Andrew Vissotski

Title: Andrew Vissotski and Downhole Testing Innovation.

Introduction.

Andrew Vissotski is an inventor associated with Rosharon, Texas, and Schlumberger Technology Corporation. His patent work concerns wellbore testing and isolation equipment designed to perform multiple operations during a single trip into a well.

Latest Patents.

Vissotski is associated with 1 patent, titled “Wireless Single Trip Abandonment Downhole Testing Isolation System.” The disclosure describes a technique for performing drill stem testing in a single run. A running tool carries setting tools, testing tools, and a completion packer into the wellbore casing. During that run, the setting tools trigger the packer to engage the casing, while the testing tools measure wellbore parameters. Combining these steps in one run is intended to support efficient testing and isolation operations.

Career Highlights.

Vissotski’s listed invention reflects work on downhole systems that integrate wellbore testing and completion functions. His association with Schlumberger Technology Corporation connects his patent activity with the company’s work in oilfield technology.

Collaborations.

Bryan Zimdars and Brian Abbott are identified as Vissotski’s coworkers. The available information does not specify their roles in the patent or whether they collaborated on this invention.

Conclusion.

Andrew Vissotski’s patent describes a single-run approach to downhole testing and isolation, bringing packer setting and wellbore measurement together in one operation.