Reviewed are the properties of AKOR-B100 water shutoff material. Presented
are the results of its application during workover/shutoff operations in th
e wells of Pokachevskoye, Usinskoye and some other oil fields of Open Joint
-Stock Companies "Langepasneftegaz" and "Komineft". it is shown, that AKOR-
B100 material application is effective not only at high-output fields, wher
e costs of such operations are quickly compensated, but also at the fields
with low production under the late stage of development.