D.V. Satyanarayana Gupta

Method of using controlled release tracers

Well servicing fluid

Method of inhibiting or controlling release of well treatment agent

Shaped compressed pellets for slow release of well treatment agents into a well and methods of using the same

Method of fracturing using lightweight polyamide particulates

Method of Minimizing or Reducing Salt Deposits By Use of a Fluid Containing a Fructan and Derivatives Thereof

Well treatment operations using spherical cellulosic particulates

COMPOSITES FOR CONTROLLED RELEASE OF WELL TREATMENT AGENTS

Porous Particulate Materials and Compositions Thereof

Sand control method using porous particulate materials