Description
Class F23L : AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS
Subclass 9/00: Passages or apertures for delivering secondary air for completing combustion of fuel
F23L 9/00
Sub-Class
Stats
- 59 US PATENTS IN FORCE
- 5 US APPLICATIONS PENDING
- 36 Total Patent Owners
- 283 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12092326 | Variable vane overfire air nozzles, system, and strategy | Oct 22, 21 | Sep 17, 24 | Not available |
| 11988383 | Combustion apparatus | Mar 24, 22 | May 21, 24 | Rinnai Corporation |
| 11719433 | Velocity damper for a recovery boiler | Nov 11, 21 | Aug 08, 23 | Andritz, Inc. |
| 11708999 | Biomass heating system with optimized flue gas treatment | Sep 03, 20 | Jul 25, 23 | SL-TECHNIK GMBH |
| 11506381 | Plug-resistant burner tip and method | May 15, 20 | Nov 22, 22 | Zeeco Inc. |
| 11291334 | Grill apparatus and firebox assembly for use in a grill | Jan 29, 20 | Apr 05, 22 | NEWAGE PRODUCTS, INC. |
| 11268700 | Gas burner and hob comprising a gas burner | Jun 25, 18 | Mar 08, 22 | Electrolux Appliances Aktiebolag |
| 11226095 | Velocity damper for a recovery boiler | Jan 20, 20 | Jan 18, 22 | Andritz, Inc. |
| 10871285 | Pyrolysis boiler | Sep 05, 17 | Dec 22, 20 | Pyroheat OÜ |
| 10760790 | Booster burner | Feb 27, 18 | Sep 01, 20 | Pure Methanol Energy Technology Co., Ltd. |
| 10663229 | Cooling apparatus of heating furnace | Apr 24, 17 | May 26, 20 | Chugai Ro Co. Ltd. a corporation of Japan |
| 10648663 | Turbocharged burner | Feb 27, 18 | May 12, 20 | Pure Methanol Energy Technology Co., Ltd. |
| 10605455 | Combustion burner and boiler | Mar 17, 16 | Mar 31, 20 | MITSUBISHI HITACHI POWER SYSTEMS, LTD. |
| 10488051 | Gas burner apparatus and cooking apparatus including the same | Oct 14, 16 | Nov 26, 19 | Samsung Electronics Co. Ltd. |
| 10480782 | Fire constructions | Jul 10, 14 | Nov 19, 19 | CHARLTON & JENRICK LIMITED |
| 10352558 | Premixed stamped inner flames burner with eccentric injection venturi | Mar 09, 18 | Jul 16, 19 | Whirlpool Corporation |
| 10197274 | Integrated process for oxy-fuel combustion and production of oxygen | Dec 19, 14 | Feb 05, 19 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 10174944 | Combustor assembly and method therefor | Feb 28, 12 | Jan 08, 19 | Gas Technology Institute |
| 10174937 | Method for distributing gas for oxy-fuel combustion in circulating fluidized bed | Nov 06, 14 | Jan 08, 19 | INSTITUTE OF ENGINEERING THERMOPHYSICS, CHINESE ACADEMY OF SCIENCES |
| 10088168 | Gas-burning appliance and gas fireplace | Jul 07, 16 | Oct 02, 18 | BAHUTONG ENTERPRISE LIMITED COMPANY |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2019/0186,735 | TURBOCHARGED BURNER | Feb 27, 18 | Jun 20, 19 | Not available |
| 2019/0186,736 | BOOSTER BURNER | Feb 27, 18 | Jun 20, 19 | Not available |
| 2017/0045,221 | COMBUSTION BURNER, SOLID-FUEL-COMBUSTION BURNER, SOLID-FUEL-COMBUSTION BOILER, BOILER, AND METHOD FOR OPERATING BOILER | Aug 19, 16 | Feb 16, 17 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 2015/0198,331 | APPARATUS FOR COMBUSTING A FUEL AT HIGH PRESSURE AND HIGH TEMPERATURE, AND ASSOCIATED SYSTEM | Mar 04, 15 | Jul 16, 15 | Not available |
| 2014/0202,365 | COMBUSTION APPARATUS WITH DIRECT FIRING SYSTEM | Aug 17, 12 | Jul 24, 14 | DOOSAN BABCOCK LIMITED |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 34 Months (last 2 years Issuances)
- 34 Months (last 5 years Issuances)