Sulfur recovery unit of Shenhua Ningxia Coal 4 million tons of indirect coal liquefaction project

Sulfur recovery technology

The company is the earliest domestic company engaged in the design and research and development of sulfur recovery. The company independently developed the localization technology of sulfur recovery without on-line furnace, which filled the domestic gap and reached the international advanced level. The technology was recognized as "2012" by China Environmental Protection Association. “National Key Environmental Protection Practical Technology in Year” The company independently researched and developed sulfur recovery technology suitable for acid gas purification in coal chemical industry and was selected into the "Air Pollution Prevention and Control Technology Compendium" compiled by the Ministry of Science and Technology and the Ministry of Environmental Protection, and compiled the SHAT3158-2009 "Petrochemical Industry" Shell-and-tube preheating boiler" standard. The company currently owns the Shandong Sulfur Recovery Engineering Technology Research Center.

In response to stringent environmental compliance requirements, the company has a series of deep desulfurization technologies for different industries such as petrochemical, coal chemical, natural gas, etc.; the company has 34 patented technologies related to the field of sulfur technology, including 6 invention patents, and is well-known "Experts" for sulfur recovery. The company has more than 20 sulfur recovery projects that have won excellent design awards from Shandong Province, Sinopec Group, and China Petroleum and Chemical Survey and Design Association.

　　 As of the end of 2018, the company has completed a total of nearly 171 sets of various sulfur recovery device designs and total packages, with a total scale of 7.27 million tons/year and 37 sets of devices with a scale of 100,000 tons/year or more.

Performance Table of Major Sulfur Recovery Projects