Application of new make-ups of surfactants for foam production.
Maria Turicyna, Andrej Âkovlev
Vol. 29 no. 2 (2012), s. 389-392, 
An analysis and estimation of deposits with zones of abnormally low formation pressure of a productive layer of the Perm region, Western and Eastern Siberia have been carried out. Some questions related to well cleanout with the use of liquid-gas mixtures have been considered. Some experiments with surfactants for producing foam have been conducted.