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(11)

EP 2 271 840 A1

(12)

(43) Date of publication: 12.01.2011 Bulletin 2011/02 (21) Application number: 08748272.5 (22) Date of filing: 08.05.2008

(51) International Patent Classification (IPC):  F04D 25/02(2006.01) F24B 7/06(2006.01) F24H 3/04(2006.01) F24B 1/185(2006.01) F24F 7/007(2006.01) (86) International application number: PCT/CA2008/000873 (87) International publication number: WO 2009/135285 (12.11.2009 Gazette 2009/46)

(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 Designated Extension States: AL BA MK RS (71) Applicant: Reid, Randall H. Wiarton, Ontario N0H 2T0 (CA)	(72) Inventor: Reid, Randall H. Wiarton, Ontario N0H 2T0 (CA) (74) Representative: Wood, Graham  Bailey Walsh & Co LLP 5 York Place, Leeds LS1 2SD Leeds LS1 2SD (GB)