CN101091847A
|
|
Filter unit, and method for filtering liquid
|
CN101003473A
|
|
Method for synthesizing crotonic acid by using byproduct of croton aldehyde
|
CN1903901A
|
|
Preparation method of high density polyethylene communication cable insulating material
|
CN1858098A
|
|
Anti-static flame-retarding polyethylene composition and its preparing method
|
CN1785508A
|
|
Bimetal catalyst used for torephthalic acid hydrogenation and its preparation method
|
CN1772845A
|
|
Raw oil dewatering and desalting process
|
CN1696098A
|
|
Method for recovering raw material, solvent and by-product generated in procedure of producing aromatic carboxylic acid
|
CN1683291A
|
|
Production load automatic lifting method for butadiene full device
|
CN1693297A
|
|
Process for advanced controlling rectifying apparatus of butadiene
|
CN1911895A
|
|
Method of separating and purifying terephthalic acid
|
CN1916461A
|
|
Rotary valve
|
CN1597570A
|
|
Fermentation of special effect bacterial agent and method of treating chemical effluent
|
CN1560093A
|
|
Preparation process of polypropylene with wide molecule weight distribution
|
CN1555905A
|
|
Method of recovering ethylene by pressure swing adsorption
|
CN1554637A
|
|
Separative purifying method for terephthalic acid
|
CN1554486A
|
|
Vibration fluidizing density grading device for granular catalyst
|
CN1974521A
|
|
Process of producing aromatic carboxylic acid with guanidine compound as catalyst
|
CN1539809A
|
|
Method for controlling density ofsizing agent in hydrorefining work section of equipment of fine terephthalic acid
|
CN1526795A
|
|
Sulfide eliminating process and desulfurizer for high-sulfur raw oil
|
CN1526756A
|
|
Permanent self-lubricating polyolefin composition and its prepn
|