Class C01C : AMMONIA; CYANOGEN; COMPOUNDS THEREOF
Subclass 1/247: Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Preparation from compounds containing nitrogen and sulfur from sulfur-containing ammonium compounds by oxidation with free oxygen
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11254639 | Cyclic process for producing taurine from monoethanolamine | Sep 09, 20 | Feb 22, 22 | Vitaworks IP, LLC |
| 11224838 | Controlling aerosol production during absorption in ammonia-based desulfurization | Jul 22, 20 | Jan 18, 22 | Jiangnan Environmental Protection Group Inc. |
| 11027234 | Oxidization of ammonia desulfurization solution | Jun 13, 18 | Jun 08, 21 | Jiangnan Environmental Protection Group Inc. |
| 9593282 | Removal of hydrogen sulfide as ammonium sulfate from hydropyrolysis product vapors | Oct 13, 14 | Mar 14, 17 | GAS TECHNOLOGY INSTITUTE |
| 8859831 | Removal of hydrogen sulfide as ammonium sulfate from hydropyrolysis product vapors | Aug 02, 11 | Oct 14, 14 | GAS TECHNOLOGY INSTITUTE |
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