The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 03, 2001
Filed:
May. 03, 1999
Jean-Charles Viltard, Valence, FR;
Claude Dezael, Maisons Laffitte, FR;
Fabrice Lecomte, Vincennes, FR;
Institut Francais du Petrole, Rueil Malmaison Cedex, FR;
Abstract
An apparatus for treating a gas containing hydrogen sulphide and sulphur dioxide, comprising a liquid-gas reactor-contactor (,), means (,) for supplying gas to be treated and means (,) for supplying an organic solvent containing a catalyst, means (,) for recovering sulphur an doutlet means (,) for a gaseous effluent containing sulphur in vapour form, the apparatus being characterized in that it comprises at least one means (,) for contacting and cooling the gaseous effluent, delivering a three-phase effluent, having an inlet connected to the effluent outlet means (,) and to means (,) for recycling a cooling solvent, means (,) for separating said three-phase effluent connected to the cooling means, adapted to separate purified gas from sulphur and comprising means (,) for evacuating purified gas, means (,) for extracting sulphur and means (,) for recovering solvent connected to the means (,) for recycling the cooling solvent.