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Inventor
MORAWIETZ HANS-JOACHIM
DE
2 patents
Patents
2 patents
US4968415A
Nov 6, 1990
Process for selective flotation of phosphorus minerals
HOECHST AG
11 citations
71
US4450116A
May 22, 1984
3-Oxypropyleneimino-bis-(methylene phosphonic acids) and their salts, process for their manufacture and their use
HOECHST AG
8 citations
66