TREA

Cottell; Eric Charles

Follow

Organization

  • Bayvill, NY, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Coal beneficiation process
    • Patent number 4,412,842
    • Issue date Nov 1, 1983
    • Cottell; Eric Charles
    • Charles W. Klayer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL