LandOfFree - US Patents - Listing for Refrigeration

Refrigeration – Automatic control – Preventing – removing or handling atmospheric condensate

Heat pump system defrost control

Refrigeration – Automatic control – Preventing – removing or handling atmospheric condensate

Heat pump system defrost control

Refrigeration – With indicator or tester – Operatively correlated with automatic control

Heat pump system defrost control system with override

Refrigeration – Intermediate fluid container transferring heat to heat... – Flow line connected transfer fluid supply and heat exchanger

Heat pump system dehumidifier with secondary water loop

Refrigeration – Reversible – i.e. – heat pump

Heat pump system for air conditioning adaptable to cold regions

Refrigeration – Processes – Exchanging heat between plural systems – e.g. – disparate

Heat pump system for production of domestic hot water

Refrigeration – Automatic control – Selective heating or cooling

Heat pump system having auxiliary water heating and heat...

Refrigeration – Reversible – i.e. – heat pump – With cooling apparatus other than gas compressor

Heat pump system of combination of ammonia cycle carbon...

Refrigeration – Processes – Exchanging heat between plural systems – e.g. – disparate

Heat pump system selectively operable in a cascade mode and meth

Refrigeration – Automatic control – Of external fluid or means

Heat pump system using energy-supplying mechanism to control ref

Refrigeration – Automatic control – Selective heating or cooling

Heat pump system utilizable for air conditioner, water supply ap

Refrigeration – Automatic control – Selective heating or cooling

Heat pump system with balanced total heating-emitting and absorb

Refrigeration – Automatic control – Selective heating or cooling

Heat pump system with high efficiency reversible helical screw r

Refrigeration – Automatic control – Selective heating or cooling

Heat pump system with hot water defrost

Refrigeration – Automatic control – Time or program actuator

Heat pump system with multi-stage centrifugal compressors

Refrigeration – Reversible – i.e. – heat pump

Heat pump system with multi-stage compression

Refrigeration – Refrigeration producer – Compressor-condenser-evaporator circuit

Heat pump system with multi-stage compression

Refrigeration – Automatic control – Refrigeration producer

Heat pump system with selective space cooling

Refrigeration – Disparate apparatus utilized as heat source or absorber – With sorption

Heat pump systems