Title:
VACUUM INDUCTION HEATER
Document Type and Number:
Japanese Patent JP2003307389
Kind Code:
A
Abstract:
To improve electrical efficiency of a vacuum induction heater and enhance its maintenance properties.
A vacuum seal 13 consists of a molded material made by respectively laminating a plurality of layers of glass cloth with a resin having a high heat proof properties penetrated on an inner face side and a plurality of layers of glass cloth with a resin for keeping airtightness on an outer face side and making them rigid.
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Inventors:
MATSUNAGA YASUZUMI
Application Number:
JP2002113168A
Publication Date:
October 31, 2003
Filing Date:
April 16, 2002
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD
International Classes:
F16J12/00; F27B14/04; F27D7/06; H05B6/26; (IPC1-7): F27B14/04; F16J12/00; F27D7/06; H05B6/26
Attorney, Agent or Firm:
Shoji Shinobe
Previous Patent: ROTARY KILN
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