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Patent applications and USPTO patent grants for Shandong Yuhuang Chemical Co., Ltd..The latest application filed is for "method for producing polyoxymethylene dimethyl ethers".
Patent | Date |
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Fluidized bed reactor and method for preparing polyoxymethylene dimethyl ethers from dimethoxymethane and paraformaldehyde Grant 9,346,916 - Wang , et al. May 24, 2 | 2016-05-24 |
Method for producing polyoxymethylene dimethyl ethers Grant 9,266,990 - Wang , et al. February 23, 2 | 2016-02-23 |
Method for Producing Polyoxymethylene Dimethyl Ethers App 20150291722 - Wang; Jinfu ;   et al. | 2015-10-15 |
Fluidized Bed Reactor and Method for Preparing Polyoxymethylene Dimethyl Ethers from Dimethoxymethane and Paraformaldehyde App 20150273426 - Wang; Jinfu ;   et al. | 2015-10-01 |
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