F23B 40/04

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9951957 Air-cooled combustion furnace systemAug 28, 13Apr 24, 18YS CO., LTD.
9810424 System for cleaning the burner and confining fuel in solid-fuel boilersJun 22, 15Nov 07, 17CALDERERIA QUINTIN, S.L.
9016215 Solid fuel unit which burns solid fuels together with their volatile gasesMar 30, 11Apr 28, 15Not available
8997666 Elevated fixed-grate apparatus for use with multi-fuel furnacesAug 29, 11Apr 07, 15Not available
8904944 Firing product feed device for furnaces with capacities less than 1 kWJun 04, 09Dec 09, 14STUV S.A.
8826899 Wood pellet stove for power outputs of down to less than 1 kWAug 12, 10Sep 09, 14STUV S.A.