EP 3126290 A2 20170208 - HIGH PURITY SYNTHETIC FLUORITE AND PROCESS FOR PREPARING THE SAME
Title (en)
HIGH PURITY SYNTHETIC FLUORITE AND PROCESS FOR PREPARING THE SAME
Title (de)
HOCHREINES SYNTHETISCHES FLUORIT UND VERFAHREN ZUR HERSTELLUNG DAVON
Title (fr)
FLUORITE SYNTHÉTIQUE DE HAUTE PURETÉ ET SON PROCESSUS DE PRÉPARATION
Publication
Application
Priority
- IT MI20140607 A 20140404
- IB 2015000442 W 20150402
Abstract (en)
[origin: WO2015150907A2] The present invention relates to a high purity synthetic fluorite (CaF2). Moreover, the present invention relates to a process for the preparation of said high purity synthetic fluorite (CaF2), classified as acid grade, starting from fluorosilicic acid H2S1F6 (FSA) and calcium carbonate (CaCO3). Finally, the present invention relates to the use of said high purity synthetic fluorite (CaF2) in the industrial production of hydrofluoric acid.
IPC 8 full level
C01F 11/22 (2006.01)
CPC (source: EP)
C01F 11/22 (2013.01); C01P 2004/51 (2013.01)
Designated contracting state (EPC)
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 state (EPC)
BA ME
DOCDB simple family (publication)
WO 2015150907 A2 20151008; WO 2015150907 A3 20160310; EP 3126290 A2 20170208; MA 39797 A 20170208
DOCDB simple family (application)
IB 2015000442 W 20150402; EP 15771700 A 20150402; MA 39797 A 20150402