Patents for F25B 45 - Arrangements for charging or discharging refrigerant (2,920)
09/1980
09/23/1980US4223537 Air cooled centrifugal water chiller with refrigerant storage means
05/1980
05/29/1980WO1980001102A1 A method for running a cooling-heating pump
03/1980
03/20/1980WO1980000491A1 Device for a heating or cooling unit
04/1979
04/17/1979US4149574 Apparatus for filling a hollow and closed system provided with only one filling aperture
04/10/1979US4148198 Refrigeration charging and sealing device
11/1978
11/21/1978US4126017 Method of refrigeration and refrigeration apparatus
09/1978
09/05/1978US4110998 Apparatus for detecting and removing contaminants from a refrigeration system
08/1978
08/15/1978US4106306 Refrigerant charge adjuster apparatus
05/1978
05/02/1978US4086780 Refrigerating apparatus, in particular two-temperature refrigerator
06/1977
06/28/1977US4032041 Dispensing apparatus having temperature compensating fluid metering
05/1977
05/31/1977US4026320 Valve assembly for panel mounting
03/1977
03/29/1977US4014181 Air conditioning methods and apparatus
12/1976
12/14/1976US3996765 Refrigerant system charging and evacuating manifold
08/1976
08/24/1976US3976110 Refrigerant charging kit
08/17/1976US3974659 Oil sampling and charging method and apparatus for refrigeration systems
06/1976
06/22/1976US3964267 Refrigeration charging cylinder
06/15/1976US3963212 Two-way tee for joining refrigerant lines
04/1976
04/20/1976US3950961 Cooling system for a two-temperature refrigerator
02/1976
02/10/1976US3937029 Method and apparatus for charging air conditioners with refrigerant fluid
02/03/1976US3935713 Method and apparatus for maintaining and servicing a pressurized refrigeration system or the like
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