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US07767162B2 Concentric hopper and burn chamber for sulphorous acid generator 有权
用于硫酸发生器的同心料斗和燃烧室

Concentric hopper and burn chamber for sulphorous acid generator
Abstract:
This invention presents a sulphurous acid generator which employs a concentric hopper and burn chamber in which the burn chamber is surrounded or substantially surrounded by the hopper. The present invention also employs means for substantially eliminating any discharge plume.
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