LandOfFree - US Patents - Listing for Refrigeration

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Oil control valve for refrigeration system

Refrigeration – Automatic control – Refrigeration producer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil cooled hermetic compressor used for helium service

Refrigeration – Gas compression – heat regeneration and expansion – e.g.,...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil cooling apparatus for refrigeration screw compressor

Refrigeration – Automatic control – Refrigeration producer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil cooling means for refrigeration screw compressor

Refrigeration – Refrigeration producer – With lubricant handling means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil equalization system for refrigeration compressors

Refrigeration – Refrigeration producer – With lubricant handling means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil equalizing operation control device for air conditioner

Refrigeration – Refrigeration producer – With lubricant handling means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil equalizing system for multiple compressors

Refrigeration – Refrigeration producer – With lubricant handling means

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil flow protection scheme

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil free screw expander-compressor

Refrigeration – Processes – Compressing – condensing and evaporating

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil free vacuum system

Refrigeration – Low pressure cold trap process and apparatus

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil injection system for air conditioning equipment

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil injector for refrigerants of air conditioners and the like

Refrigeration – With means for charging closed refrigeration producing system

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil leak diversion and collection system for mechanical...

Refrigeration – Refrigeration producer – With lubricant handling means

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil level control system

Refrigeration – Automatic control – Refrigeration producer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil level control system

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil level equalizing system for plural compressors

Refrigeration – Automatic control – Refrigeration producer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil management and removal system for a refrigeration installati

Refrigeration – Automatic control – Refrigeration producer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil management apparatus for a refrigeration chiller

Refrigeration – Processes – Lubricant handling

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil management in a parallel compressor arrangement

Refrigeration – Refrigeration producer – With lubricant handling means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Oil management system for screw compressor utilized in refrigera

Refrigeration – Refrigeration producer – With lubricant handling means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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