Chemistry: electrical and wave energy – Apparatus – Apparatus for electrical
Reexamination Certificate
2007-01-09
2007-01-09
King, Roy (Department: 1742)
Chemistry: electrical and wave energy
Apparatus
Apparatus for electrical
C204S664000, C210S222000, C422S186010
Reexamination Certificate
active
11072206
ABSTRACT:
The present invention discloses a water treatment apparatus for treating a water flowing in a water pipe, the apparatus comprises an inductive coil, which is sleeved onto said water pipe, and a voltage signal unit, which is electrically connected to the inductive coil for forming a voltage signal of a predetermined frequency to the inductive coil so as to generate an electromagnetic field to treat the water.
REFERENCES:
patent: 4340864 (1982-07-01), Malinowski et al.
patent: 4914399 (1990-04-01), Doany
patent: 4938875 (1990-07-01), Niessen
patent: 5171431 (1992-12-01), Schulte
patent: 5514283 (1996-05-01), Stefanini
patent: 5581037 (1996-12-01), Kwun et al.
patent: 5670041 (1997-09-01), Cho et al.
King Roy
Leader William T.
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