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Secondary sealing element
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Patent number 7,240,904
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Issue date Jul 10, 2007
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Burgmann Industries GmbH & Co. KG
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Peter Dröscher
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Sealing element for a face seal assembly
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Patent number 6,341,781
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Issue date Jan 29, 2002
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Burgmann Dichtungswerke GmbH & Co. KG
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Berthold Matz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Seal arrangement
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Patent number 5,722,671
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Issue date Mar 3, 1998
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Feodor Burgmann Dichtungswerke GmbH & Co.
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Josef Nosowicz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Seal
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Patent number 5,058,905
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Issue date Oct 22, 1991
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Josef Nosowicz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...