(19)
(11) EP 2 970 780 A1

(12)

(43) Date of publication:
20.01.2016 Bulletin 2016/03

(21) Application number: 14770492.8

(22) Date of filing: 14.03.2014
(51) International Patent Classification (IPC): 
C10G 15/00(2006.01)
C10G 32/00(2006.01)
(86) International application number:
PCT/US2014/027292
(87) International publication number:
WO 2014/152393 (25.09.2014 Gazette 2014/39)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 14.03.2013 US 201361781557 P

(71) Applicant: Ceramatec, Inc
Salt Lake City, UT 84119 (US)

(72) Inventors:
  • GORDON, John Howard
    Salt Lake City, Utah 84103 (US)
  • ALVARE, Javier
    Cottonwood Heights, Utah 84093 (US)

(74) Representative: D'Arcy, Julia 
Harrison IP 1st Floor Box Tree House Northminster Business Park Northfield Lane
York, YO26 6QU
York, YO26 6QU (GB)

   


(54) PROCESS FOR RECOVERING ALKALI METALS AND SULFUR FROM ALKALI METAL SULFIDES AND POLYSULFIDES