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Arch-bound polysegmental packing ring
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Polysegmental packing ring
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Polysegmental packing ring
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Segmental metallic packing ring
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Process of making packing material
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Constant pressure multistage packing
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Inching machine
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Annular accordion packing ring
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Rotary packing
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Plaited packing ring
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Interchangeable mold
|
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Process for making helical accordion packing rings
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Metallic packing for variable pressures
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Packing gasket
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Constant friction packing
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Packing set shape
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Inching process for shaping packing rings
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Helical accordion packing ring
|
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US2064235A
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Packing
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