Harold E. Peelman

Detection of impurities in fluid flowing in refinery pipeline or oil production operations using nuclear techniques

Method and apparatus for measuring underground fluid flow characteristics

Behind casing water flow detection using pulsed neutron oxygen activation

Simultaneous oxygen and silicon neutron activation well log using pulsed neutron source

Behind casing water flow detection using continuous oxygen activation

Temperature stabilization method

Temperature stabilization system for a radiation detector in a well logging tool

Behind well casing water flow detection system

Radioactive well logging system with shale (boron) compensation by gamma ray build-up

Means and method for controlling the neutron output of a neutron generator tube