Process for purification of liquid paraffins
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United States of America Patent
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Jan 28, 1986
Grant Date -
N/A
app pub date -
May 11, 1984
filing date -
May 11, 1984
priority date (Note) -
Expired
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Abstract
Aromatic hydrocarbon impurities are removed from a liquid paraffin containing the same by contacting the liquid paraffin in the liquid phase at relatively low temperatures with an X-type zeolite molecular sieve material. The contacting is performed without recycle and purified liquid paraffin containing less than about 0.01% by weight aromatics is obtained.
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