Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9090842 | Method for refining polyoxymethylene dialkyl ethers by catalytic hydrogenation using a slurry bed | Hongyan Shang, Xiaoting FENG | 2015-07-28 |
| 9057034 | Method for synthesizing polyoxymethylene dimethyl ethers | Hongyan Shang, Chengyue LI | 2015-06-16 |
| 9051524 | Method for refining polyoxymethylene dialkyl ethers by catalytic hydrogenation using a fixed bed | Hongyan Shang, Yu Han | 2015-06-09 |