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Patent Searching and Data


Title:
MIXING-AGITATING MACHINE AND METHOD OF PRODUCING GYPSUM BOARD USING MIXING-AGITATING MACHINE
Document Type and Number:
WIPO Patent Application WO/1999/067074
Kind Code:
A1
Abstract:
A mixer capable of effectively preventing the running-out of base paper during gypsum board production and an ensuing production interruption and a method of producing a gypsum board using the mixer, the mixer being provided at the slurry discharge port thereof with an attachment having a screening-out opening to thereby prevent the discharge from the mixer of large and solid lumps that are produced in the mixer to cause base paper running-out.

Inventors:
KOJIMA YASUO (JP)
TAKEDA TADASHI (JP)
Application Number:
PCT/JP1999/003160
Publication Date:
December 29, 1999
Filing Date:
June 14, 1999
Export Citation:
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Assignee:
YOSHINO GYPSUM CO (JP)
KOJIMA YASUO (JP)
TAKEDA TADASHI (JP)
International Classes:
E04C2/04; B28B13/02; B28B17/02; B28B19/00; B28C7/16; (IPC1-7): B28C7/16; B28C5/16
Foreign References:
JPH0825342A1996-01-30
JPS5816929B21983-04-04
JPS4973415A1974-07-16
JPH08281632A1996-10-29
Attorney, Agent or Firm:
Yoshida, Katsuhiro (Kandasakuma-cho 3-chome Chiyoda-ku Tokyo, JP)
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