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公开(公告)号:EP3774040A1
公开(公告)日:2021-02-17
申请号:EP18911402.8
申请日:2018-05-16
申请人: Bharat Petroleum Corporation Limited
发明人: CHAUDHARY, Kondapalli Shreya , SHUKLA, Shashi Kant , SURESH, V. , SADHUKHAN, Susanta , VERMA, Jitendra Kumar
IPC分类号: B01J38/00 , B01J38/56