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发明名称
PRODUCTION OF NITROGEN-ENRICHED GAS
摘要
申请公布号
JPH02307812(A)
申请公布日期
1990.12.21
申请号
JP19890127915
申请日期
1989.05.23
申请人
UBE IND LTD
发明人
NINOMIYA KOHEI;KIKUCHI MASAO;ASANO SHIGEHIRO
分类号
B01D53/22;C01B13/02;C01B21/04
主分类号
B01D53/22
代理机构
代理人
主权项
地址
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