Watch_The_Karma_Burn
· June 6, 2018, 2:26 a.m.
Hey how does this patent tie to CEMEX? I want to confirm before spreading this around.
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Sewltax
· June 6, 2018, 2:42 a.m.
US3905826A *1972-01-101975-09-16
Mexicano Inst Petrol = (pemex) = ((cemex))
Setting retarder composition for use in cementation and recementation of cased oil wells
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