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tianjin botian chemical industry c… 🛈 | 196 |
Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
method for producing polyvinyl chloride resin special for battery separator with moderat… 🛈 | 2 | 2009 |
method for producing polyvinyl chloride resin special for battery separators with medium… 🛈 | 2 | 2009 |
method for producing paste resin by using chain extender | 2 | 2010 |
method for modifying polychloroethylene by in-situ polymerization of nano silicon dioxide | 2 | 2009 |
preparation method of nanometer silica modified polyvinyl-chloride composite material | 1 | 2008 |
wear-resistant device for coal hopper wall | 1 | 2010 |
cylinder spiral conveyer device | 1 | 2010 |
fire coal impurity separator | 1 | 2010 |
backwashing device of dust-collection hydrolytic tank | 1 | 2010 |
titanium tetrachloride filter pressing recovery device | 1 | 2010 |