40 patents
Page 2 of 2
Utility
CorrectedUltra Low Emissions Firetube Boiler Burner
28 Oct 20
According to an embodiment, a fired heater includes a fuel and combustion air source configured to output fuel and combustion air into a combustion volume, the combustion volume including a combustion volume wall defining a lateral extent separate from an exterior volume.
DONALD KENDRICK, DOUGLAS W. KARKOW, VENKATESH IYER, JAMES K. DANSIE, JONATHAN BUCHER, AARON SALZBRUN
Filed: 17 Jun 19
Utility
Method for electrically controlled combustion fluid flow
19 Oct 20
A combustion fluid flow barrier includes an aperture to control combustion fluid flow.
Douglas W. Karkow, Christopher A. Wiklof
Filed: 11 Dec 18
Utility
Pre-mixed fuel burner with perforated flame holder
19 Oct 20
A combustion system such as a furnace or boiler includes a perforated reaction holder configured to hold a combustion reaction that produces very low oxides of nitrogen (NOx).
Douglas W. Karkow, Joseph Colannino, Robert E. Breidenthal, Christopher A. Wiklof
Filed: 5 Apr 16
Utility
Prefabricated integrated combustion assemblies and methods of installing the same into a combustion system
12 Oct 20
Embodiments disclosed herein are directed to devices and methods for improving operation of a combustion system.
Douglas Wayne Karkow, Joseph Colannino, Christopher A. Wiklof
Filed: 15 Feb 16
Utility
Burner including a perforated flame holder spaced away from a fuel nozzle
31 Aug 20
A perforated flame holder and burner including a perforated flame holder provides reduced oxides of nitrogen (NOx) during operation.
Douglas W. Karkow, Joseph Colannino, Igor A. Krichtafovitch, Robert E. Breidenthal, Christopher A. Wiklof
Filed: 26 Nov 17
Utility
Low NOx burner
24 Aug 20
A low NOx burner is configured to support a combustion reaction at a selected fuel mixture by anchoring a flame at a conductive flame anchor responsive to current flow between charges carried by the flame and the conductive flame anchor.
Joseph Colannino
Filed: 19 Nov 17
Utility
Horizontally Fired Burner System
12 Aug 20
A horizontally-fired burner system includes, in a combustion volume, a distal flame holder, the distal flame holder including a plurality of columns each formed from a respective plurality of refractory tiles, and a fuel and combustion air source configured to output a flammable fuel and air mixture toward the distal flame holder.
DONALD KENDRICK, STEVEN BRNCIC
Filed: 10 Feb 20
Utility
Burner System Including a Distal Flame Holder and a Non-reactive Fluid Source
29 Jul 20
A burner includes a distal flame holder, first and second fuel nozzles, a fuel and oxidant source, and a mixing tube disposed upstream from the distal flame holder.
Colin James Deller, Donald Kendrick, Venkatesh Iyer, Douglas W. Karkow
Filed: 29 Jan 20
Utility
Control System and Method for a Burner with a Distal Flame Holder
15 Jul 20
A combustion system includes a distal flame holder, a pilot fuel distributor, a main fuel distributor, an oxidant source, an array of sensors, and a controller.
DOUGLAS W. KARKOW, DONALD KENDRICK, JAMES K. DANSIE, CHRISTOPHER A. WIKLOF
Filed: 16 Jan 20
Utility
Electrical combustion control system including a complementary electrode pair
8 Jun 20
Two or more unipolar voltage generation systems may apply respective voltages to separate but complementary electrodes.
Igor A. Krichtafovitch
Filed: 14 Nov 13
Utility
Combustion System Including a Mixing Tube and a Flame Holder
6 May 20
A combustion system includes a fuel distributor configured to output a fuel, an oxidant source configured to output an oxidant, and a mixing tube defining a mixing volume aligned to receive the fuel and oxidant.
DONALD KENDRICK
Filed: 7 Nov 19
Utility
Method for a Perforated Flame Holder with Adjustable Fuel Nozzle
29 Apr 20
A method for a combustion system includes outputting fuel from an adjustable-position fuel nozzle onto a perforated flame holder, the fuel being directed for mixture with an oxidant en route to the perforated flame holder.
DOUGLAS W. KARKOW, JOSEPH COLANNINO, JAMES K. DANSIE, JESSE DUMAS, DONALD KENDRICK, CHRISTOPHER A. WIKLOF
Filed: 26 Dec 19
Utility
Combustion system with a grid switching electrode
20 Apr 20
A high voltage can be applied to a combustion reaction to enhance or otherwise control the combustion reaction.
Igor A. Krichtafovitch, Christopher A. Wiklof
Filed: 25 Jul 18
Utility
Fuel Nozzle Assembly for a Burner Including a Perforated Flame Holder
18 Mar 20
A fuel nozzle assembly includes one or more tapered fuel nozzles.
DONALD KENDRICK, CHRISTOPHER A. WIKLOF
Filed: 29 Aug 19
Utility
Perforated flame holder with adjustable fuel nozzle
2 Mar 20
A combustion system includes a perforated flame holder, an oxidant source, and an adjustable fuel nozzle.
Douglas W. Karkow, Joseph Colannino, James K. Dansie, Jesse Dumas, Donald Kendrick, Christopher A. Wiklof
Filed: 27 Jul 17
Utility
Multi-nozzle combustion assemblies including perforated flame holder, combustion systems including the combustion assemblies, and related methods
3 Feb 20
Embodiments disclosed herein are directed to integrated combustion assemblies including a perforated flame holder, combustion systems that include one or more integrated combustion assemblies, and related methods.
Jerry Michael Lang, Sr., Douglas Wayne Karkow, Donald Kendrick, James Kyle Dansie, Terry Lynn Montgomery, Jesse Dumas, Christopher A. Wiklof
Filed: 9 Mar 17
Utility
Ultra Low Emissions Firetube Boiler Burner
4 Dec 19
According to an embodiment, a fired heater includes a fuel and combustion air source configured to output fuel and combustion air into a combustion volume, the combustion volume including a combustion volume wall defining a lateral extent separate from an exterior volume.
DONALD KENDRICK, DOUGLAS W. KARKOW, VENKATESH IYER, JAMES K. DANSIE, JONATHAN BUCHER, AARON SALZBRUN, CHRISTOPHER J. LEE
Filed: 17 Jun 19
Utility
Adaptor for providing electrical combustion control to a burner
28 Oct 19
Technologies are provided for an adaptor for introducing electricity into a combustion chamber, for the purpose of electrical flame or combustion control.
Christopher A. Wiklof, Nicholas S. Bromer
Filed: 16 Aug 15
Utility
Horizontally fired burner with a perforated flame holder
28 Oct 19
A horizontally-fired flame burner includes a flame holder positioned laterally from the burner.
Douglas W. Karkow, Joseph Colannino, Igor A. Krichtafovitch, Christopher A. Wiklof
Filed: 5 Apr 16
Utility
Plasma Pilot
23 Oct 19
A combustion system includes a perforated flame holder, a fuel nozzle configured to output fuel toward the perforated flame holder, and a plasma ignition device configured to output a plasma during a preheating state of the combustion system and to cease outputting the plasma to transition from the preheating state to the standard operating state.
SUNNY KARNANI, JAMES K. DANSIE, JACKSON M. PLEIS
Filed: 5 May 19