TREA

Shlomo R. Frieman

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  • Los Angeles, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Enhanced imbibition oil recovery process
    • Patent number 5,247,993
    • Issue date Sep 28, 1993
    • Union Oil Company of California
    • A. M. Sam Sarem
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Steam-foam drive
    • Patent number 5,172,763
    • Issue date Dec 22, 1992
    • Union Oil Company of California
    • Shane S. Mohammadi
    • E21 - EARTH DRILLING MINING