Flue gas duct systems

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Patents Grantslast 30 patents

Information Patent Grant
Roof plumbing vents and methods including for tankless water heater...
- Patent number 12,078,347
- Issue date Sep 3, 2024
- Aurora Plumbing Company, LLC
- Scott Beyer
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Arrangement having two burners
- Patent number 11,920,785
- Issue date Mar 5, 2024
- Truma Gerätetechnik GmbH & Co. KG
- Uwe Armbruster
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Detecting blockage of a duct of a burner assembly
- Patent number 11,231,174
- Issue date Jan 25, 2022
- Siemens Aktiengesellschaft
- Bernd Schmiederer
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Combustion device
- Patent number 10,712,001
- Issue date Jul 14, 2020
- Noritz Corporation
- Kentaro Masumoto
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Combustion device and combustion device system including combustion...
- Patent number 10,539,338
- Issue date Jan 21, 2020
- Noritz Corporation
- Shinichi Okamoto
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Circulating fluidized bed boiler and a method of assembling a circu...
- Patent number 10,502,413
- Issue date Dec 10, 2019
- Sumitomo SHI FW Energia Oy
- Pentti Lankinen
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Air pollution control system
- Patent number 10,471,382
- Issue date Nov 12, 2019
- Mitsubishi Hitachi Power Systems, Ltd.
- Tsuyoshi Miyachi
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Exhaust adapter, exhaust structure for water heater, and method for...
- Patent number 10,415,827
- Issue date Sep 17, 2019
- Noritz Corporation
- Takanori Nagano
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Water heating system
- Patent number 10,240,818
- Issue date Mar 26, 2019
- Noritz Corporation
- Takao Muko
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Damper for direct vent fireplace insert
- Patent number 10,060,624
- Issue date Aug 28, 2018
- Miles Industries Ltd.
- Martin Miles
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Exhaust adapter, exhaust structure for water heater, and method for...
- Patent number 9,989,252
- Issue date Jun 5, 2018
- Noritz Corporation
- Takanori Nagano
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Gas exchange termination system
- Patent number 9,951,950
- Issue date Apr 24, 2018
- John E. Hohman
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Power generation system and method of operating the same
- Patent number 9,478,813
- Issue date Oct 25, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Akinori Yukimasa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low profile vent terminal with variable exhaust angle
- Patent number 9,459,007
- Issue date Oct 4, 2016
- Carrier Corporation
- David Warmuth
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Heating apparatus with fan
- Patent number 9,441,839
- Issue date Sep 13, 2016
- David Deng
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Cogeneration apparatus
- Patent number 8,552,574
- Issue date Oct 8, 2013
- Honda Motor Co., Ltd.
- Nobuyuki Sasaki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Ceiling support box with outside air inlet
- Patent number 8,408,196
- Issue date Apr 2, 2013
- M&G DuraVent, Inc.
- John R. Jacklich
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Multi-boiler and control method thereof for preventing back flow of...
- Patent number 8,235,707
- Issue date Aug 7, 2012
- Kyungdong Networks Co., Ltd.
- Si-Hwan Kim
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Flue, and a boiler including such a flue
- Patent number 8,136,485
- Issue date Mar 20, 2012
- Zenex Technologies Limited
- Christopher C. Farrell
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Transition element for a passage in a water heater
- Patent number 8,113,154
- Issue date Feb 14, 2012
- AOS Holding Company
- Rodney Ray Syler
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Through a wall combustion detector
- Patent number 7,375,643
- Issue date May 20, 2008
- Honeywell International, Inc.
- James G. McAward
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Heat fan assembly and method of controlling a fan
- Patent number 6,935,108
- Issue date Aug 30, 2005
- Microgen Energy Limited
- Wayne Kenneth Aldridge
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Heat exchange system
- Patent number 6,908,039
- Issue date Jun 21, 2005
- HNI Technologies Inc.
- David Charles Lyons
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Fireplace make-up air heat exchange system
- Patent number 6,729,551
- Issue date May 4, 2004
- HON Technology Inc.
- David Charles Lyons
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Direct venting vent pipe
- Patent number 6,634,352
- Issue date Oct 21, 2003
- American Metal Products Company
- Dennis Maiello
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Heat exchange system
- Patent number 6,550,687
- Issue date Apr 22, 2003
- HON Technology Inc.
- David Charles Lyons
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Fireplace make-up air heat exchange system
- Patent number 6,543,698
- Issue date Apr 8, 2003
- Heat-N-Glo Fireplace Products, Inc
- David Charles Lyons
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Drafthood adapter assembly particularly for stoves and fireplaces
- Patent number 6,543,437
- Issue date Apr 8, 2003
- CFM Corporation
- Duong Luu
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Splitter plate arrangement for a flue gas stack
- Patent number 6,394,008
- Issue date May 28, 2002
- Alstom (Switzerland) Ltd
- Wesley P. Bauver
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Common venting of water heater and induced draft furnace
- Patent number 6,216,685
- Issue date Apr 17, 2001
- Gas Research Institute
- Peter P. Payne
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

Information Patent Application
ROOF PLUMBING VENTS AND METHODS INCLUDING FOR TANKLESS WATER HEATER...
- Publication number 20240360997
- Publication date Oct 31, 2024
- Aurora Plumbing Company, LLC
- Scott Beyer
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
ROOF PLUMBING VENTS AND METHODS INCLUDING FOR TANKLESS WATER HEATER...
- Publication number 20230027028
- Publication date Jan 26, 2023
- Aurora Plumbing Company, LLC
- Scott Beyer
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Arrangement Having Two Burners
- Publication number 20210310653
- Publication date Oct 7, 2021
- TRUMA GERÄTETECHNIK GMBH & CO. KG
- Uwe ARMBRUSTER
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
ADVANCED WASTE HEAT RECOVERY IN INDUSTRIAL FIRED-HEATERS
- Publication number 20190257530
- Publication date Aug 22, 2019
- Saudi Arabian Oil Company
- Yazeed Safar ALSHAHRANI
- E04 - BUILDING
Information Patent Application
Detecting Blockage Of A Duct
- Publication number 20180274782
- Publication date Sep 27, 2018
- Siemens Aktiengesellschaft
- Bernd Schmiederer
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
CIRCULATING FLUIDIZED BED BOILER AND A METHOD OF ASSEMBLING A CIRCU...
- Publication number 20180187884
- Publication date Jul 5, 2018
- Sumitomo SHI FW Energia Oy
- Pentti Lankinen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Gas Exchange Termination System
- Publication number 20170350594
- Publication date Dec 7, 2017
- John E. Hohman
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
METHOD AND APPARATUS FOR AVOIDING FROST OR ICE BUILD-UP ON EXHAUST...
- Publication number 20170336073
- Publication date Nov 23, 2017
- FROSTFREE VENTING INC.
- Lesley WEIR
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
EXHAUST ADAPTER, EXHAUST STRUCTURE FOR WATER HEATER, AND METHOD FOR...
- Publication number 20170130960
- Publication date May 11, 2017
- Noritz Corporation
- Takanori NAGANO
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
INTEGRATED ELECTRICITY GENERATING DEVICE AND HOT WATER BUFFER TANK
- Publication number 20160076482
- Publication date Mar 17, 2016
- Erez Harel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
EXHAUST ADAPTER, EXHAUST STRUCTURE FOR WATER HEATER, AND METHOD FOR...
- Publication number 20150056903
- Publication date Feb 26, 2015
- NORITZ AMERICA CORPORATION
- Takanori NAGANO
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
DIRECT VENTING SYSTEM FOR FREE-STANDING PROPANE POWERED ABSORPTION...
- Publication number 20140373568
- Publication date Dec 25, 2014
- Tim Dean
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
LOW PROFILE VENT TERMINAL WITH VARIABLE EXHAUST ANGLE
- Publication number 20140034046
- Publication date Feb 6, 2014
- Carrier Corporation
- David Warmuth
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD AND APPARATUS FOR PROVIDING EFFICIENT HEAT
- Publication number 20130312945
- Publication date Nov 28, 2013
- Johan Holger Karlstedt
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME
- Publication number 20130266881
- Publication date Oct 10, 2013
- PANASONIC CORPORATION
- Akinori Yukimasa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME
- Publication number 20130115538
- Publication date May 9, 2013
- PANASONIC CORPORATION
- Shigeki Yasuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COGENERATION APPARATUS
- Publication number 20120193911
- Publication date Aug 2, 2012
- Honda Motor Co., Ltd.
- Nobuyuki Sasaki
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
HEATING APPARATUS WITH FAN
- Publication number 20120031392
- Publication date Feb 9, 2012
- David Deng
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
MULTI-BOILER AND CONTROL METHOD THEREOF FOR PREVENTING BACK FLOW OF...
- Publication number 20100330512
- Publication date Dec 30, 2010
- Si-Hwan Kim
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
CEILING SUPPORT BOX WITH OUTSIDE AIR INLET
- Publication number 20100108052
- Publication date May 6, 2010
- John R. Jacklich
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
TRANSITION ELEMENT FOR A PASSAGE IN A WATER HEATER
- Publication number 20100101505
- Publication date Apr 29, 2010
- Rodney Ray Syler
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Flue, and a Boiler Including Such a Flue
- Publication number 20090272340
- Publication date Nov 5, 2009
- Zenex Technologies Limited
- Christopher C. Farrell
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
PARTITIONED CHIMNEY CAP AND FIREPLACE VENTING SYSTEM
- Publication number 20080160894
- Publication date Jul 3, 2008
- H. Alfred Eberhardt
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Coupling for direct venting system
- Publication number 20070221195
- Publication date Sep 27, 2007
- Andre Bibaud
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Sealed combustion gas-fired infrared heater
- Publication number 20060183066
- Publication date Aug 17, 2006
- John E. Eichenlaub
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Through a wall combustion detector
- Publication number 20060105280
- Publication date May 18, 2006
- Honeywell International, Inc.
- James G. McAward
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Positive pipe interlock
- Publication number 20050155209
- Publication date Jul 21, 2005
- Flexmaster Canada Limited
- Jules Isendam
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Heat fan assembly and method of controlling a fan
- Publication number 20040237520
- Publication date Dec 2, 2004
- Wayne Kenneth Aldridge
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Fireplace make-up air heat exchange system
- Publication number 20030127529
- Publication date Jul 10, 2003
- David Charles Lyons
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Heat exchange system
- Publication number 20030098358
- Publication date May 29, 2003
- HON Technology Inc.
- David Charles Lyons
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Flue gas duct systems

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Roof plumbing vents and methods including for tankless water heater...

Arrangement having two burners

Detecting blockage of a duct of a burner assembly

Combustion device

Combustion device and combustion device system including combustion...

Circulating fluidized bed boiler and a method of assembling a circu...

Air pollution control system

Exhaust adapter, exhaust structure for water heater, and method for...

Water heating system

Damper for direct vent fireplace insert

Exhaust adapter, exhaust structure for water heater, and method for...

Gas exchange termination system

Power generation system and method of operating the same

Low profile vent terminal with variable exhaust angle

Heating apparatus with fan

Cogeneration apparatus

Ceiling support box with outside air inlet

Multi-boiler and control method thereof for preventing back flow of...

Flue, and a boiler including such a flue

Transition element for a passage in a water heater

Through a wall combustion detector

Heat fan assembly and method of controlling a fan

Heat exchange system

Fireplace make-up air heat exchange system

Direct venting vent pipe

Heat exchange system

Fireplace make-up air heat exchange system

Drafthood adapter assembly particularly for stoves and fireplaces

Splitter plate arrangement for a flue gas stack

Common venting of water heater and induced draft furnace

Patents Applicationslast 30 patents

ROOF PLUMBING VENTS AND METHODS INCLUDING FOR TANKLESS WATER HEATER...

ROOF PLUMBING VENTS AND METHODS INCLUDING FOR TANKLESS WATER HEATER...

Arrangement Having Two Burners

ADVANCED WASTE HEAT RECOVERY IN INDUSTRIAL FIRED-HEATERS

Detecting Blockage Of A Duct

CIRCULATING FLUIDIZED BED BOILER AND A METHOD OF ASSEMBLING A CIRCU...

Gas Exchange Termination System

METHOD AND APPARATUS FOR AVOIDING FROST OR ICE BUILD-UP ON EXHAUST...

EXHAUST ADAPTER, EXHAUST STRUCTURE FOR WATER HEATER, AND METHOD FOR...

INTEGRATED ELECTRICITY GENERATING DEVICE AND HOT WATER BUFFER TANK

EXHAUST ADAPTER, EXHAUST STRUCTURE FOR WATER HEATER, AND METHOD FOR...

DIRECT VENTING SYSTEM FOR FREE-STANDING PROPANE POWERED ABSORPTION...

LOW PROFILE VENT TERMINAL WITH VARIABLE EXHAUST ANGLE

METHOD AND APPARATUS FOR PROVIDING EFFICIENT HEAT

POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME

POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME

COGENERATION APPARATUS

HEATING APPARATUS WITH FAN

MULTI-BOILER AND CONTROL METHOD THEREOF FOR PREVENTING BACK FLOW OF...

CEILING SUPPORT BOX WITH OUTSIDE AIR INLET

TRANSITION ELEMENT FOR A PASSAGE IN A WATER HEATER

Flue, and a Boiler Including Such a Flue

PARTITIONED CHIMNEY CAP AND FIREPLACE VENTING SYSTEM

Coupling for direct venting system

Sealed combustion gas-fired infrared heater

Through a wall combustion detector

Positive pipe interlock

Heat fan assembly and method of controlling a fan

Fireplace make-up air heat exchange system

Heat exchange system