Matches 151 - 169 out of 169 < 1 2 3 4
Match Document Document Title
4192770 Cracking catalyst restoration with boron compounds  
A process for restoring selectivity of cracking catalysts which are contaminated with metals during cracking operations which comprises contacting the catalyst with at least one boron compound for...
4190552 Passivation of metals on cracking catalysts with an antimony tris (hydrocarbyl sulfide)  
A hydrocarbon cracking catalyst is treated with an antimony tris (hydrocarbyl sulfide) to passivate thereon contaminating metals, e.g., vanadium, iron, and/or nickel. Used or unused catalyst can be...
4094652 Electrodesorption system for regenerating a dielectric adsorbent bed  
A drying system wherein fluid is contacted with a bed of dielectric absorbent particles, preferably zeolite molecular sieve particles, to sorb an adsorbable component such as water, from the fluid....
3976759 Process for removal of fluoride compounds from spent alkylation catalyst  
A process for removal of fluoride compounds from spent alkylation catalyst containing fluorosulfonic acid and sulfuric acid wherein hydrogen fluoride and fluorosulfonic acid, in the presence of...
3915890 Vibrating chemical reactor and regenerator  
A system for imparting vibratory energy to solid particulate matter includes a resiliently mounted vibrator body, and a pair of counterweights on opposite ends of a rotating vertical shaft engaged...
3758666 REMOVAL OF CARBON MONOXIDE FROM AIR  
Air containing carbon monoxide is contacted with a palladium catalyst under ambient conditions. It is believed that carbon monoxide removal is achieved by initial adsorption and subsequent...
3479392 PRODUCTION OF UNSATURATED ETHERS AND ESTERS  
3474041 ORGANO-PHOSPHORUS COMPOUNDS IN THE REACTIVATION OF VANADIUM - PHOSPHORUS-OXYGEN CATALYSTS  
3284158 Method of and apparatus for removing sulfur compounds from gases  
3267157 Hydrogenation of fatty acids and lower alkyl esters thereof and activation of copper catalysts therefor  
2947684 Controlling the surface area of siliceous cracking catalysts  
2914467 Sweetening process including reactivation of copper chloride catalyst  
2866750 Pretreatment of cobalt molybdate-on-alumina catalyst  
2850437 Process for controlling catalytic cracking process  
2831752 Synthesis of hydrogen cyanide with a combination catalyst body employing gauze and granular material  
3773852 Title is not available  
3645912 Title is not available  
3761400 Title is not available  
3711422 Title is not available  
Matches 151 - 169 out of 169 < 1 2 3 4