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US 5,243,093 AGranted
Process and composition
AssigneeGeneral Electric Company
InventorsGaylord M. Kissinger, Nicholas P. Wynn
Life of this patent
Estimating the term…
Abstract
A method comprising purifying impure bisphenol-A by fractional melt crystallization in a falling film dynamic crystallizer.
Claims5
A method comprising purifying impure bisphenol-A by fractional melt crystallization in a falling film dynamic crystallizer.
Dependencies are inferred from the claim text.