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Airfoil Diffuser For A Centrifugal Compressor - EP2198167

The patent EP2198167 was granted to Praxair Technology on Apr 20, 2022. The application was originally filed on Aug 25, 2008 under application number EP08798620A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2198167

PRAXAIR TECHNOLOGY
Application Number
EP08798620A
Filing Date
Aug 25, 2008
Status
Patent Maintained As Amended
Mar 18, 2022
Publication Date
Apr 20, 2022
External Links
Slate, Register, Google Patents

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SIEMENSJan 12, 2018PATERIS PATENTANWALTE PARTMBBADMISSIBLE

Patent Citations (10) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTUS2007036647
INTERNATIONAL-SEARCH-REPORTUS2372880
INTERNATIONAL-SEARCH-REPORTUS5529457
OPPOSITIONDE19502808
OPPOSITIONUS2007036647
OPPOSITIONUS2372880
OPPOSITIONUS4850795
OPPOSITIONUS4902200
OPPOSITIONUS5529457
OPPOSITIONUS6386830

Non-Patent Literature (NPL) Citations (4) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
OPPOSITION- Engeda A. et al., "Design and investigation of four low solidity vaned diffusers to assess the effect of solidity and vane number", ASME 1998 International Gas Turbine and Aeroengine Congress and Exhibition, (19980600), URL: http://proceedings.asmedigitalcollection.asme.org/data/conferences/asmep/82028/v001t01a067-98-gt-252.pdf
OPPOSITION- Engeda A. et al., "Design and investigation of four low solidity vaned diffusers to assess the effect of solidity and vane number", ASME 1998 International Gas Turbine and Aeroengine Congress and Exhibition, (19980600), URL: http://proceedings.asmedigitalcollection.asme.org/data/conferences/asmep/82028/v001t01a067-98-gt-252.pdf, XP055452393
OPPOSITION- JANSEN, M. et al., "Design and investigations of a three dimensionally twisted diffuser for centrifugal compressors", ASME 1982 International Gas Turbine Conference and Exhibit. American Society of Mechanical Engineers, (19820000), URL: http://proceedinqs.asmediqitalcollection.asme.orq/proceedinq.aspx?articleid=2276289
OPPOSITION- JANSEN, M. et al., "Design and investigations of a three dimensionally twisted diffuser for centrifugal compressors", ASME 1982 International Gas Turbine Conference and Exhibit. American Society of Mechanical Engineers, (19820000), URL: http://proceedinqs.asmediqitalcollection.asme.orq/proceedinq.aspx?articleid=2276289, XP055452397

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Dossier Documents

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