Based on the laboratory experiments, MMH polymer MMH polysulfonate drilling fluids system is developed through analyzing the properties of positive colloid, polymers and polysulfonate muds.
In 2004, the 2005 minivan lineup had changes to the Caravan, including a revised grille, new foglight fascia, new back seats, and other minor interior touches.
A displacement ventilation system was provided, it can form the "air layer" at the bottom of room so that resistance dewiness air meet directly the cold floor surface.
Sitting room sofa, fabrics with quality of a material thicker fine hair kind or mercery sofa is beautiful, ought to notice on colour with decorate color photograph indoorly to coordinate.
It is proved that the anti-collapse function of the treating chemical in fluid kerite in piedmont drilling is more and more obvious, and the application is more and more widely.