Providing loose granular material to scratch the filters clean

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for concentrating solids and removing solids from a filter m...

    • Patent number 11,607,634
    • Issue date Mar 21, 2023
    • Sustainable Energy Solutions, Inc.
    • David Frankman
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1587222

    • Patent number 1,587,222
    • Issue date Jun 1, 1926
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD

Patents Applicationslast 30 patents