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(11)

EP 2 297 464 A1

(12)

(43) Date of publication: 23.03.2011 Bulletin 2011/12 (21) Application number: 08783246.5 (22) Date of filing: 23.07.2008

(51) International Patent Classification (IPC):  F04C 27/00(2006.01) F25B 31/02(2006.01) F04C 15/06(2006.01) (86) International application number: PCT/CA2008/001332 (87) International publication number: WO 2009/132412 (05.11.2009 Gazette 2009/45)

(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 (30) Priority: 28.04.2008 US 71402 (71) Applicant: Randell Technologies Inc. Bolton, Ontario L7E 1R6 (CA)	(72) Inventors: FLEGER, Darryl Lefroy Ontario L0L 1W0 (CA) GIBBS, David, Robert Aurora Ontario L4G 4X2 (CA) (74) Representative: Brookes Batchellor LLP  102-108 Clerkenwell Road London EC1M 5SA London EC1M 5SA (GB)