Inventor

SHIHABI DAVID S

61 patents

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SHIHABI DAVID S

MOBIL OIL CORP

Catalytic system for the reducton of nitrogen oxides

Shape selective zeolite catalyst and its use in aromatic compound conversion

Process for exhaust gas NOx, CO, and hydrocarbon removal

Selective catalytic reduction of nitrogen oxides

Extrusion-modified molecular sieve

Method for the reduction of nitrogen oxides using iron impregnated zeolites

Selective catalytic reduction of nitrogen oxides using a ferrocene impregnated zeolite catalyst

Selective catalytic reduction of nitrogen oxides using an iron impregnated zeolite catalyst

NOx abatement process

Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve

Denitrification of flue gas from catalytic cracking

Modified crystalline aluminosilicate zeolite catalyst and its use in the production of lubes of high viscosity index

Method for preparing a zeolite catalyst bound with a refractory oxide of low acidity

Catalytic disproportionation/transalkylation utilizing a C9+ aromatics feed

Catalytic cracking of hydrocarbons

Conversion of olefins and paraffins to higher hydrocarbons

Oxygenate conversion over activated zeolite catalyst

Zeolite activation

Catalytic dewaxing over silica bound molecular sieve

Toluene disproportionation catalyst

Hydrovisbreaking process

FCC regenerator in partial CO burn with downstream air addition

Selective catalytic reduction of nitrogen oxides

Catalyst and process for the selective production of para-dialkyl substituted benzenes

Selective catalytic reduction (SCR) of nitrogen oxides

Modified crystalline aluminosilicate zeolite catalyst and its use in the production of lubes of high viscosity index

Process for the catalytic disproportionation of toluene

Toluene disproportionation

Dewaxing by isomerization

Catalysts over steam activated zeolite catalyst

Dealumination of aluminosilicate zeolites

Hydrocarbon conversion process

Aging resistance shape selective catalyst with enhanced activity

Maintaining catalytic activity of sodium aluminosilicates

Hydrocarbon conversion catalyst

Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and methods to increase the activity thereof

Catalytic dewaxing process for producing lubricating oils

Double bond isomerization of olefin-containing feeds with minimal oligomertization using surface acidity deactivated zeolite catalysts

Catalytic cracking of hydrocarbons

Modified crystalline aluminosilicate zeolite catalyst and its use in the production of lubes of high viscosity index

Catalytic cracking of hydrocarbons

Zeolitic copper catalyst

Low pressure hydrocracking of refractory feed

Catalyst having an acidic solid oxide component and a group IB metal or metal oxide component

Modified crystalline aluminosilicate zeolite catalyst and its use in the production of lubes of high viscosity index

Aromatic compound conversion

Low pour point heavy oils

Hydrotreating/hydrocracking process with low acidity catalyst

Catalytic dewaxing of lube basestock raffinates in contact with pour point depressants

EXXON RESEARCH ENGINEERING CO

Catalytic reduction of nitrogen oxide emissions with MCM-49 and MCM-56