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1. (WO2008098850) METHOD AND DEVICE FOR THE IN-SITU EXTRACTION OF A HYDROCARBON-CONTAINING SUBSTANCE, WHILE REDUCING THE VISCOSITY THEREOF, FROM AN UNDERGROUND DEPOSIT
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
European Patent Office 20.07.20092008708588Published: 25.11.2009
Granted: 03.11.2010
United States of America 11.08.200912526743Published: 06.05.2010
Granted: 10.01.2012
Canada 14.08.20092678473
Russian Federation 16.09.20092009134488