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Bi-directional shaft seal
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Patent number 10,605,105
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Issue date Mar 31, 2020
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Dresser-Rand S.A.
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Olivier Lebigre
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Shaft seal
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Patent number 6,916,022
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Issue date Jul 12, 2005
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Dresser-Rand S.A.
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Philippe Jacques Auber
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Gas compressor
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Patent number 6,607,348
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Issue date Aug 19, 2003
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Dresser-Rand S.A.
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Pierre Jean
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Shaft seal
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Patent number 6,601,854
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Issue date Aug 5, 2003
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Dresser-Rand S.A.
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Philippe Jacques Auber
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...