Process for separating particles containing alkali metal salts from liquid hydrocarbons

METHOD FOR RECOVERING ALKALI METAL FROM HYDROCARBON FEEDSTOCKS TREATED WITH ALKALI METAL

Reactor for synthesizing hydrogen sulfide, apparatus for producing hydrogen sulfide, apparatus for producing sodium hydrogen sulfide, method for producing hydrogen sulfide, and method for producing sodium hydrogen sulfide

Heavy oil conversion process with in-situ potassium sulfide generation

Regeneration of alkali metal reagent

Separation of ammonia from sulfur compounds