157841 ⎘
Hot-air central heating systems ; Exhaust gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air or the air-heater
MULTI-ZONE VARIABLE REFRIGERANT FLOW HEATING/COOLING UNIT
#2AIR SEPARATOR WITHIN A SOLAR AIR COLLECTOR
#3HEATING SYSTEM AND METHOD OF CONTROLLING THE SAME
#4SYSTEMS AND METHODS FOR CONTROLLING TWINNED HEATING APPLIANCES
#5QUICK HEAT ALGORITHM FOR MODULATING HEATING EQUIPMENT
#6AIR HEATING APPARATUS
#7MULTI-ZONE VARIABLE REFRIGERANT FLOW HEATING/COOLING UNIT
#8A device for heating a room using underfloor heating
#9Quick heat algorithm for modulating heating equipment
#10Cabinet Heater Plenum Thermostat Controller
#11Systems and methods for controlling twinned heating appliances
#12INDUCTION DISPLACEMENT UNIT
#13HVAC system prognostics and diagnostics based on temperature rise or drop
#14VARIABLE CAPACITY HEAT PUMP SYSTEM
#15HVAC system prognostics and diagnostics based on temperature rise or drop
#16SOLAR SPACE HEATING COLLECTOR
#17COMMERCIAL BUILDING SOLAR HEATING SYSTEM
#18Liner device for a furnace
#19PRE-CAST CONCRETE FLOORING SYSTEMS AND METHODS OF USE
#20Solar air heater
#21Multi-zone variable refrigerant flow heating/cooling unit
#22Solar air heater
#23Coaxial gas valve assemblies including electronically controlled solenoids
#24Gas furnace
#25Solar air heater
#26HVAC systems and methods with improved heating element control
#27Flame control systems and methods for furnaces
#28Apparatus and method for sound reduction of high efficiency furnaces
#29Solar air heater
#30Induction displacement unit
#31Positive pressure amplified gas-air valve for a low NOx premix combustion system
#32Furnace
#33Multi-zone variable refrigerant flow heating/cooling unit
#34Flue vent adapter for multi-poise furnace
#35Variable Refrigerant Flow System with Decoupled Refrigerant and Air Distribution Subsystems
#36Optimized low power air circulation in HVAC systems
#37SYNERGISTIC ENERGY ECOSYSTEM
#38Heat Extractor to Capture and Recycle Heat Energy within a Furnace
#39Furnace controller and a furnace that controls a gas input rate to maintain a discharge air temperature
#40Intake drain system and method
#41Heating furnace using self-calibration mode
#42Heating furnace using rapid response heat control mode
#43Heating furnace using discharge air heating control mode
#44Heating furnace using anti-stratification mode
#45Heating furnace using auto heating commissioning mode
#46Heating furnace using gas pulse modulation temperature control mode
#47Heating furnace using energy saving mode
#48Gas furnace for indoor heating
#49Multi-zone variable refrigerant flow heating/cooling unit
#50Air conditioning system with heat pump section and separate heat source section
#51Multi-zone variable refrigerant flow heating/cooling unit
#52Cogeneration system configured to be installed into an existing boiler plant/emergency generator installation and process for cogeneration
#53System and method for maintaining air temperature within a building HVAC system
#54HVAC systems and methods with improved heating element control
#55Systems and methods for controlling conditioned fluid systems in a built environment
#56Heating system
#57Intake drain system and method
#58Multi-Cone Fuel Burner Apparatus For Multi-Tube Heat Exchanger
#59Method for a heat transfer system and heat transfer system
#60Multi-component system for treating enclosed environments
#61Apparatus and method for controlling indoor airflow for heat pumps
#62Methods and apparatus for heating air with hot water
#63HVAC controller having economy and comfort operating modes
#64Heat quantity displaying device and method
#65Passive constant pressure hatch for fresh air direct fired gas heated ventilation systems
#66HVAC system remote monitoring and diagnosis
#67Induction displacement unit
#68Induction displacement air handling unit
#69Heat and energy recovery and regeneration assembly, system and method
#70Waterless humidifier for residential and commercial furnaces
#71Furnace controller and a furnace that controls a gas input rate to maintain a discharge air temperature
#72Cogeneration system and process for determining whether to use cogeneration
#73Rooftop hydronic heating unit
#74Heat pump device
#75Synergistic energy ecosystem
#76Wireless control of a heating or cooling unit
#77System and method for maintaining air temperature within a building HVAC system
#78HEATING SYSTEM
#79Heat transfer apparatus for heating and cooling a room
#80THIN-FILM CARBON FORCED WARM-AIR-HEATING UNIT
#81Waterless humidifier for residential and commercial furnaces
#82Altitude adjustment for heating, ventilating and air conditioning systems
#83AIR CONDITIONING/VENTILATING SYSTEM
#84GROUND-TO-AIR HEAT PUMP SYSTEM
#85Systems and methods for fault detection of air handling units
#86Bathroom air-conditioner
#87Enviromentally distinctive cabin design and integrated recovery system
#88Cogeneration system
#89Cogeneration system
#90Methods and apparatus for heating air with hot water
#91Pressure equilizing system
#92Air delivery system
#93System and method for heat and energy recovery and regeneration
#94Modulating gas furnace and associated method of control
#95Remote distance transporting and integrating heat ejection connected to central heating ductwork (auxiliary heat ejectors)