Refrigerant Circuit And Method For Operating A Refrigerant Circuit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
May 5, 2011
app pub date -
Jan 15, 2009
filing date -
Jan 18, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

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Abstract
There is provided a refrigerant circuit comprising a compressor (10), a condenser or gas cooler (12), an ejector (16) with a high-pressure connection and a suction connection, a pre-evaporator (18), a separator (20) with a liquid phase output and a gas phase output, a low-temperature evaporator (28) which is arranged between the liquid phase output of the separator (20) and the suction connection, and a superheating evaporator (24) which is arranged between the gas phase output of the separator (20) and the suction side of the compressor (10). A method for operating a refrigerant circuit provides for expanding condensed or supercritical refrigerant in an ejector (16), then pre-evaporating it, then separating the predominantly liquid phase from the predominantly gaseous phase, further evaporating the predominantly liquid phase and supplying it to a suction connection of the ejector (18), and completely evaporating the predominantly gaseous phase before supplying it to a compressor (10).
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
VALEO KLIMASYSTEME GMBH | 96476 BAD RODACH |
International Classification(s)

- 2009 Application Filing Year
- F25B Class
- 588 Applications Filed
- 350 Patents Issued To-Date
- 59.53 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Haussmann, Roland | Wiesloch, DE | 42 | 609 |
# of filed Patents : 42 Total Citations : 609 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 4 Citation Count
- F25B Class
- 4.47 % this patent is cited more than
- 14 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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