Small sulfur recovery device

• Main Authors: GUO SHICONG, LI QUANMIN, GUO MAOXIAOCHUN, XUAN ZHIJIAN, GUO KEXIONG, LONG YANG, HUANG YUNXIA
• Format: Patent
• Language: Chinese; English
• Published: 22.11.2022
• Subjects: CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS

The utility model discloses a small sulfur recovery device, belongs to the field of waste gas purification, and aims to realize resource recovery of sulfur. Comprising a waste gas inlet tank, a sulfur dioxide inlet tank, a mixer and a multi-stage catalytic conversion unit, each stage of catalytic conversion unit comprises a gas inlet heater, a reactor, a cooler and a sulfur sealing tank; a gas outlet of the gas inlet heater is communicated with a gas inlet of the reactor, and a gas-liquid outlet of the reactor is communicated with a gas-liquid inlet of the cooler; a gas-liquid outlet of the cooler is communicated with a gas-liquid inlet of the sulfur sealing tank; a liquid sulfur outlet of the sulfur sealing tank is connected with a liquid sulfur output pipeline; the gas outlet of the previous stage of sulfur sealing tank is communicated with the gas inlet of the next stage of gas inlet heater; a gas inlet of the first-stage gas inlet heater is communicated with a gas outlet of the mixer; and the gas outlet o