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Patent applications and USPTO patent grants for Lee; Thiam Seng.The latest application filed is for "process and system for recovering base oil from lubrication oil that contains contaminants therein".
Patent | Date |
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Process And System For Recovering Base Oil From Lubrication Oil That Contains Contaminants Therein App 20110259795 - Yin; Yingsui ;   et al. | 2011-10-27 |
Advanced Electro-Coagulation Device And Process Of Using The Same For Wastewater Treatment App 20080223731 - Lee; Thiam Seng | 2008-09-18 |
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