Natural gas direct-fired hot blast stove for drying manganese sulfate

• Main Authors: HUANG YANSHAN, WU WENYING, CHEN XIANG, ZHAI GAORI, LI MAOKUO, XIAO HONG, HUANG JIELI
• Format: Patent
• Language: Chinese; English
• Published: 09.09.2022
• Subjects: BLASTING; DRYING; DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM; FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; VENTILATING; WEAPONS

The utility model discloses a natural gas direct-fired hot blast stove for drying manganese sulfate. The natural gas direct-fired hot blast stove comprises an outer barrel, an inner barrel, a fixed barrel, an air inlet hole, a heat preservation layer, a supporting base, a natural gas burner and an air outlet. A pouring protective layer is arranged on the inner wall of the front end of the inner barrel, a plurality of circles of exchange air holes are formed in the barrel wall of the rear end of the inner barrel in the circumferential direction of the inner barrel, each circle of exchange air holes are evenly formed in the barrel wall of the inner barrel, the inner barrel is made of 310S materials, and the outer barrel is made of 304 steel. The pouring protective layer is additionally arranged at the front end of the inner barrel, the multiple circles of exchange air holes are additionally formed in the rear end of the inner barrel, structural materials of the outer barrel and the inner barrel are scientific a