Global Patent Index - EP 2022574 A1

EP 2022574 A1 2009-02-11 - Use of ionic liquids for non-machining shaping of metal workpieces

Title (en)

Use of ionic liquids for non-machining shaping of metal workpieces

Title (de)

Verwendung von ionischen Flüssigkeiten für die spanlose Umformung von metallischen Werkstücken

Title (fr)

Utilisation de liquides ioniques pour la déformation sans tension de pièces à usiner métalliques

Publication

EP 2022574 A1 (DE)

Application

EP 08160056 A

Priority

DE 102007034353 A

Abstract (en)

Use of at least an ionic liquid or its mixture for a non-cutting shaping process of metallic work pieces, is claimed.

Abstract (de)

Die Erfindung betrifft die Verwendung mindestens einer ionischen Flüssigkeit oder einer Mischung von ionischen Flüssigkeiten für spanlose Umformprozesse von metallischen Werkstücken, insbesonder für Innenhochdruckumformung.

IPC 8 full level (invention and additional information)

B21D 26/02 (2011.01); B21D 37/18 (2006.01); C10M 105/00 (2006.01)

CPC (invention and additional information)

B21D 26/02 (2013.01); B21D 22/201 (2013.01); B21D 37/18 (2013.01); C10M 105/00 (2013.01); C10M 2207/122 (2013.01); C10M 2215/04 (2013.01); C10M 2215/222 (2013.01); C10M 2215/226 (2013.01); C10M 2219/042 (2013.01); C10M 2219/044 (2013.01); C10N 2220/04 (2013.01); C10N 2230/08 (2013.01); C10N 2240/402 (2013.01)

Citation (applicant)

  • DE 10115696 A1 20021010 - HENKEL KGAA [DE]
  • F. KLOCKE; W. KÖNIG: "Fertigungsverfahren 4. Umformtechnik: Umformen", August 2006, SPRINGER VERLAG
  • K.R. SEDDON, J. CHEM. TECHNOL. BIOTECHNOL., vol. 68, 1997, pages 351 - 356
  • "Ionic Liquids in Synthesis", WILEY
  • "Green Industrial Applications of Ionic Liquids", NATO SCIENCE SERIES. LI. MATHEMATICS, PHYSICS AND CHEMISTRY, vol. 92
  • "Ionic Liquids: Industrial Applications for Green Chemistry", vol. 818, ACS. SYMPOSIUM SERIES

Citation (search report)

Designated contracting state (EPC)

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

Designated extension state (EPC)

AL BA MK RS

EPO simple patent family

EP 2022574 A1 20090211; CN 101353609 A 20090128; DE 102007034353 A1 20090129; JP 2009030056 A 20090212; US 2009029887 A1 20090129

INPADOC legal status


2009-04-22 [18W] WITHDRAWN

- Effective date: 20090311

2009-02-11 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20080710

2009-02-11 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

2009-02-11 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL BA MK RS