A special oil-based gelled fracturing fluid,Which combines gellant,crossing-linking agent,surfactant,exciting agent and breaker is presented and tested.
It is established the evaluation method of annealing detergence for copper rolling oil by simulating industrial program with thermogravimetric analyzer.
This article introduces the process design of rectification separation of methylnaphthalene and acenaphthylene fraction from Wash Oil with twin furnaces and twin column.
Tabllae Sarcandrae possessed marked inhibition effect to auricular inflammation of mousecaused by croton oil,footpad inflammation of rat by carragheenin and granuloma of mouse bycotton ball.
Washing away the water cleaning agent shall not be left on the roll and or petrol residual liquid water by a version of the ink on the roll should be carefully curettement clean.