公开(公告)号：US4093561A

公开(公告)日：1978-06-06

申请号：US764533

申请日：1977-02-01

Applicant: Yasuo Nishikawa ,  Akira Watanabe ,  Tetsuya Sugimoto ,  Kazuyasu Yabuki ,  Yoshio Hatayama

Inventor： Yasuo Nishikawa ,  Akira Watanabe ,  Tetsuya Sugimoto ,  Kazuyasu Yabuki ,  Yoshio Hatayama

IPC: B01D53/94 ,  B01D53/86 ,  B01J23/74 ,  B01J23/745 ,  B01J33/00 ,  B01J21/04

CPC classification number: B01D53/8628 ,  B01J23/745 ,  B01J33/00

Abstract: Disclosed is a substance which is obtained by calcining an iron hydroxide or a water-containing iron oxide and coating the surface of the resultant calcined product with alumina. This substance is useful as a catalyst in the removal of nitrogen oxides from an exhaust gas containing the nitrogen oxides.

Abstract translation: 公开了通过煅烧氢氧化铁或含水氧化铁并用氧化铝涂覆所得煅烧产物的表面而获得的物质。 该物质可用作从含有氮氧化物的废气中除去氮氧化物的催化剂。