Assignee
STAL REFRIGERATION AB
27 granted patents·412 citations·filing 1972–1990
Top patents by PatentIndex Score
27 records- 0188US4227755ABearing arrangement for shaft of rotary compressorSTAL REFRIGERATION AB·Filed 1978·Granted Oct 14, 1980·50 cites·7 claims
- 0285US5108269AMethod of controlling a rotary compressorSTAL REFRIGERATION AB·Filed 1989·Granted Apr 28, 1992·36 cites·7 claims
- 0385US4684330ADrive for rotary compressorSTAL REFRIGERATION AB·Filed 1981·Granted Aug 4, 1987·43 cites·2 claims
- 0471US3939867AValve for compressorsSTAL REFRIGERATION AB·Filed 1972·Granted Feb 24, 1976·33 cites·5 claims
- 0562US4124046AConnecting device for intermittent air flowSTAL REFRIGERATION AB·Filed 1976·Granted Nov 7, 1978·20 cites·3 claims
- 0657US4488858ACompressor with radial inlet to screw-formed rotorSTAL REFRIGERATION AB·Filed 1982·Granted Dec 18, 1984·15 cites·7 claims
- 0756US4737082ALift valve for rotary screw compressorsSTAL REFRIGERATION AB·Filed 1987·Granted Apr 12, 1988·14 cites·6 claims
- 0855US4021166ARotary vane compressor with increased outlet through-flow areaSTAL REFRIGERATION AB·Filed 1975·Granted May 3, 1977·13 cites·3 claims
- 0954US4746277ARotary compressor with pressure pulse suppressionSTAL REFRIGERATION AB·Filed 1987·Granted May 24, 1988·13 cites·3 claims
- 1053US4565508ADevice for controlling the volumetric capacity of a screw compressorSTAL REFRIGERATION AB·Filed 1984·Granted Jan 21, 1986·15 cites·5 claims
- 1153US4362472ARotary compressor with variable built-in volume ratioSTAL REFRIGERATION AB·Filed 1980·Granted Dec 7, 1982·19 cites·7 claims
- 1250US4049233ADevice for establishing and breaking a fluid communicationSTAL REFRIGERATION AB·Filed 1976·Granted Sep 20, 1977·22 cites·3 claims
- 1347US3981703AMultistage vane type rotary compressorSTAL REFRIGERATION AB·Filed 1975·Granted Sep 21, 1976·9 cites·1 claims
- 1445US4932844AControl section for a control system for controlling the internal volume of a rotary compressorSTAL REFRIGERATION AB·Filed 1988·Granted Jun 12, 1990·9 cites·4 claims
- 1545US4224014ARotary compressor with liquid injectionSTAL REFRIGERATION AB·Filed 1978·Granted Sep 23, 1980·8 cites·3 claims
- 1644US4877380AControl system for controlling the internal volume in a rotary compressorSTAL REFRIGERATION AB·Filed 1988·Granted Oct 31, 1989·9 cites·2 claims
- 1743US4741177AOil separator in a coolant systemSTAL REFRIGERATION AB·Filed 1987·Granted May 3, 1988·8 cites·6 claims
- 1843US4229949ARefrigeration systemSTAL REFRIGERATION AB·Filed 1979·Granted Oct 28, 1980·17 cites·1 claims
- 1943US4099896ARotary compressorSTAL REFRIGERATION AB·Filed 1977·Granted Jul 11, 1978·7 cites·3 claims
- 2041US5044909AValve device for control of the inner volume relation in a screw type rotary compressorSTAL REFRIGERATION AB·Filed 1990·Granted Sep 3, 1991·10 cites·4 claims
- 2141US4185949AScrew compressor with bearing unloading meansSTAL REFRIGERATION AB·Filed 1978·Granted Jan 29, 1980·9 cites·4 claims
- 2239US4845954AMethod and device for the manufacture of an ice slurrySTAL REFRIGERATION AB·Filed 1988·Granted Jul 11, 1989·13 cites·6 claims
- 2336US4239467ARotary compressor with valved liquid injection through the rotorSTAL REFRIGERATION AB·Filed 1978·Granted Dec 16, 1980·5 cites·4 claims
- 2432US4618272ADevice for fixing a thrust bearingSTAL REFRIGERATION AB·Filed 1986·Granted Oct 21, 1986·5 cites·7 claims
- 2529US4720250ARegulator for cooling or heat pump systemsSTAL REFRIGERATION AB·Filed 1986·Granted Jan 19, 1988·1 cites·2 claims
- 2619US4315410AMethod and apparatus for making ice blocksSTAL REFRIGERATION AB·Filed 1980·Granted Feb 16, 1982·4 cites·6 claims
- 2717US4474019AMethod of recirculating oil in refrigerating systemsSTAL REFRIGERATION AB·Filed 1982·Granted Oct 2, 1984·5 cites·5 claims
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