LandOfFree - US Patents - Listing for Refrigeration

Refrigeration – Processes – Employing diverse materials or particular material in...

Refrigerant blend free of R-22 for use in ultralow...

Refrigeration – Processes – Compressing – condensing and evaporating

Refrigerant bypassing and filtering apparatus of air...

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

Refrigerant charge adjuster apparatus

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

Refrigerant charge adjuster apparatus

Refrigeration – Automatic control – Trapping and discharging refrigerant batches

Refrigerant charge control in a heat pump system with water...

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

Refrigerant charge control system for heat pump

Refrigeration – With indicator or tester – Condition sensing

Refrigerant charge detection system for an air conditioning syst

Refrigeration – Automatic control – Selective heating or cooling

Refrigerant charge monitor and method for transport refrigeratio

Refrigeration – With indicator or tester – Diverse function indicators or testers

Refrigerant charge status indication method and device

Refrigeration – With means for charging closed refrigeration producing system

Refrigerant charge valve

Refrigeration – Automatic control – Trapping and discharging refrigerant batches

Refrigerant charge variation mechanism

Refrigeration – With indicator or tester

Refrigerant charging apparatus

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

Refrigerant charging by optimum performance

Refrigeration – With means for charging closed refrigeration producing system

Refrigerant charging device

Refrigeration – With means for charging closed refrigeration producing system

Refrigerant charging hose assembly

Refrigeration – With indicator or tester – Condition sensing

Refrigerant charging manifold valve

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

Refrigerant charging system

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

Refrigerant charging system and control system therefor

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

Refrigerant charging system and method using cartridges and...