Kuldip Raj

Electrically conductive ferrofluid compositions and method of preparing and using same

Electrically conductive ferrofluid bearing and seal apparatus and low-viscosity electrically conductive ferrofluid used therein

Stable ferrofluid composition and method of making and using same

Low viscosity, electrically conductive ferrofluid composition and method of making and using same

Method of preparing low viscosity, electrically conductive ferrofluid composition

Coaxial, multiple-shaft ferrofluid seal apparatus

Ferrofluid linear seal apparatus

High-pressure ferrofluid seal apparatus

Radially polarized multiple-stage ferrofluid seal apparatus

Single pole piece multiple-stage ferrofluid seal apparatus