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Title:
An operating method of steam recovery equipment and the steamy drier in the equipment
Document Type and Number:
Japanese Patent JP6066305
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a vapor recovery installation for recovering vapor from a conveyor carrying dried copper concentrate which recovers vapor generated within a conveyor and powder dust of fine copper concentrate by managing the inside of the conveyor at negative pressure without installation of an additional dedicated dust collector for the conveyor and allows prevention of leakage from a casing and settling due to moisture within the casing and a method of operating a vapor drier.SOLUTION: A vapor drier 2 is for drying copper concentrate 1 used as raw material for copper smelting and is provided with a vapor recovery installation which consists of piping 11 for vapor recovery, with one end communicating with and connected to the sealed inside of a sealed conveyor 4 for carrying copper concentrate and the other end communicating with and connected to a bag filter 6 arranged in the vapor drier, a damper 14 provided in a fan 7 attached to the vapor drier and a damper 12 provided in the inlet of the bag filter. The vapor drier 2 and the conveyor 4 are managed at negative pressure.

Inventors:
Kazutetsu Kawanaka
Keisuke Yamamoto
Koji Yuji
Shin Iwasaki
Application Number:
JP2013049421A
Publication Date:
January 25, 2017
Filing Date:
March 12, 2013
Export Citation:
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Assignee:
Sumitomo Metal Mining Co., Ltd.
International Classes:
C22B15/00; C22B1/00; F27D7/02; F27D17/00
Domestic Patent References:
JP2013014411A
JP2013014410A
JP2009085353A
JP2004044876A
JP49058117A
Attorney, Agent or Firm:
Yoshitaka Oshida