Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524319 | Method for the determination of kinetics of structure formation in a binder | Igor L. Eberling, Lev A. Tereschenko, Nikolai I. Nikolaev, Arian M. Yakovlev, Vitaly I. Kovalenko +2 more | 1985-06-18 |
| 4470457 | Device for the transfer of plugging and grouting materials to, and their processing at, a pre-set level in a well | Gennady V. Patrushev, Ruben A. Tatevosyan, Arian M. Yakovlev, Lev A. Tereschenko, Boris J. Pyakkonen | 1984-09-11 |
| 4438813 | Device for applying plugging mix to well walls | Nikolai I. Nikolaev, Lev A. Tereschenko, Arian M. Yakovlev, Vitaly I. Kovalenko, Ruben A. Tatevosian +1 more | 1984-03-27 |
| 4422876 | Method for preparing plugging material | Nikolai I. Nikolaev, Lev A. Tereschenko, Arian M. Yakovlev, Vitaly I. Kovalenko, Ruben A. Tatevosian +1 more | 1983-12-27 |
| 4378050 | Arrangement for full hole drilling | Ruben A. Tatevosian | 1983-03-29 |
| 4313574 | Apparatus for the activation of cement | Viktor F. Rogov, Igor G. Nikiforov, Ruben A. Tatevosian, Mikhail Y. Titov | 1982-02-02 |
| 4242141 | Rapid-setting dry packing mix for eliminating bore hole troubles and method of manufacture thereof | Viktor F. Rogov, Ruben A. Tatevosian, Mikhail Y. Titov, Lev A. Tereschenko, Arian M. Yakovlev | 1980-12-30 |
| 4239112 | Plug for eliminating troublesome zones in wells | Viktor F. Rogov, Gennady V. Patrushev, Ruben A. Tatevosian, Mikhail Y. Titov | 1980-12-16 |