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经营范围
发明名称
Pebble heating chamber
摘要
申请公布号
US2530731(A)
申请公布日期
1950.11.21
申请号
US19480019114
申请日期
1948.04.05
申请人
PHILLIPS PETROLEUM COMPANY
发明人
ROBINSON SAM P.;BEARER LOUIS C.
分类号
B01J8/08
主分类号
B01J8/08
代理机构
代理人
主权项
地址
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