STAL Refrigeration AB
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Apr 28, 1992 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 179 Total Citation Count
- Jan 16, 1978 Earliest Filing
- 21 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5044909 Valve device for control of the inner volume relation in a screw type rotary compressorExpiredMar 07, 90Sep 03, 91[F04C]
4932844 Control section for a control system for controlling the internal volume of a rotary compressorExpiredOct 07, 88Jun 12, 90[F16K, F04B]
4877380 Control system for controlling the internal volume in a rotary compressorExpiredMar 02, 88Oct 31, 89[F04B, F04C]
4565508 Device for controlling the volumetric capacity of a screw compressorExpiredOct 23, 84Jan 21, 86[F01C]
4239467 Rotary compressor with valved liquid injection through the rotorExpiredOct 12, 78Dec 16, 80[F04C]
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