Sulphur-free lignin and derivatives thereof for reducing the formation of slime and deposits in industrial plants
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United States of America Patent
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Issued Date -
Aug 21, 2003
app pub date -
Dec 10, 2002
filing date -
Mar 16, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention concerns a method for the reducing the formation of slime and deposits in industrial plants, in which water or aqueous process liquids are circulated, sulphur-free lignin or a derivative thereof being added to the system in a quantity proportional to the quantity of the slime and deposit-causing substances present in the water.
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Cited Art Landscape
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