Special Wing (AREA)
GB1546673A 1973-03-30 1973-03-30 Fire screening panels Expired GB1451931A (en)

Priority Applications (19)

Application Number Priority Date Filing Date Title
GB1546673A GB1451931A (en) 1973-03-30 1973-03-30 Fire screening panels
NO741022A NO134865C (sv) 1973-03-30 1974-03-21
FI851/74A FI55705C (fi) 1973-03-30 1974-03-21 Eldavskaermande foerglasningspanel
IT67892/74A IT1011610B (it) 1973-03-30 1974-03-21 Vetrata antifuoco e procedimento per fabbricare questa vetrata
FR7410206A FR2223323B1 (sv) 1973-03-30 1974-03-25
ZA00741919A ZA741919B (en) 1973-03-30 1974-03-25 Panel and method for making such panel
BE1005819A BE812752A (fr) 1973-03-30 1974-03-25 Vitrage antifeu et procede de fabrication de ce vitrage
AU67174/74A AU486174B2 (en) 1973-03-30 1974-03-26 Fire-screening glazing panel and method for making such panel
DE2414575A DE2414575C2 (de) 1973-03-30 1974-03-26 Feuerabschirmende Verglasung und Verfahren zu deren Herstellung
NL7404023A NL7404023A (sv) 1973-03-30 1974-03-26
IE00662/74A IE39104B1 (en) 1973-03-30 1974-03-27 Fire screening panels
JP49035518A JPS582176B2 (ja) 1973-03-30 1974-03-28 カエンスクリ−ニングガラスパネル オヨビ ソノセイゾウホウ
AT257774A AT343843B (de) 1973-03-30 1974-03-28 Feuerabschirmende glasscheibe und verfahren zu deren herstellung
CA196,287A CA1049912A (en) 1973-03-30 1974-03-28 Fire screening glazing panel and a method of producing same
CH416074A CH599410A5 (sv) 1973-03-30 1974-03-28
ES1974202218U ES202218Y (es) 1973-03-30 1974-03-29 Vitral antifuego.
ES425119A ES425119A1 (es) 1973-03-30 1974-03-29 Procedimiento para la fabricacion de vitrales antifuego.
SE7403833A SE398342B (sv) 1973-03-30 1974-10-01 Eldavskermande forglasningspanel och sett for dess framstellning
US05/688,699 US4071649A (en) 1973-03-30 1976-05-21 Fireproof glasswork

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1546673A GB1451931A (en) 1973-03-30 1973-03-30 Fire screening panels
GB4353873 1973-09-17
GB4353673 1973-09-17

Publications (1)

Publication Number Publication Date
GB1451931A true GB1451931A (en) 1976-10-06

Family

ID=27257261

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1546673A Expired GB1451931A (en) 1973-03-30 1973-03-30 Fire screening panels

Country Status (15)

Country Link
JP (1) JPS582176B2 (sv)
AT (1) AT343843B (sv)
BE (1) BE812752A (sv)
CA (1) CA1049912A (sv)
CH (1) CH599410A5 (sv)
DE (1) DE2414575C2 (sv)
ES (2) ES425119A1 (sv)
FI (1) FI55705C (sv)
FR (1) FR2223323B1 (sv)
GB (1) GB1451931A (sv)
IE (1) IE39104B1 (sv)
IT (1) IT1011610B (sv)
NL (1) NL7404023A (sv)
NO (1) NO134865C (sv)
SE (1) SE398342B (sv)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2504117A1 (fr) * 1981-04-21 1982-10-22 Glaverbel Vitrage coupe-feu
FR2512008A1 (sv) * 1981-08-28 1983-03-04 Glaverbel
US5244709A (en) * 1989-12-23 1993-09-14 Glaverbel Fire screening, light-transmitting panels with intumescent material and exposed connection surfaces
WO2011027163A3 (en) * 2009-09-03 2011-04-28 Pilkington Group Limited Fire resistant glazings
EP2439064A1 (de) * 2010-10-05 2012-04-11 Schott AG Verbundscheibe
RU2450986C2 (ru) * 2006-06-15 2012-05-20 Агк Гласс Юроп Огнестойкое остекление

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2457037B2 (de) * 1974-12-03 1976-09-16 Flachglas Ag Delog-Detag, 4650 Gelsenkirchen Verglasungseinheit, insbesondere isolierglasscheibe, fuer brandschutzzwecke
DE2507244C2 (de) * 1975-02-20 1979-12-13 Bfg Glassgroup, Paris Lichtdurchlässige Brandschutz-Verbundscheibe, bestehend aus mindestens zwei Glasplatten und einer Zwischenschicht aus einem bei Hitzeeinwirkung expandierenden Ma terial
GB1604388A (en) * 1977-08-03 1981-12-09 Bfg Glassgroup Fire screening panels
JPS5842025U (ja) * 1981-09-16 1983-03-19 三菱重工業株式会社 テンタ−クリツプ
JPS5938030A (ja) * 1982-08-27 1984-03-01 Mitsubishi Heavy Ind Ltd テンタ−クリツプ
EP0207181A1 (en) * 1985-06-29 1987-01-07 Chii-Hsiung Lin Safety glass with dual heat reflecting layers
JPH02248348A (ja) * 1989-03-20 1990-10-04 Nippon Zeon Co Ltd 安全合せガラス中間膜組成物
US5547720A (en) * 1994-09-21 1996-08-20 Corning Incorporated Transparent, protective glazing unit
CH700398B1 (de) * 2009-02-10 2014-01-31 Vetrotech Saint Gobain Int Ag Brandschutzsicherheitsglas.
DE102010037966A1 (de) * 2010-10-05 2012-04-05 Schott Ag Verbundscheibe
CN109610993B (zh) * 2018-09-29 2020-09-29 镇江华核装备有限公司 人防设施用防辐射屏蔽材料
CN112226065B (zh) * 2019-07-15 2022-04-12 天津理工大学 一种具有保温隔热功能的玻璃贴膜及其制备方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2504117A1 (fr) * 1981-04-21 1982-10-22 Glaverbel Vitrage coupe-feu
FR2512008A1 (sv) * 1981-08-28 1983-03-04 Glaverbel
AT385950B (de) * 1981-08-28 1988-06-10 Glaverbel Feuerhemmender verglasungsbauteil und verfahren zu dessen herstellung
US5244709A (en) * 1989-12-23 1993-09-14 Glaverbel Fire screening, light-transmitting panels with intumescent material and exposed connection surfaces
RU2450986C2 (ru) * 2006-06-15 2012-05-20 Агк Гласс Юроп Огнестойкое остекление
WO2011027163A3 (en) * 2009-09-03 2011-04-28 Pilkington Group Limited Fire resistant glazings
EP2439064A1 (de) * 2010-10-05 2012-04-11 Schott AG Verbundscheibe

Also Published As

Publication number Publication date
IE39104L (en) 1974-09-30
JPS582176B2 (ja) 1983-01-14
FI55705C (fi) 1979-09-10
CA1049912A (en) 1979-03-06
IE39104B1 (en) 1978-08-02
NL7404023A (sv) 1974-10-02
AT343843B (de) 1978-06-26
JPS5018513A (sv) 1975-02-27
FI55705B (fi) 1979-05-31
BE812752A (fr) 1974-09-25
NO134865B (sv) 1976-09-20
IT1011610B (it) 1977-02-10
NO134865C (sv) 1976-12-29
DE2414575C2 (de) 1984-04-12
DE2414575A1 (de) 1974-10-17
ATA257774A (de) 1977-10-15
ES425119A1 (es) 1976-06-01
FR2223323A1 (sv) 1974-10-25
AU6717474A (en) 1975-10-02
CH599410A5 (sv) 1978-05-31
FR2223323B1 (sv) 1977-03-04
ES202218U (es) 1975-11-01
ES202218Y (es) 1976-02-16
SE398342B (sv) 1977-12-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee