|
CN111454699A
|
|
Preparation method of polyalcohol anti-sloughing inhibitor for environment-friendly drilling fluid salt slurry system
|
|
CN111389058A
|
|
Preparation method of green environment-friendly easily-dispersible crude oil defoaming agent
|
|
CN109169654A
|
|
A kind of heavy oil wells Produced Liquid viscosity reduction fungicide and preparation method thereof
|
|
CN109289253A
|
|
A kind of technique preparing novel demulsifier with nanotechnology
|
|
CN108517204A
|
|
A kind of three-in-one acidification blocking remover and its application process for de-plugging of well
|
|
CN107648889A
|
|
A kind of heavy duty detergent emulsion defoamer and preparation method thereof
|
|
CN107557054A
|
|
A kind of composite crude oil demulsifying agent and preparation method thereof
|
|
CN105542742A
|
|
Heavy oil viscosity reducer and preparation method thereof
|
|
CN105647501A
|
|
Viscosity reducer for drilling fluid and preparation method of viscosity reducer
|
|
CN104338495A
|
|
External heater
|
|
CN104344558A
|
|
Novel heating device
|
|
CN104338461A
|
|
Stepless speed regulation stirring apparatus
|
|
CN104338601A
|
|
Dust-free crusher
|
|
CN102731711A
|
|
Preparation method for emulsion polymer macro-molecular strong coating agent
|
|
CN102816562A
|
|
Preparation method of densifier for diverting acid
|
|
CN102816277A
|
|
Preparation method of polycarboxylic acid polymer for acidification
|
|
CN102492402A
|
|
Preparation method of low-fluorescence lubricant for water-based drilling fluid
|
|
CN102504292A
|
|
Organic cross linking system for polymer flooding and preparation method of cross linking agent
|
|
CN102516954A
|
|
Production method of fluid loss agent
|
|
CN101987953A
|
|
Preparation method of slowly-releasing type solid wax-proofing block
|
