The paper detailed the formula,compounding technology,performance index test and evaluation,borehole wall protection mechanism and application effect.

Protection Principle Analysis and Applied Research on Drilling Fluid Using in Water Sensitive-Unconsolidated Formation;

Biological effect of chromium on myocardium and protective mechanism of chromium against myocardial damage;

The protective mechanism of trehalose was studied.

The protective mechanism of the rust layer was introduced as well.

Simulation research on support mechanism of bolt combined jointed arch in bedded roof of seam gateway;