1
Ralph J Bertolacini, Eugene H Hirschberg, Frank S Modica: Process for removing sulfur oxides from a gas. Standard Oil Company, Richard A Kretchmer, William T McClain, William H Magidson, December 27, 1983: US04423019 (41 worldwide citation)

Sulfur oxides are removed from a gas by an absorbent which comprises a physical mixture of (1) a particulate cracking catalyst comprising from about 0.5 to about 50 weight percent of a crystalline aluminosilicate zeolite which is distributed throughout a porous matrix wherein said matrix comprises f ...


2
Ralph J Bertolacini, Eugene H Hirschberg, Frank S Modica: Composition for removing sulfur oxides from a gas. Standard Oil Company, E Schoettle, William T McClain, William H Magidson, February 5, 1985: US04497902 (39 worldwide citation)

An absorbent for sulfur oxides comprising an inorganic oxide composition in association with at least one free or combined rare earth metal selected from the group consisting of lanthanum, cerium, praseodymium, samarium and dysprosium, wherein said inorganic oxide composition is selected from the gr ...


3
Ralph J Bertolacini, Eugene H Hirschberg, Frank S Modica: Process for removing sulfur oxides from a gas. Standard Oil Company, Richard A Kretchmer, William T McClain, William H Magidson, January 18, 1983: US04369108 (37 worldwide citation)

Sulfur oxides are removed from a gas by an absorbent which comprises alumina in association with free or combined lanthanum, wherein the ratio by weight of alumina to lanthanum is from about 0.1 to about 30,000. Absorbed sulfur oxides are recovered as a sulfur-containing gas comprising hydrogen sulf ...


4
Rodney L Mieville, Ronald A Dictor, Eugene H Hirschberg, Lawrence C Robinson, Don M Washecheck, Terrence A Renner: Emissions control system and method. Amoco Corporation, Scott P McDonald, Richard A Kretchmer, April 19, 1994: US05303547 (34 worldwide citation)

An exhaust gas emissions control system lowers cold-start hydrocarbon emissions by using heat exchange structure to lower the temperature of exhaust gas prior to the exhaust gas passing through a hydrocarbon adsorbent and using the extracted heat to heat a catalytic converter to its light-off temper ...


5
Ralph J Bertolacini, Eugene H Hirschberg, Frank S Modica: Process for removing sulfur oxides from a gas. Amoco Corporation, Ekkehard Schoettle, William H Magidson, Ralph C Medhurst, June 6, 1989: US04836993 (34 worldwide citation)

Sulfur oxides are removed from a gas by an absorbent which comprises an inorganic oxide composition in association with at least one free or combined rare earth metal selected from the group consisting of lanthanum, cerium, praseodymium, samarium and dysprosium, wherein said inorganic oxide composit ...


6
Ralph J Bertolacini, Eugene H Hirschberg, Frank S Modica: Process for removing sulfur oxides from a gas. Standard Oil Company, Richard A Kretchmer, William T McClain, William H Magidson, May 3, 1983: US04381991 (34 worldwide citation)

Sulfur oxides are removed from a gas by an absorbent comprising magnesium oxide in association with at least one free or combined rare earth metal selected from the group consisting of lanthanum, cerium, praseodymium, samarium, and dysprosium, wherein the ratio by weight of inorganic oxide or oxides ...


7
Ralph J Bertolacini, Eugene H Hirschberg, Frank Modica: Composition for removing sulfur oxides from a gas. Standard Oil Company, Richard A Kretchmer, William T McClain, William H Magidson, January 18, 1983: US04369130 (29 worldwide citation)

Sulfur oxides are removed from a gas by an absorbent comprising at least one inorganic oxide selected from the group consisting of the oxides of aluminum, magnesium, zinc, titanium, and calcium in association with at least one free or combined rare earth metal selected from the group consisting of l ...


8
Garbis H Meguerian, Eugene H Hirschberg, Frederick W Rakowsky: Catalyst for treating exhaust gas from internal combustion engine. Standard Oil Company, James L Wilson, Arthur G Gilkes, William T McClain, February 1, 1977: US04006103 (27 worldwide citation)

The catalyst comprises a nickel component, a rhodium component, and a monolithic ceramic support. It may also contain a platinum component and/or a palladium component and the monolithic ceramic support may be coated with a wash coat of a ceramic material having a relatively high surface area. The n ...


9
Eugene H Hirschberg, Carl J Horecky: Sulfur oxide and particulate removal system. Standard Oil Company, Thomas W Tolpin, William T McClain, William H Magidson, November 11, 1986: US04622210 (26 worldwide citation)

A system is provided in which particulates and sulfur oxides are simultaneously removed from flue gases in a granular bed filter with special sulfur oxide-capturing and particulate-removing material. The spent sulfur oxide-capturing and particulate-removing material can be regenerated in a lift pipe ...


10
Carl J Horecky, Eugene H Hirschberg: Process for simultaneously removing sulfur oxides and particulates. Standard Oil Company, Thomas W Tolpin, William T McClain, William H Magidson, September 2, 1986: US04609539 (25 worldwide citation)

A process is provided in which particulates and sulfur oxides are simultaneously removed from flue gases in a granular bed filter and scrubber with special sulfur oxide-capturing and particulate-removing material. The spent sulfur oxide-capturing and particulate-removing material can be regenerated ...