Armin C. Pitchford

HYDROCARBON STEAM REFORMING,CONVERSION AND REFINING

COAL-ANTHRACENE OIL SLURRY LIQUEFIED WITH CARBON MONOXIDE AND BARIUM-PROMOTED CATALYSTS

Stable asphaltene dispersion-asphalt emulsions and their preparation

Resins from high boiling hydrocarbons and asphalts containing the same

Means and method for restricting a solid propellant

PROCESS FOR MANUFACTURING ASPHALT AND PETROLEUM COMPOSITIONS

Well drilling and fracturing fluids

Retarding skin formation on asphalt in hot storage

Asphalt compositions having reduced stripping tendencies

Producing minimum asphalt-containing cationic emulsions employing specific conductance