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2 Polish Journal of Chemical Technology

2 Michalkiewicz B.

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Assessment of the possibility of the methane to methanol transformation

Michalkiewicz B.

Polish Journal of Chemical Technology

2008

Vol. 10, nr 2

20-26

The methane to methanol conversion via esterification is an interesting method which makes it possible to eliminate the otherwise necessary phase of obtaining synthesis gas. On the basis of laboratory investigations mass balances for this process were determined. Preliminary assessment of the way of conducting the process and possibilities of practical applications of this technology was also made. It was pointed out that regardless of any possible modifications of methane to methanol conversion via esterification redundant sulfuric acid will always be produced during ester hydrolysis. Production of methanol from methane using this method can only be done when it is combined with producing other substances, which needs using H2SO4.

Conversion methods of methyl bisulfate dissolved in oleum into methan

Michalkiewicz B.

Polish Journal of Chemical Technology

2006

Vol. 8, nr 2

68-69

Three methods of converting methyl bisulfate dissolved in oleum into methanol have been described. In the first one, the ester present in the oleum was hydrolyzed to methanol by adding water to the mixture. In the second method the ester was vaporized in the flowing air stream and then, methyl bisulfate vapour was absorbed in water. In the third one, the ester was separated from the post-reaction mixture by means of membrane distillation, sucked by a pump and absorbed in water. It was found that the two-stage membrane distillation was the most effective method.