WD-IGI Woodall-Duckham Il Gas Internazionale


WD-IGI Woodall-Duckham Il Gas Internazionale : A two-stage, nonslagging coal gasification process. In the first stage, tar and volatile matter is removed; in the second, steam and air (or oxygen) gasify the coke, producing a mixture of carbon monoxide, hydrogen, and nitrogen (if air is used). The process is based on a design by Il Gas Integrale, Milan, Italy, developed in the 1950s
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