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combined with conventional energy
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F24D11/0271
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F24
Heating devices
F24D
DOMESTIC- OR SPACE-HEATING SYSTEMS
F24D11/00
Central heating systems using heat accumulated in storage masses
Current Industry
F24D11/0271
combined with conventional energy
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Patents Grants
last 30 patents
Information
Patent Grant
Heat recovery apparatus and methods of increasing energy efficiency...
Patent number
11,841,147
Issue date
Dec 12, 2023
Rheem Manufacturing Company
Pratik S. Deokar
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Air conditioning system
Patent number
10,386,078
Issue date
Aug 20, 2019
Daikin Industries, Ltd.
Hiroshi Yoh
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Hybrid heat pump system
Patent number
9,970,665
Issue date
May 15, 2018
MITSUBISHI ELECTRIC US, INC.
Joseph Bush
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Multistage thermostat using integral initiation change means
Patent number
4,332,352
Issue date
Jun 1, 1982
Honeywell Inc.
Thomas S. Jaeger
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Fuel fired supplementary heater for heat pump
Patent number
4,191,023
Issue date
Mar 4, 1980
Electric Power Research Institute, Inc.
Francis J. Sisk
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Combination heating system including a conventional furnace, heat p...
Patent number
4,190,199
Issue date
Feb 26, 1980
Lennox Industries Inc.
Richard E. Cawley
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Control for a combination furnace and heat pump system
Patent number
4,178,988
Issue date
Dec 18, 1979
Carrier Corporation
Peter L. Cann
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Air conditioning apparatus including a heat pump
Patent number
4,143,707
Issue date
Mar 13, 1979
The Trane Company
Carl M. Lewis
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Fuel fired supplementary heater for heat pump
Patent number
4,112,705
Issue date
Sep 12, 1978
Electric Power Research Institute, Inc.
Francis J. Sisk
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Heat pump conversion system for electric furnace
Patent number
3,993,121
Issue date
Nov 23, 1976
Glenn D. Medlin
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Information
Patent Application
HEAT RECOVERY APPARATUS AND METHODS OF INCREASING ENERGY EFFICIENCY...
Publication number
20230134566
Publication date
May 4, 2023
RHEEM MANUFACTURING COMPANY
Pratik S. Deokar
F24 - HEATING RANGES VENTILATING
Information
Patent Application
AIR CONDITIONING SYSTEM
Publication number
20150219342
Publication date
Aug 6, 2015
DAIKIN INDUSTRIES, LTD.
Hiroshi YOH
F24 - HEATING RANGES VENTILATING