James D. Colthart

Person

  • Houston, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Soil decontamination

    • Patent number 5,114,497
    • Issue date May 19, 1992
    • Shell Oil Company
    • Paul C. Johnson
    • B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL