Wet friction material with pitch carbon fiber

Stock material or miscellaneous articles – Structurally defined web or sheet – Including grain – strips – or filamentary elements in...

Reexamination Certificate

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C428S331000, C428S364000, C442S101000, C442S415000, C442S417000

Reexamination Certificate

active

11106292

ABSTRACT:
A friction material includes a fibrous base material having at least one type of petroleum pitch-based carbon fiber.

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