Process for the recovery of phthalic anhydride by catalytic gas phase reaction and apparatus for carrying out the process
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Desublimation housing has lower levels of ribbed tubes replaced
DE19742821A1
Arrangement for cooling a carrier gas loaded with product vapors
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System for controlling cold absorption unit for air chilling units
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Joint between steel tube and steel tube base of heat exchanger
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Device for cleaning heat exchangers
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Tubular heat-exchange apparatus with fins
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Arrangement for fixing a corrosion protection film consisting of plastic to a steel wall of a duct or housing-like flow region which can be acted upon by gas
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Finned tube heat exchanger
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Device for galvanizing finned tubes
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Device for cleaning heat exchangers
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Sepn. of a vaporised prod., esp. phthalic anhydride
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Device for heat displacement of a raw gas
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Heat exchanger for gases
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Process for cooling polluted hot raw gas and device for carrying out the process
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Connection of heat exchange (transfer) tubes, consisting of fluoroplastic, of a heat exchanger to a tube plate (sheet)
