(19)

(11)

EP 2 566 995 A1

(12)

(43) Date of publication: 13.03.2013 Bulletin 2013/11 (21) Application number: 11777643.5 (22) Date of filing: 11.04.2011

(51) International Patent Classification (IPC):  C23C 2/04(2006.01) C22C 5/02(2006.01) C01G 7/00(2006.01) C23C 4/08(2006.01) (86) International application number: PCT/SE2011/050437 (87) International publication number: WO 2011/139206 (10.11.2011 Gazette 2011/45)

(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: 04.05.2010 SE 1050446 (71) Applicants: Wadell, Karl-Olof Axelsson 554 48 Jönköping (SE) Wadell, Eric Swedenborgsgatan 9 (SE)	(72) Inventors: Wadell, Karl-Olof Axelsson 554 48 Jönköping (SE) Wadell, Eric Swedenborgsgatan 9 (SE) (74) Representative: Karlsson, Leif Gunnar Börje  Groth & Co KB Box 6107 102 32 Stockholm 102 32 Stockholm (SE)