tiorco.com CASE HISTORY CH-0166 CONFORMNACE IMPROVEMENT IN THE HIGHL Y FRACTURED KUPARUK RIVER UNIT SITUATION Kuparuk River Field, operated by ConocoPhillips Alaska, is a structural-stratigraphic trap consisting of two productive sands; Sand A with low permeability and the high permeability C sand. The field currently has more than 1,100 wells under water flood, miscible or immiscible water-alternating-gas. Extensive faulting and drastic permeability distribution in C-sand has resulted in sever communication between injectors and their offset producers instigating high water production and low sweep efficiency. CUSTOMER CHALLENGE Injector I-1 was initially drilled as a single wellbore, completed to inject into the Kuparuk C sand. To increase the injectivity and support the offs

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