DE69331958D1 - Azeotropische Zusammensetzungen auf Basis von Perfluorethan und Distickstoffmonoxid - Google Patents

Azeotropische Zusammensetzungen auf Basis von Perfluorethan und Distickstoffmonoxid

Info

Publication number
DE69331958D1
DE69331958D1 DE69331958T DE69331958T DE69331958D1 DE 69331958 D1 DE69331958 D1 DE 69331958D1 DE 69331958 T DE69331958 T DE 69331958T DE 69331958 T DE69331958 T DE 69331958T DE 69331958 D1 DE69331958 D1 DE 69331958D1
Authority
DE
Germany
Prior art keywords
perfluoroethane
nitrous oxide
compositions based
azeotropic compositions
azeotropic
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 - Fee Related
Application number
DE69331958T
Other languages
English (en)
Other versions
DE69331958T2 (de
Inventor
Mark Brandon Shiflett
Akimichi Yokozeki
Barbara Haviland Minor
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25431131&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69331958(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE69331958D1 publication Critical patent/DE69331958D1/de
Application granted granted Critical
Publication of DE69331958T2 publication Critical patent/DE69331958T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
    • C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
    • C23G5/028—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
    • C23G5/02803—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/127—Mixtures of organic and inorganic blowing agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/149—Mixtures of blowing agents covered by more than one of the groups C08J9/141 - C08J9/143
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/30—Materials not provided for elsewhere for aerosols
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/044—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
    • C09K5/045—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds containing only fluorine as halogen
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/02—Inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/50—Solvents
    • C11D7/5036—Azeotropic mixtures containing halogenated solvents
    • C11D7/504—Azeotropic mixtures containing halogenated solvents all solvents being halogenated hydrocarbons
    • C11D7/505—Mixtures of (hydro)fluorocarbons
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/50—Solvents
    • C11D7/5036—Azeotropic mixtures containing halogenated solvents
    • C11D7/5068—Mixtures of halogenated and non-halogenated solvents
    • C11D7/5077—Mixtures of only oxygen-containing solvents
    • C11D7/5086—Mixtures of only oxygen-containing solvents the oxygen-containing solvents being different from alcohols, e.g. mixtures of water and ethers
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/50—Solvents
    • C11D7/5036—Azeotropic mixtures containing halogenated solvents
    • C11D7/5068—Mixtures of halogenated and non-halogenated solvents
    • C11D7/5095—Mixtures including solvents containing other heteroatoms than oxygen, e.g. nitriles, amides, nitroalkanes, siloxanes or thioethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/12—Organic compounds only containing carbon, hydrogen and oxygen atoms, e.g. ketone or alcohol
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2207/00—Foams characterised by their intended use
    • C08J2207/04—Aerosol, e.g. polyurethane foam spray
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/10—Components
    • C09K2205/106—Carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/10—Components
    • C09K2205/12—Hydrocarbons
    • C09K2205/128—Perfluorinated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/10—Components
    • C09K2205/132—Components containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/32—The mixture being azeotropic
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/28—Organic compounds containing halogen
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/32—Organic compounds containing nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Lubricants (AREA)
DE1993631958 1992-07-10 1993-06-28 Azeotropische Zusammensetzungen auf Basis von Perfluorethan und Distickstoffmonoxid Expired - Fee Related DE69331958T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91193892A 1992-07-10 1992-07-10

Publications (2)

Publication Number Publication Date
DE69331958D1 true DE69331958D1 (de) 2002-06-27
DE69331958T2 DE69331958T2 (de) 2002-11-28

Family

ID=25431131

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69310737T Revoked DE69310737T2 (de) 1992-07-10 1993-06-28 Azeotropische zusammensetzungen auf basis von perfluorethan und trifluormethan
DE1993631958 Expired - Fee Related DE69331958T2 (de) 1992-07-10 1993-06-28 Azeotropische Zusammensetzungen auf Basis von Perfluorethan und Distickstoffmonoxid

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69310737T Revoked DE69310737T2 (de) 1992-07-10 1993-06-28 Azeotropische zusammensetzungen auf basis von perfluorethan und trifluormethan

Country Status (6)

Country Link
EP (2) EP0765924B1 (de)
JP (1) JPH07509225A (de)
DE (2) DE69310737T2 (de)
ES (1) ES2102045T3 (de)
HK (1) HK1001696A1 (de)
WO (1) WO1994001512A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3445377A1 (de) * 1983-12-23 1985-07-04 Sandoz-Patent-GmbH, 7850 Lörrach Carbocylische und heterocyclische carbonsaeureester und -amide von ueberbrueckten und nicht ueberbrueckten cyclischen stickstoffhaltigen aminen oder alkoholen
US5340490A (en) * 1993-07-14 1994-08-23 Alliedsignal Inc. Azeotrope-like compositions of trifluoromethane and carbon dioxide or hexafluoroethane and carbon dioxide
US5766503A (en) * 1994-12-16 1998-06-16 E. I. Du Pont De Nemours And Company Refrigeration process using azeotropic compositions of perfluoroethane and trifluoromethane
US5728315A (en) * 1996-05-01 1998-03-17 Alliedsignal Inc. Azeotrope-like compositions of trifluoromethane, carbon dioxide, ethane and hexafluoroethane
JPH11228945A (ja) * 1998-02-16 1999-08-24 Daikin Ind Ltd 冷媒組成物
DE10236491B4 (de) * 2002-08-09 2012-05-03 Air Liquide Deutschland Gmbh Reinigung mittels CO2 und N2O
DE10236493A1 (de) * 2002-08-09 2004-02-19 Messer Griesheim Gmbh Reinigungsmittel mit CO2 und N2O
BRPI0413895A (pt) * 2003-08-27 2006-10-24 Solvay Fluor Gmbh uso de uma mistura de agente de refrigeração
GB0610124D0 (en) * 2006-05-20 2006-06-28 Earthcare Products Ltd Natural alternatives to r410a refrigerant
JP2009019164A (ja) * 2007-07-13 2009-01-29 Shin Meiwa Ind Co Ltd 冷媒組成物及び冷凍装置
WO2017051021A1 (en) * 2015-09-24 2017-03-30 Linde Aktiengesellschaft Method for cooling, liquefying or processing a gas and corresponding refrigerant mixture
EP3757190B1 (de) * 2019-06-26 2021-10-13 Alpraaz AB Flüssiges wärmeübertragungsgemisch und dessen verwendung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR860002704A (ko) * 1984-09-06 1986-04-28 야마시다 도시히꼬 열펌프장치
JPH0375449A (ja) * 1988-12-22 1991-03-29 Nippondenso Co Ltd 冷凍装置
JP3174081B2 (ja) * 1991-03-18 2001-06-11 三菱電機株式会社 非共沸混合冷媒冷凍装置
US5232618A (en) * 1991-09-30 1993-08-03 E. I. Du Pont De Nemours And Company Substantially constant boiling compositions of difluoromethane and trifluoroethane or perfluoroethane

Also Published As

Publication number Publication date
EP0649453B1 (de) 1997-05-14
EP0765924A2 (de) 1997-04-02
DE69310737D1 (de) 1997-06-19
HK1001696A1 (en) 1998-07-03
EP0765924B1 (de) 2002-05-22
ES2102045T3 (es) 1997-07-16
DE69331958T2 (de) 2002-11-28
WO1994001512A1 (en) 1994-01-20
EP0765924A3 (de) 1997-05-14
JPH07509225A (ja) 1995-10-12
DE69310737T2 (de) 1997-11-20
EP0649453A1 (de) 1995-04-26

Similar Documents

Publication Publication Date Title
DE69225588D1 (de) Azeotropische und azeotropähnliche zusammensetzungen von 1,1,2,2,-tetrafluorathan
BR1100824A (pt) Composto e composição farmacêutica
DE69420736D1 (de) Zusätze und kraftstoffzusammensetzungen
DE69419418D1 (de) Spannungsverschiebung und überspannungsschutz
ATE163836T1 (de) Antibakterielle und antifouling oxathiazine und ihre oxide
DE69333697D1 (de) Härtbare Zusammensetzungen und Verwendung derselben
DE69221157D1 (de) Scr-schutzstrukturen und -schutzschaltung mit reduzierten zuendspannung
DE69319968D1 (de) ESD-Schutz von Ausgangspuffern
DE59308133D1 (de) Silicium-Aluminium-Mischoxid
DE69115345D1 (de) Geänderte gekreuzte Abstandshaltevorrichtung und Aufbau
KR950703000A (ko) 구조적으로 제한된 역회전 모사체 및 이를 함유하는 펩타이드(conformationally restricted mimetics of reverse turns and peptides containing the same)
FI951197A (fi) Mikrobisidiset koostumukset ja menetelmät
DE69223984D1 (de) Zusammensetzungen von difluormethan und tetrafluorethan
DE69306607D1 (de) Reinigung von niedrigem Alkylenoxyd
DE69331958D1 (de) Azeotropische Zusammensetzungen auf Basis von Perfluorethan und Distickstoffmonoxid
ATE149493T1 (de) Benzopyrane und ähnliche ltb4-antagonisten
DE69312499D1 (de) Kautschukzusammensetzungen enthaltend epoxidierten naturkautschuk und naturkautschuk
KR890016965A (ko) 항생작용을 하는 조성물 및 이들의 용도
FI935494A0 (fi) Nya amidolakyl- och imidoalkylpiperaziner
DE69226652D1 (de) Blendschutz und reflexionsfreie zusammensetzung
DE59506458D1 (de) Presslinge auf Basis von pyrogen hergestellten Oxiden
EE9400337A (et) Alfainterferooni sisaldavad farmatseutilised kompositsioonid ja nende kasutusvõimalused
NO303148B1 (no) LÕsbar teleskopisk anordning og anvendelse av samme
DE69306955D1 (de) Versenkbare und versteckbare kraftstoffabgabevorrichtung
KR950701233A (ko) 산화에틸렌과 헵타플루오로프로판을 포함하는 살균가스 조성물

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee