LAWLER STEAM OPERATED PUMPING AND BOTTOM HOLE HEATING EQUIPMENT FOR OIL WELLS
Picture of my No. 200 H.P. generator on test block showing temperature and pressure on natural gas. Top left gauge 450 P.S.I. Top center gauge 475 degrees temperature at the generator. Lower temperature gauge superheat 700 degrees.
This picture taken at Santa Maria, Calif., is a No. 200 modified high pressure steam generator applied to a heavy crude No. 8 oil well 2200 feet in depth. Entry at 475 degrees temp., return 180 degrees. Increase of production in well 3 barrels to 1.