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US 12,228,210 B2Granted
Traceable gasket and compression packing material
AssigneeTeadit N.A., Inc.
InventorsCarlos Daniel Braga Girao Barroso, Christopher Louis Day, Jose Carlos Carvalho Veiga, Josmar Baruffaldi Cristello, Robert Adam Riggs, André Carlos de Azevedo Valle
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Abstract
A material that includes traceable particles that retain information about the fabrication of the material, which can be used to trace the origin thereof. The material may form gaskets, which are used to seal flanged joints in the food and beverage industry, and compression packings, which are used for sealing near valve stems, pump shafts, and similar machines.
Claims16
A traceable composite gasket material comprising:
- a. a sintered polytetrafluoroethylene (PTFE) matrix;
- b. metallic powder;
- and
- c. traceable particles,
- d. wherein the metallic powder and the traceable particles are dispersed within the PTFE matrix.
2 more elements
Dependencies are inferred from the claim text.