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THERMALLY CONTROLLED VALVE FOR AUTOMATICALLY CONTROLINGTHE FLOW RATE OF A LIQUID USED FOR COOLING GASES OBTAINED BY UNDERGROUND GASIFICATION OF SOLID FUELS OR BY COMBUSTION IN SITU OF OIL DEPOSITS
THERMALLY CONTROLLED VALVE FOR AUTOMATICALLY CONTROLINGTHE FLOW RATE OF A LIQUID USED FOR COOLING GASES OBTAINED BY UNDERGROUND GASIFICATION OF SOLID FUELS OR BY COMBUSTION IN SITU OF OIL DEPOSITS