From a first-stage direct-contact condenser

Patents Grantslast 30 patents

  • Information Patent Grant

    1769746

    • Patent number 1,769,746
    • Issue date Jul 1, 1930
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    1517488

    • Patent number 1,517,488
    • Issue date Dec 2, 1924
    • F28 - HEAT EXCHANGE IN GENERAL
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    1371821

    • Patent number 1,371,821
    • Issue date Mar 15, 1921
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents