Global Patent Index - EP 0583164 A1

EP 0583164 A1 19940216 - The production of stainless steel.

Title (en)

The production of stainless steel.

Title (de)

Herstellung von rostfreiem Stahl.

Title (fr)

Fabrication d'acier inoxydable.

Publication

EP 0583164 A1 19940216 (EN)

Application

EP 93306349 A 19930811

Priority

ZA 926006 A 19920811

Abstract (en)

A process for the production of steel includes the addition of at least one of the required chromium, manganese, vanadium, nickel, cobalt or molybdenum alloy metals in the form of a finely divided oxide thereof intimately mixed with a finely divided reductant with the mixture of oxide and reductant being in an agglomerated form.

IPC 1-7

C22B 1/24; C22B 1/14; C21C 5/00; C21B 13/00

IPC 8 full level

C22C 33/04 (2006.01); C21B 11/00 (2006.01); C21B 13/00 (2006.01); C21C 5/00 (2006.01); C22B 1/14 (2006.01); C22B 1/24 (2006.01)

CPC (source: EP KR)

C21B 11/00 (2013.01 - EP); C21B 13/0006 (2013.01 - EP); C21C 5/005 (2013.01 - EP); C22B 1/14 (2013.01 - EP); C22B 1/24 (2013.01 - EP); C22B 1/2406 (2013.01 - EP); C22C 38/18 (2013.01 - KR)

Citation (search report)

  • [X] GB 2098193 A 19821117 - CONTINENTAL ALLOYS SA
  • [X] EP 0061816 A1 19821006 - UNION CARBIDE CORP [US]
  • [X] EP 0061815 A1 19821006 - UNION CARBIDE CORP [US]
  • [A] US 4362559 A 19821207 - PEREZ JESUS W, et al
  • [A] GB 1105276 A 19680306 - AIR PROD & CHEM
  • [A] DE 3150291 A1 19830630 - BETR FORSCH INST ANGEW FORSCH [DE]
  • [X] PATENT ABSTRACTS OF JAPAN vol. 8, no. 246 (C - 251)<1683> 10 November 1984 (1984-11-10)
  • [X] PATENT ABSTRACTS OF JAPAN vol. 5, no. 85 (C - 057) 3 June 1981 (1981-06-03)
  • [XA] PATENT ABSTRACTS OF JAPAN vol. 11, no. 361 (C - 459)<2808> 25 November 1987 (1987-11-25)
  • [A] PATENT ABSTRACTS OF JAPAN vol. 9, no. 166 (C - 290)<1889> 11 July 1985 (1985-07-11)
  • [A] PATENT ABSTRACTS OF JAPAN vol. 12, no. 462 (C - 549) 5 December 1988 (1988-12-05)
  • [A] PATENT ABSTRACTS OF JAPAN vol. 4, no. 54 (C - 008) 23 April 1980 (1980-04-23)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0583164 A1 19940216; BR 9303358 A 19940315; CA 2103843 A1 19940212; FI 933547 A0 19930811; FI 933547 A 19940212; JP H06172916 A 19940621; KR 950006013 A 19950320; NO 932850 D0 19930811; NO 932850 L 19940214; ZA 935789 B 19940303; ZW 9893 A1 19930915

DOCDB simple family (application)

EP 93306349 A 19930811; BR 9303358 A 19930811; CA 2103843 A 19930811; FI 933547 A 19930811; JP 19949593 A 19930811; KR 930015520 A 19930811; NO 932850 A 19930811; ZA 935789 A 19930810; ZW 9893 A 19930810