Sumitomo Electric Industries, Limited

Shuzo Nagai

Takao Ogino

Seiji Watabe

Shinji Inazawa

Kazuo Sawada

Taichiro Nishikawa

Kenji Miyazaki

Masaya Nishi

Fumio Matsuyama

Toshiyuki Hatta

Yasutoyo Kotani

Koichi Okita

A metal plate for electromagnetic heating is disclosed which includes a substrate comprising aluminum or aluminum alloys, an intermediate layer formed on at least a portion of one surface of the substrate and comprising zinc or zinc alloys and a conductive layer formed on the intermediate layer for serving as a heat generating body when eddy current induced by high-frequency magnetic flux flows therethrough. Methods of manufacturing a metal plate for electromagnetic heating and a metallic mold for electromagnetic heating are also disclosed.

Induction heating plated metal mold and its manufacture

Metal plate for electromagnetic heating

A process and apparatus for electrolytic etching of aluminum or its alloy is disclosed wherein an electric current is passed between an anode and a cathode which are spaced opposed in an electrolytic bath with a workpiece removably supported on an insulating frame so that the side of the workpiece to be etched faces the cathode, the insulating frame being disposed between the anode and the cathode and having at least one opening formed therein.

Apparatus for electrolytic etching

A fluorine resin coated aluminum structure comprising:

Fluorine resin coated structure of aluminum or aluminum alloy

Process for electrolytic etching

Growing community of inventors

Osaka, Japan

Shuzo Nagai