Title:
【発明の名称】粒状材料の冷却方法及び冷却器
Document Type and Number:
Japanese Patent JPH08505215
Kind Code:
A
Abstract:
A cooler for cooling particulate material which has been heat-treated in an industrial kiln, such as a rotary kiln (3) for manufacturing cement clinker; the cooler comprising an inlet (5), an outlet (7), end walls, side walls, a bottom and a ceiling; at least one stationary supporting surface (11) for receiving and supporting the material which is to be cooled; means (13,15) for injecting cooling gas into the material at a plurality of positions along the supporting surface; and at least one separate mechanical conveying device (41) for conveying the material along the supporting surface, characterised in that the conveying device is a reciprocating scraping system which comprises a number of scraping elements (43) extending transversely to the direction of movement of the material, which elements are moved to and fro in the direction of movement of the material.
Inventors:
Enquegard Tallben
Application Number:
JP51473393A
Publication Date:
June 04, 1996
Filing Date:
December 07, 1993
Export Citation:
Assignee:
F-L Smith and Company Actiesel Scab
International Classes:
F28C3/12; F27D15/02; F28C3/16; F28D15/02; F27B9/24; F27D3/00; (IPC1-7): F28D15/02; F28C3/12
Attorney, Agent or Firm:
Minoru Nakamura (6 outside)