Panjin Dober Petroleum Technology Development Company Ltd.??? ?? ??? ?????.

?? ?:Panjin Dober Petroleum Technology Development Company Ltd.

??:0086-427-7830419 7830429

???:dober@doberchem.com;qwz@doberchem.com

??:China

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Nonylphenol series of polyether
Viscosity reducer VD/LH-XVI
In addition to silicon agent SIR/LH-I
Pre dehydrating agent PD/LH-III
Solid gas source EOR-SG/LH-I
Emulsifier EM/LH-I composite of organic surfactant
Fungicides SI/LH-II
Corrosion InhibitorSI/LH-II
Water purifying agentsWC/LH-VI			H2O
Polyol PEL-I
Dispersed anti-wax agent PI/LH-I
Alcohol series of polyether
Oil-based stunning (source) agent FOI/LH-I
RP DemulsifierRPD/LH-I