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Robert H. Wombles

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  • Midway, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Distillation of used motor oil with distillate vapors
    • Patent number 10,280,371
    • Issue date May 7, 2019
    • Delta Technologies LLC
    • Robert H. Wombles
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Re-refining used motor oil
    • Patent number 9,243,191
    • Issue date Jan 26, 2016
    • Delta Technologies LLC
    • Robert H. Wombles
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents