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发明名称
CALCINING GYPSUM
摘要
申请公布号
NZ227825(A)
申请公布日期
1990.02.26
申请号
NZ19890227825
申请日期
1989.02.01
申请人
BPB INDUSTRIES PLC
发明人
WATKINS, D W
分类号
C04B11/02;B01J6/00;B01J8/26;C04B11/028;C04B11/036;(IPC1-7):C04B11/02;C01F11/46
主分类号
C04B11/02
代理机构
代理人
主权项
地址
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