A water-based fluid loss additive with temperature resistance up to 220 ℃ was prepared by using acrylamide(AM)，allyl polyethylene ether(APEG-1000)，sodium p-styrenesulfonate(SSS)，and octadecyl dimethyl allyl ammonium chloride(DMAAC-18) as pol...

At present, oil and gas exploration and development are making significant progress in areas such as ultra deep and unconventional formations. Drilling well control faces a series of safety challenges such as low prediction accuracy of spec...

How to obtain high viscosity slippery water with low dosage of drag reducing agents is currently an important development direction in the research and development of drag reducing agent technology. Aiming at the problems of poor thickening...