Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1980-11-17
1982-10-26
Dees, Carl F.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252449, 252455R, 252463, 252477R, B01J 2906, B01J 3500
Patent
active
043561136
ABSTRACT:
This invention relates to a process for production of catalyst substrates and catalysts of calibrated pore size distribution by incorporation in and removal of particles of determined particle size from substrate or catalyst formulations.
REFERENCES:
patent: 2691598 (1954-10-01), Meurice et al.
patent: 2840618 (1958-06-01), Hecht
patent: 3219590 (1965-11-01), Ribaud
patent: 3235512 (1966-02-01), Koepernik
patent: 3525775 (1970-08-01), Bolton et al.
patent: 3526602 (1970-09-01), Kobayashi et al.
patent: 3676330 (1972-07-01), Plank et al.
patent: 4123390 (1978-10-01), Sherman et al.
patent: 4231899 (1980-11-01), Chen et al.
Brady Michael
Lim John
Novak Kirk
Barlay Andrew E.
Calrow Paul E.
Dees Carl F.
Filtrol Corporation
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