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Title:
SOLVENT EXHAUST TREATMENT METHOD AND EXHAUST FAN CONTROL APPARATUS IN CONTINUOUS COATING EQUIPMENT
Document Type and Number:
Japanese Patent JP2008272620
Kind Code:
A
Abstract:

To enable exhaustion through a deodorizing device in a range of the solvent amount of the lower limit value of an explosion limit while suppressing a fuel to be used.

A strip 1 coated with an organic solvent-based coating material is dried and baked, and a volatilized solvent generated during drying and baking processes is continuously supplied to the deodorizing device 5 in a heating catalytic method, and the solvent which is continuously supplied is burned at the deodorizing device 5 while supplying the fuel in such a way that the inside of the deodorizing device 5 is made to be an atmospheric temperature and is exhausted by an exhaust fan 10. A maximum solvent amount per unit time supplied to the deodorizing device 5 is estimated from the data of an object strip 1 and the treatment capability of continuous coating equipment, and the exhaust amount is controlled from the estimated maximum solvent amount.


Inventors:
MORIKAWA YASUTAKA
SUETAKE MASAKI
Application Number:
JP2007116617A
Publication Date:
November 13, 2008
Filing Date:
April 26, 2007
Export Citation:
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Assignee:
JFE STEEL KK
International Classes:
B05D3/00; B05C9/14
Domestic Patent References:
JPH0838855A1996-02-13
JPS61200877A1986-09-05
Attorney, Agent or Firm:
Tetsuya Mori
Yoshiaki Naito
Cui Shu Tetsu