Selective catalytic oxidation of ammonia over LaMAl11O19−δ (M = Fe, Cu, Co, and Mn) hexaaluminates catalysts at high temperatures in the Claus process-Reference-Cited by-同舟云学术

Selective catalytic oxidation of ammonia over LaMAl11O19−δ (M = Fe, Cu, Co, and Mn) hexaaluminates catalysts at high temperatures in the Claus process

Published:2020 Issue:5 Volume:10 Page:1477-1491
ISSN:2044-4753
Container-title:Catalysis Science & Technology
language:en
Short-container-title:Catal. Sci. Technol.

Author:

Jiang Guoxia¹²³⁴⁵,Zhang Fenglian⁵⁶⁷⁴⁸,Wei Zheng⁵⁶⁷⁴⁸,Wang Zhuo⁹¹⁰¹¹,Sun Yu¹²³⁴⁵,Zhang Yumeng¹²³⁴⁵,Lin Caihong¹²¹³¹⁴⁴,Zhang Xin⁵⁶⁷⁴⁸^ORCID,Hao Zhengping¹²³⁴⁵^ORCID

Affiliation:

1. Key Laboratory of Environmental Nanotechnology and Health Effects

2. Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences

3. Beijing 100085

4. P. R. China

5. Research Center for Environmental Material and Pollution Control Technology

6. University of Chinese Academy of Sciences

7. Beijing 101408

8. National Engineering Laboratory for VOCs Pollution Control Material & Technology

9. Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences

10. Beijing 100083

11. P.R. China

12. Center of Research & Development

13. Shandong Sunway Petrochemical Engineering Share Co., Ltd

14. Beijing 100015

Abstract

A method for selective catalytic oxidation of ammonia at high temperature was proposed to remove the ammonia impurity in the Claus process. Cu substituted hexaaluminate catalysts achieved the highest N₂ yield at around 520 °C and the reaction followed the i-SCR mechanism.

Funder

National Natural Science Foundation of China

Key Technology Research and Development Program of Shandong

University of Chinese Academy of Sciences

Publisher

Royal Society of Chemistry (RSC)

Subject

Catalysis

Link

http://pubs.rsc.org/en/content/articlepdf/2020/CY/C9CY02512J

Reference62 articles.

1. Claus Catalysis and H2S Selective Oxidation