A novel kind of infrared radiant glaze was fabricated by introducing infrared radiant additives of Fe 2O 3 MnO 2 CuO Co 2O 3 system and the composition system contains the transitional metal oxides and natural silicate mineral.

Catalytic synthesis of isopropylbiphenyl by natural SiO2-Al2O3;

Apply on exploitation of natural carboxylate in oil field;

The slug structure of natural mixed carboxylates (NMCs)/alkyl sulfo betaines (DSB)/xanthan flooding system formulated in laboratory experimental studies is presented as follows: 10 g/L KCl solution as preflush; 1 500 mg/L xanthan solution as prepad; 1.

Performance characteristics of SDC - M type of natural mixed carboxylate under high temperature and high salinity condition.;