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公开(公告)号:US06482762B1
公开(公告)日:2002-11-19
申请号:US09638272
申请日:2000-08-14
IPC分类号: B01J3852
CPC分类号: B01J38/62 , B01D53/8625 , B01D53/96 , B01D2255/20723 , B01D2257/404 , B01J23/22 , B01J23/92 , B01J38/68 , Y02C20/10
摘要: A method for cleaning and rejuvenating an at least partially spent de-NOx catalyst comprising a porous ceramic metal oxide material containing a vanadium oxide and coated on a metal support by cleaning the catalyst with an oxalic acid solution and by contacting the catalyst with a vanadium compound solution.
摘要翻译: 一种用于清洁和再生含有氧化钒的多孔陶瓷金属氧化物材料并涂覆在金属载体上的至少部分消耗的脱-N-io催化剂的方法,通过用草酸溶液清洗催化剂并使催化剂与钒化合物接触 解。
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公开(公告)号:US06680270B2
公开(公告)日:2004-01-20
申请号:US09681527
申请日:2001-04-24
申请人: Rudy Francois Alain Joseph Peemans , Alexey Kruglov , Sheldon Jay Shafer , Chuks O. Mbeledogu , Darlene Hope Nance , Karl Aaron Baro , Emil Markov Georgiev , Eduard Hendricus Schlarmann , Gaylord Michael Kissinger
发明人: Rudy Francois Alain Joseph Peemans , Alexey Kruglov , Sheldon Jay Shafer , Chuks O. Mbeledogu , Darlene Hope Nance , Karl Aaron Baro , Emil Markov Georgiev , Eduard Hendricus Schlarmann , Gaylord Michael Kissinger
IPC分类号: B01J3852
CPC分类号: B01J31/10 , B01J31/0225 , B01J31/4007 , B01J2231/342 , C07C37/20 , Y02P20/584 , C07C39/16
摘要: A method for regenerating deactivated sulfonated cation exchange catalysts comprises washing the deactivated catalyst with phenol-water mixtures comprising about 5-20 wt. % of water in phenol at a temperature of about 70-95° C.
摘要翻译: 再生失活的磺化阳离子交换催化剂的方法包括用包含约5-20wt。 在约70-95℃的温度下苯酚中的水的%
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