SE338576B
Expired / Lapsed
SE
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SE338576B - - Google Patents
Assignee: Stal Refrigeration Ab
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Filing: 1968-05-06
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Granted: —
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Expires: 1988-05-06
Abstract
Abstract 1,256,391. Refrigerating. STAL REFRIGERATION A.B. 25 April, 1969 [6 May, 1968], No. 21251/69. Heading F4H. In a vapour compression system employing a positive displacement screw compressor 1 and two expansion devices 5 and 8, vapour from a liquid separator 6 passes to an intermediate pressure inlet 12 of the compressor 1. The intermediate pressure inlet may comprise a plurality of openings arranged on a helical line which has the same pitch as the rotor thread, Fig. 2 (not shown).
Inventors
- 👤 T Brandin
- 👤 K Lundberg
Bibliographic Details
Application Number
—
Jurisdiction
SE
Data Source
google_patents
Last Synchronized
2026-10-30 15:19
CPC Classifications
F; F04; F04C; F04C29/00; F04C29/04; F04C29/042; F04C29/0007; F25; F25B; F25B1/00; F25B1/04; F25B1/047; F25B2400/00; F25B2400/13; F25B2400/23
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