Global Patent Index - EP 1101840 A1

EP 1101840 A1 2001-05-23 - Process for manufacturing stainless steel strips with improved surface characteristics

Title (en)

Process for manufacturing stainless steel strips with improved surface characteristics

Title (de)

Verfahren zur Herstellung von Edelstahlbändern mit verbesserten Oberflächeneigenschaften

Title (fr)

Procédé de fabrication de bandes en acier inoxydable présentant une caractéristique de surface améliorée

Publication

EP 1101840 A1 (DE)

Application

EP 00124068 A

Priority

AT 194999 A

Abstract (en)

Production of stainless steel strips comprises blank annealing the stainless steel strip and then electrochemically treating at current densities of up to 200 A/dm<2> in a sulfate-containing (SO4<2->) electrolyte.

Abstract (de)

Die Erfindung betrifft ein Verfahren zur Herstellung von Edelstahlbändern mit verbesserten Oberflächeneigenschaften. Sie ist vornehmlich dadurch gekennzeichnet, daß das Edelstahlband erst einem Blankglühprozeß und anschließend einer elektrochemische Behandlung bei Stromdichten bis zu 200 A/dm<2> unterworfen wird.

IPC 1-7 (main, further and additional classification)

C25F 3/16

IPC 8 full level (invention and additional information)

C25F 3/24 (2006.01); C25F 3/16 (2006.01)

CPC (invention and additional information)

C25F 3/16 (2013.01)

Citation (search report)

  • [X] EP 0367112 A1 19900509 - HITACHI LTD [JP]
  • [A] US 4450058 A 19840522 - LOVEJOY PAUL T [US]
  • [X] DATABASE WPI Section Ch Week 199315, Derwent Publications Ltd., London, GB; Class L03, AN 1993-121836, XP002163548
  • [X] DATABASE WPI Section Ch Week 199832, Derwent Publications Ltd., London, GB; Class M11, AN 1998-371334, XP002163549
  • [X] DATABASE WPI Section Ch Week 199441, Derwent Publications Ltd., London, GB; Class M14, AN 1994-330575, XP002163550

Designated contracting state (EPC)

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

EPO simple patent family

EP 1101840 A1 20010523; EP 1101840 B1 20100414; AT 408451 B 20011227; AT 464406 T 20100415; AT A194999 A 20010415; DE 50015902 D1 20100527; ES 2344336 T3 20100825; JP 2001192900 A 20010717; US 6921443 B1 20050726

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