(19)
(11) EP 2 788 461 A1

(12)

(43) Date of publication:
15.10.2014 Bulletin 2014/42

(21) Application number: 12856027.3

(22) Date of filing: 10.12.2012
(51) International Patent Classification (IPC): 
C10M 105/38(2006.01)
(86) International application number:
PCT/US2012/068708
(87) International publication number:
WO 2013/086483 (13.06.2013 Gazette 2013/24)
(84) Designated Contracting States:
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

(30) Priority: 09.12.2011 US 201161568979 P

(71) Applicants:
  • Evans, Robert, D.
    Warminster, PA 18974 (US)
  • Zhong, Kuan
    Wayne, PA 19087 (US)
  • Thomas, Steven, R.
    Plymouth Meeting, PA 19462 (US)

(72) Inventors:
  • Evans, Robert, D.
    Warminster, PA 18974 (US)
  • Zhong, Kuan
    Wayne, PA 19087 (US)
  • Thomas, Steven, R.
    Plymouth Meeting, PA 19462 (US)

(74) Representative: Vossius & Partner 
Siebertstrasse 4
81675 München
81675 München (DE)

   


(54) METALWORKING FLUID COMPOSITION AND METHOD FOR ITS USE IN THE MACHINING OF COMPACTED GRAPHITE IRON