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1. WO1997025126 - REGENERATIVE METHOD AND COMPOSITION FOR REMOVING SULFIDES FROM GAS STREAMS

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 09.01.199797191636.5
Canada 18.06.19982240820
Iceland 29.06.19984786Published: 20.07.1998
Granted: 12.04.2006
Turkey 03.07.19981998/01285
Mexico 09.07.1998PA/a/1998/005577Published: 06.04.1999
Granted: 25.06.2002
Japan 10.07.19981997525392
Norway 10.07.199819983168
European Patent Office 05.08.19981997902872Published: 18.11.1998
Granted: 05.06.2002