INTERNATIONAL PATENT: DAQING OILFIELD LIMITED COMPANY, 大庆油田有限责任公司, PETROCHINA COMPANY LIMITED, 中国石油天然气股份有限公司 FILES APPLICATION FOR "WATERFLOODING AND WELL FLUSHING SYSTEM AND INTEGRATED WATER DISTRIBUTOR THEREOF"

Posted On: 2025-07-07

GENEVA, July 7 -- DAQING OILFIELD LIMITED COMPANY (No. 99, Zhongyuan Road, Ranghulu DistrictDaqing, Heilongjiang 163002), 大庆油田有限责任公司 (中国黑龙江省大庆市让胡路区中原路99号), PETROCHINA COMPANY LIMITED (9 Dongzhimen North StreetDongcheng District, Beijing 100007), 中国石油天然气股份有限公司 (中国北京市东城区东直门北大街9号) filed a patent application (PCT/CN2024/141362) for "WATERFLOODING AND WELL FLUSHING SY...

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INTERNATIONAL PATENT: DAQING OILFIELD LIMITED COMPANY, 大庆油田有限责任公司, PETROCHINA COMPANY LIMITED, 中国石油天然气股份有限公司 FILES APPLICATION FOR "WATERFLOODING AND WELL FLUSHING SYSTEM AND INTEGRATED WATER DISTRIBUTOR THEREOF"