LandOfFree - US Patents - Listing for Refrigeration

Refrigeration – Refrigeration producer – Compressor-condenser-evaporator circuit

Dual refrigerant cooling system

Refrigeration – Automatic control – Withdrawing or adding refrigerant from or to normally closed...

Dual refrigerant recovery apparatus with single vacuum pump and

Refrigeration – With means preventing or handling atmospheric condensate... – Means utilizing heat developed by refrigeration producer

Dual refrigerant refrigeration system and method

Refrigeration – With means preventing or handling atmospheric condensate... – Means utilizing heat developed by refrigeration producer

Dual refrigerant refrigeration system and method

Refrigeration – Display type – With air controlling or directing means

Dual refrigerated display cabinet

Refrigeration – Reversible – i.e. – heat pump – With flow control or compressor details

Dual restrictor flow control

Refrigeration – Refrigeration producer – Compressor-condenser-evaporator circuit

Dual restrictor shut-off valve for pressurized fluids of air...

Refrigeration – Reversible – i.e. – heat pump

Dual reversing valves for economized heat pump

Refrigeration – Air compressor – cooler and expander type – Motor-type expander

Dual rotor heat exchanger

Refrigeration – Refrigeration producer – Compressor-condenser-evaporator circuit

Dual section refrigeration system

Refrigeration – Automatic control – Of closed system sorbent type

Dual setpoint control for an absorption chiller

Refrigeration – Structural installation – Window connected or mounted

Dual side discharge air housing for room air conditioner

Refrigeration – Structural installation – Window connected or mounted

Dual side discharge room air conditioner with foamed insulation

Refrigeration – Using electrical or magnetic effect – Thermoelectric; e.g. – peltier effect

Dual source heat pump

Refrigeration – Processes – Defrosting or frost inhibiting

Dual source heat pump

Refrigeration – With alternately usable energy sources

Dual stage AC system for recreational vehicle

Refrigeration – Using electrical or magnetic effect

Dual stage active magnetic regenerator and method

Refrigeration – Processes – Assembling – charging – or repairing of refrigeration producer

Dual tank refrigerant recovery system

Refrigeration – Processes – Circulating external gas

Dual temperature control of refrigerator-freezer