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Extract from the Register of European Patents

EP About this file: EP0439614

EP0439614 - GAS MIXTURE FOR THERMO-CHEMICAL TREATMENT OF METALS AND ALLOYS AND METHOD OF OBTAINING IT [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  18.12.1991
Database last updated on 25.09.2024
Most recent event   Tooltip18.12.1991Change - withdrawalpublished on 12.02.1992 [1992/07]
Applicant(s)For all designated states
VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY PROEKTNO-KONSTRUKTORSKY I TEKHNOLOGICHESKY INST. ELEKTROTERMICHESKOGO OBORUDOVANIA VNIIETO
ul. Nizhegorodskaya, 29
Moscow 109052 / SU
[N/P]
Former [1991/32]For all designated states
VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY PROEKTNO-KONSTRUKTORSKY I TEKHNOLOGICHESKY INSTITUT ELEKTROTERMICHESKOGO OBORUDOVANIA
VNIIETO, ul. Nizhegorodskaya, 29
Moscow 109052 / SU
Inventor(s)01 / VASILIEV, Sergei Zinovievich
ul. Stroikovskaya, 12-2-25
Moscow, 109029 / SU
02 / TELNJUK, Jury Nikolaevich
ul. Jubileinaya, 7a-47
Moskovskaya obl. Istra, 143500 / SU
03 / MAERGOIZ, Iosif Izrailevich
per. Vasnetsova, 12-7
Moscow, 129090 / SU
[1991/32]
Representative(s)von Füner, Alexander
v. Füner Ebbinghaus Finck Hano Mariahilfplatz 2 & 3
81541 München / DE
[N/P]
Former [1991/32]von Füner, Alexander, Dr.
Patentanwälte v. Füner, Ebbinghaus, Finck Mariahilfplatz 2 & 3
D-81541 München / DE
Application number, filing date90902563.718.08.1989
[1991/32]
WO1989SU00220
Filing languageRU
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9102695
Date:07.03.1991
Language:DE
[1991/06]
Type: A1 Application with search report 
No.:EP0439614
Date:07.08.1991
Language:DE
The application published by WIPO in one of the EPO official languages on 07.03.1991 takes the place of the publication of the European patent application.
[1991/32]
Search report(s)International search report - published on:SU07.03.1991
ClassificationIPC:C01B3/38, C21D1/74, C23C8/20
[1991/32]
CPC:
C23C8/20 (EP); C01B3/00 (EP); C01B3/38 (EP);
C01B3/384 (EP); C21D1/76 (EP); C23C8/30 (EP);
C01B2203/0238 (EP); C01B2203/06 (EP); C01B2203/085 (EP);
C01B2203/1058 (EP); C01B2203/1241 (EP); C01B2203/1276 (EP);
C21D1/763 (EP); Y02P20/141 (EP) (-)
Designated contracting statesAT,   CH,   DE,   FR,   GB,   IT,   LI,   SE [1991/32]
TitleGerman:GASGEMISCH FÜR WÄRMECHEMISCHES BEHANDELN VON METALLEN UND LEGIERUNGEN UND VERFAHREN ZUR HERSTELLUNG[1991/32]
English:GAS MIXTURE FOR THERMO-CHEMICAL TREATMENT OF METALS AND ALLOYS AND METHOD OF OBTAINING IT[1991/32]
French:MELANGE GAZEUX DE TRAITEMENT THERMO-CHIMIQUE DE METAUX ET D'ALLIAGES ET SON PROCEDE D'OBTENTION[1991/32]
File destroyed:15.03.1999
Entry into regional phase18.04.1991Translation filed 
18.04.1991National basic fee paid 
18.04.1991Search fee paid 
18.04.1991Designation fee(s) paid 
18.04.1991Examination fee paid 
Examination procedure18.04.1991Examination requested  [1991/32]
08.11.1991Application withdrawn by applicant  [1992/07]
Fees paidRenewal fee
30.08.1991Renewal fee patent year 03
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Cited inInternational search[A]SU680634  (MAXIMILIANSHUETTE EISENWERK [DE]);
 [A]SU833469  (VASILEV SERGEJ Z [SU], et al);
 [A]SU184281  ;
 [A]US4191598  (CONYBEAR JAMES G [US], et al);
 [A]PL138427B  ;
 [A]SU476339  ;
 [A]FR2527641  (AIR LIQUIDE [FR])
 [A]  - METALLURGIA, (Moscow), 1984, P.A. PROSHKIN, "Khimiko-Termicheskaya Abrabotka Metallov-Karbonitratsia"pages 214-216.
 [A]  - REFERATIVNY ZHURNAL, "Metallurgia", No. 8, 1977, (VINITI, Moscow), Ref. 8 I963, SIMIDZU DZJUGO, "Regulirovanie Atmosfery v Pechakh Dlya Termoobrabotki Metallov"; & KAISO, "Instrumentation", 1977, 20, No. 270-73 (Jap.).
 [A]  - REFERATIVNY ZHURNAL, "Tekhnologia Mashinostroenia", No. 6, 1980, (VINITI, Moscow), Ref 5 B241, "Opredelenie Optimalnoi Tekhnologii Termicheskoi Obrabotki Stalei"; & DUMITRESCU R., "Bul. Univ. BRASOV", 1978, (1979), A, 20-C195-202 (Rum).
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.