(19)

(11)

EP 2 139 628 A2

(12)

(88) Date of publication A3: 18.12.2008 (43) Date of publication: 06.01.2010 Bulletin 2010/01 (21) Application number: 08744427.9 (22) Date of filing: 27.03.2008

(51) International Patent Classification (IPC):  B22D 47/02(2006.01) F27B 9/02(2006.01) F27B 9/24(2006.01) C21D 9/00(2006.01) F27B 9/10(2006.01) (86) International application number: PCT/US2008/058348 (87) International publication number: WO 2008/121671 (09.10.2008 Gazette 2008/41)

(84) Designated Contracting States: 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 (30) Priority: 29.03.2007 US 908743 P 30.03.2007 US 909048 P (71) Applicant: Consolidated Engineering Company, Inc. Kennesaw, GA 30144 (US)	(72) Inventors: CRAFTON, Scott, P. Marietta, GA 30064 (US) CRAFTON, Paul, M. Kennesaw, GA 30144 (US) FRENCH, Ian Berlin, NJ 08009 (US) KNOBLOCH, Volker Woodstock, GA 30189 (US) (74) Representative: Hofstetter, Alfons J.  Hofstetter, Schurack & Skora Balanstrasse 57 81541 München 81541 München (DE)