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Rotary sliding contact seals
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Centrifugal pumps
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Rotary union
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Rotary union
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Rotary distributor
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Improvements in and relating to rotary fluid-conducting unions
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Improvements in and relating to fluid-conducting rotary unions
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Improvements in and relating to centrifugal pumps
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Improvements in and relating to Rotary Distributors of Fluid
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Improvements in and relating to Rotary Unions
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Rotary Fluid-Conveying Union.
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Improvements in and relating to Centrifugal Pumps
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Reversible mechanical seal
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Improvements in and relating to Rotary Distributors of Fluid
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Improvements in and relating to Rotary Unions
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Rotary unions
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Fluid sealing means
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Collar for holding an annular bearing or sealing surface rotatively fast with a shaft
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