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Steam generator
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Patent number 5,775,266
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Issue date Jul 7, 1998
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Asea Brown Boveri AG
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Georg Ziegler
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F22 - STEAM GENERATION
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Steam generator
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Patent number 5,568,793
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Issue date Oct 29, 1996
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ABB Management AG
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Georg Ziegler
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F22 - STEAM GENERATION
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Hot-gas cooling plant
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Patent number 4,959,078
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Issue date Sep 25, 1990
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Sulzer Brothers Limited
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Georg Ziegler
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Gas cooler for synthesis gas
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Patent number 4,768,470
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Issue date Sep 6, 1988
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Sulzer Brothers Limited
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Georg Ziegler
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Gas cooler for a synthetic gas
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Patent number 4,487,611
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Issue date Dec 11, 1984
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Sulzer Brothers Limited
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Georg Ziegler
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Hot gas cooler
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Patent number 4,385,501
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Issue date May 31, 1983
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Sulzer Brothers Limited
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Georg Ziegler
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...