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Hydrogasification is a process that reacts hydrogen or a mixture of steam and hydrogen with coal at high temperatures and pressures. This process converts the carbon in the coal into methane fuel. Gasification, in general, aims to transform combustible solids into combustible gases like carbon monoxide, hydrogen, and methane. Hydrogasification specifically uses hydrogen to produce a gas with a high calorific value, primarily methane. This process is a type of gasification, which can utilize various feedstocks, including coal and biomass, to produce synthesis gas (syngas). Syngas, a mixture of hydrogen and carbon monoxide, is a crucial component in producing fuels like diesel and methanol, as well as industrial chemicals such as ammonia.1234

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