A dispersant and a drilling fluid containing the same

Details for Australian Patent Application No. 2012218188 (hide)

Owner SINOPEC Reseach Institute of Petroleum Engineering China Petroleum & Chemical Corporation

Priority 201110301302.9 28.09.11 CN; 201110301295.2 28.09.11 CN

Filing date 14 September 2012

Event Publications

27 September 2012 Complete Application Filed

  Priority application(s): 201110301302.9 28.09.11 CN; 201110301295.2 28.09.11 CN

18 October 2012 Amendment Made

  The nature of the amendment is: Amend the name of the inventor to read Yang, Xiaohua; Lin, Yongxue; Wang, Lin; Cai, Lishan; Wang, Xianguang; Chai, Long; Dong, Xiaoqiang; Li, Zhoujum; Mei, Chungui and Ren, Liwe

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