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2057117
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Patent Grant
2057117
References
Source
Patent Number
2,057,117
Date Filed
Not available
Date Issued
Tuesday, October 13, 1936
88 years ago
CPC
D21C11/02 - of acid, neutral or alkaline sulfite lye
C07C37/54 - by hydrolysis of lignin or sulfite waste liquor
C07C45/78 - Separation Purification Stabilisation Use of additives
US Classifications
568 - Organic compounds
530 - Chemistry: natural resins or derivatives
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