Invention Grant
- Patent Title: Process for the regeneration of an aqueous process liquid of the amine-oxide process
- Patent Title (中): 用于再生氧化胺工艺的含水工艺液体的方法
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Application No.: US843722Application Date: 1997-04-17
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Publication No.: US5847129APublication Date: 1998-12-08
- Inventor: Peter Harfmann , Stephan Astegger
- Applicant: Peter Harfmann , Stephan Astegger
- Applicant Address: ATX Lenzing
- Assignee: Lenzing Aktiengesellschaft
- Current Assignee: Lenzing Aktiengesellschaft
- Current Assignee Address: ATX Lenzing
- Main IPC: C02F1/32
- IPC: C02F1/32 ; C02F1/72 ; C07D295/24 ; C07D295/28 ; D01F2/00 ; D01F13/02
Abstract:
The invention is concerned with a process for the destruction of N-nitrosomorpholine in an aqueous solution containing N-nitrosomorpholine and a peroxidic oxidant, characterized in that said aqueous solution is exposed to ultraviolet radiation having a wavelength of substantially 254 nm.
Public/Granted literature
- US4700241A Apparatus for recording and reproducing digital signals Public/Granted day:1987-10-13
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