Process for continuously preparing methyl mercaptan from...

Organic compounds -- part of the class 532-570 series – Organic compounds – Sulfur containing

Reexamination Certificate

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Details

C518S705000, C518S714000, C518S718000, C502S335000

Reexamination Certificate

active

07994366

ABSTRACT:
Provided is a process for continuously preparing methyl mercaptan by reacting a reactant mixture comprising solid, liquid and/or gaseous carbon- and/or hydrogen-containing compounds with air or oxygen, and/or water and sulfur.

REFERENCES:
patent: 4410731 (1983-10-01), Buchholz
patent: 4570020 (1986-02-01), Ratcliffe et al.
patent: 4665242 (1987-05-01), Boulinguiez et al.
patent: 4668825 (1987-05-01), Ratcliffe et al.
patent: 5866721 (1999-02-01), Hofen et al.
patent: 1 768 826 (1971-08-01), None
patent: 0 850 923 (1998-07-01), None
patent: 1 268 842 (1972-03-01), None
patent: WO 00/56692 (2000-09-01), None
patent: WO 01/96290 (2001-12-01), None
patent: WO 2005/021491 (2005-03-01), None
patent: WO 2005/040082 (2005-05-01), None
patent: WO 2006/015668 (2006-02-01), None
patent: WO 2006/063669 (2006-06-01), None
Barrault et al., {Synthesis of methyl mercaptan from carbon oxides and H2S with tungsten—alumina catalysts, Applied Catalysis, vol. 33, Issue 2, Sep. 15, 1987, pp. 309-330}.

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