Liquid purification or separation – Flow – fluid pressure or material level – responsive – Filter cleaning
Reexamination Certificate
2007-04-03
2007-04-03
Smith, Duane (Department: 1724)
Liquid purification or separation
Flow, fluid pressure or material level, responsive
Filter cleaning
C210S137000, C210S202000, C210S253000, C210S512200, C210S764000
Reexamination Certificate
active
10771032
ABSTRACT:
Installation for the removal and the deactivation of organisms in the ballast water, with the following characteristic features:a first feed pump for conveying the ballast water,an equipment for gravity precipitation of coarser solids and bigger organisms, connected to the first feed pump, and/or a backwashable filtration equipment,a downstream side connected equipment for the deactivation of micro-germs.
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Hamann Holger
Hamann Knud
Hammann AG
Smith Duane
Theisen Douglas J.
Vidas Arrett & Steinkraus P.A.
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