Global Patent Index - EP 2468903 A1

EP 2468903 A1 20120627 - Manufacturing process of castings with spheroidal graphite

Title (en)

Manufacturing process of castings with spheroidal graphite

Title (de)

Herstellungsverfahren von Gußstücken mit Kugelgraphit

Title (fr)

Procédé de fabrication de moulages à graphite sphéroïdal

Publication

EP 2468903 A1 20120627 (EN)

Application

EP 11195727 A 20111226

Priority

ES 201031959 A 20101227

Abstract (en)

The present invention relates to a process for manufacturing spheroidal castings by using metal or permanent molds. The resulting mechanical properties of the new parts are considered of great interest due to, among other reasons, the large number of graphite spheroids obtained in the parts.

IPC 8 full level

C21C 1/10 (2006.01); C22C 37/04 (2006.01); C22C 37/10 (2006.01)

CPC (source: EP ES)

C21C 1/10 (2013.01 - EP ES); C21C 1/105 (2013.01 - EP); C21D 5/00 (2013.01 - EP); C22C 33/08 (2013.01 - EP); C22C 37/04 (2013.01 - EP ES); C22C 37/06 (2013.01 - EP); C22C 37/10 (2013.01 - EP)

Citation (applicant)

  • M. LESSEN; I. SVENSSON, METALL. MAT. TRANS. A, vol. A27, 1996, pages 2209 - 2220
  • J. SERTUCHA; R. SUÁREZ; J. IZAYA; L. A. HURTADO; J. LAGAZPI, INT. J. CAST MET. RES., vol. 19, 2006, pages 315 - 322
  • L. E. BJÖRKEGREN; K. HAMBERG, PROC. KEITH MILLIS SYMPOSIUM ON DUCTILE CAST IRON, 2003
  • I. RIPOSAN; M. CHISAMERA; S. STAN, INT J. CAST MET. RES, vol. 20, 2007, pages 64 - 67
  • G. M. GOODRICH; R. W. LOBENHOFER, AFS TRANS., 2007, pages 115
  • B. V. KOVACS, AFS TRANS., vol. 89, 1981, pages 79 - 96

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 2468903 A1 20120627; EP 2468903 B1 20141015; ES 2362241 A1 20110630; ES 2362241 B1 20120702

DOCDB simple family (application)

EP 11195727 A 20111226; ES 201031959 A 20101227