Cleaning and liquid contact with solids – Apparatus – Automatic controls
Reexamination Certificate
2006-12-14
2010-12-28
Kornakov, Michael (Department: 1714)
Cleaning and liquid contact with solids
Apparatus
Automatic controls
C134S0570DL, C134S0580DL, C219S221000, C219S602000, C148S567000
Reexamination Certificate
active
07857914
ABSTRACT:
A device for removing layers of corrosion and other coatings from a metal surface is disclosed. Said device includes a signal generator driving an induction coil that is positioned on the structure. A control unit includes a temperature sensor that senses the temperature in the metal structure. The control unit is adapted to control the power output of the signal generator in accordance with the temperature in the metal structure.
REFERENCES:
patent: 3345874 (1967-10-01), Carniol et al.
patent: 3743808 (1973-07-01), Kasper
patent: 4371271 (1983-02-01), Bellet
patent: 5938965 (1999-08-01), Madeira
patent: 6104252 (2000-08-01), Hofmann
patent: 6534767 (2003-03-01), Di Maio et al.
patent: 6759910 (2004-07-01), Ammar et al.
patent: 6794622 (2004-09-01), Alveberg et al.
patent: 19940732 (2001-03-01), None
patent: 19940732 (2001-03-01), None
patent: 0804050 (1997-10-01), None
patent: 2843316 (2004-02-01), None
Machine Translation: FR 2843316 to Chaty. Aug. 2002.
Machine translation of DE19940732A1 to Marthen; Jan. 3, 2001.
Norwegian Search Report for the counterpart foreign application No. 20064745, actual completion of the Norwegian Search date Apr. 5, 2007.
English translation of the abstract of German Patent Publication No. DE19940732.
English translation of the abstract of French Patent Publication No. FR2843316.
Campbell Natasha
Kornakov Michael
Locke Lord Bissell & Liddell LLP
RPR Technologies AS
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