CN112275262A
|
|
Refinery anhydrous liquid ammonia decolorant and preparation method thereof
|
CN112266816A
|
|
Knitting machine oil composition, preparation method and application thereof
|
CN112226267A
|
|
Extreme pressure trace lubricating cutting oil composition, preparation method and application thereof
|
CN112180467A
|
|
River channel microphase carving method for conglomerate oil reservoir
|
CN112111255A
|
|
Additive for water-based drilling fluid, environment-friendly water-based drilling fluid and preparation method of environment-friendly water-based drilling fluid
|
CN112180465A
|
|
Well-seismic combined stratum spread determination method
|
CN112180464A
|
|
Reservoir physical property identification method
|
CN112162332A
|
|
Deposition evolution analysis method based on time-frequency convolution
|
CN112225635A
|
|
Device, method and application for crystallization and separation of paraxylene
|
CN112180466A
|
|
River channel sand body identification method and device
|
CN112180463A
|
|
Prediction method for sandstone spread in transition layer section
|
CN112175593A
|
|
High-temperature-resistant drilling fluid and preparation method thereof
|
CN112270094A
|
|
Method for digital modeling of catalytic cracking unit
|
CN112266535A
|
|
Polypropylene material for non-woven fabric and preparation method thereof
|
CN112250933A
|
|
Microporous litchi preservative film and preparation method thereof
|
CN112239315A
|
|
Waste oil-based mud treatment fluid, preparation method thereof and method for treating oil-based mud
|
CN112158473A
|
|
Fruit and vegetable air conditioning fresh-keeping bag and preparation method and application thereof
|
WO2021078292A1
|
|
Alumina grain, preparation method therefor and use thereof
|
CN112225175A
|
|
Water gas shift process and shift device
|
CN112229230A
|
|
Heating furnace flue gas waste heat recovery system and combustion system
|