Assignee

FREY RUEDI

CH·1 granted patent·18 citations·filing 1990–1990

Technology mixB01D1 C01C1 Y02A1

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0162US5069886AProcess and installation for the recovery of ammonia during the separation of nitrogen oxide from waste gasesFREY RUEDI·Filed 1990·Granted Dec 3, 1991·18 cites·9 claims

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