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Archive | 1992

Aromatic alkylation process employing steam modified zeolite beta catalyst

Edwar S. Shamshoum; Thomas R. Schuler; Ashim Kumar Ghosh


Archive | 1997

Gas phase alkylation-liquid phase transalkylation process

Ashim Kumar Ghosh; James T. Merrill; James R. Butler


Archive | 1991

Toluene disproportionation employing modified omega zeolite catalyst

Edwar S. Shamshoum; Ashim Kumar Ghosh; Thomas R. Schuler


Archive | 1999

Gas phase alkylation with split load of catalyst

James T. Merrill; James R. Butler; Ashim Kumar Ghosh


Archive | 1993

Start-up process for improved selectivity in toluene disproportionation

Edwar S. Shamshoum; Ashim Kumar Ghosh; Thomas R. Schuler


Archive | 2000

Gas phase alkylation method and catalyst

James R. Butler; Ashim Kumar Ghosh


Archive | 1993

Mordenite catalysts in toluene synthesis

Edwar S. Shamshoum; Ashim Kumar Ghosh


Archive | 2000

Catalysts with low concentration of weak acid sites

James R. Butler; Ashim Kumar Ghosh


Archive | 1994

Stable toluene disproportionation process

Edwar S. Shamshoum; Thomas R. Schuler; Ashim Kumar Ghosh; James R. Butler; James T. Merrill


Archive | 1992

Modified zeolite alkylation catalyst and process employing same

Edwar S. Shamshoum; Thomas R. Schuler; Ashim Kumar Ghosh

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