Title: Curing agent for waste drilling mud and use method therefor
Application Number: 200610047103 Application Date: 2006.07.03
Publication Number: 1884155 Publication Date: 2006.12.27
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C02F11/00,B09B3/00
Applicant(s) Name: Zhang Minggang Address: 110015
Inventor(s) Name:
Attorney & Agent: song tiejun
Abstract:
     The invention discloses a using method of oil well waste mud hardener, which comprises the following parts: 12-15 percent CaO, 2-38 percent SiO, 5-37 percent Al2O3, 10-81 percent MgO. The using method comprises the following steps: adopting hardener according to 5-40 percent weight in the solidified mud; blending hardener in the solidified mud completely; stirring for 3-10 min; making mud lose fluidity; stewing for 24 h-7 days to solidify the mud; adding 3-14 percent solidified mud in the sand or broken stone firstly.
Time: 10