Class F23J : REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
Subclass 11/12: Devices for conducting smoke or fumes, e.g. flues (heat insulation therefor E04B 1/94; chimneys E04H 12/28; removing cooking fumes from domestic stoves or ranges F24C 15/2) Smoke conduit systems for factories or large buildings
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10722844 | Selective catalytic reduction process and method of regenerating deactivated SCR catalyst of a parallel flue gas treating system | Aug 16, 19 | Jul 28, 20 | Shell Oil Company |
| 10539338 | Combustion device and combustion device system including combustion device | Oct 13, 17 | Jan 21, 20 | Noritz Corporation |
| 10458707 | Furnace tunnels and assembly system | Sep 27, 16 | Oct 29, 19 | BD Energy Systems, LLC |
| 10443840 | Reversible draft controllers and exhaust systems incorporating same | May 11, 12 | Oct 15, 19 | RM Manifold Group, Inc. |
| 10240818 | Water heating system | Oct 13, 17 | Mar 26, 19 | Noritz Corporation |
| 10113743 | Motor-driven chimney draft system | Dec 28, 15 | Oct 30, 18 | exodraft a/s |
| 5988860 | System and method for directing air flow having a sash | Jul 18, 96 | Nov 23, 99 | NOVAR CONTROLS CORPORATION |
| 5000161 | Smokestack having reduced IR emission | Oct 30, 74 | Mar 19, 91 | The United States of America as represented by the Secretary of the Navy |
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