PROCESS TO TREAT SILICEOUS NON-SULFIDIC ORES AND COLLECTOR COMPOSITION THEREFOR - Patent 3648891

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EP 3 648 891 A1

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(43)	Date of publication:
	13.05.2020 Bulletin 2020/20

(21)	Application number: 18732097.3

(22)	Date of filing: 22.06.2018

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International Patent Classification (IPC):

B03D 1/014^(2006.01)

C22B 3/00^(2006.01)

(86)	International application number:
	PCT/EP2018/066793

(87)	International publication number:
	WO 2019/007714 (10.01.2019 Gazette 2019/02)

(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
	Designated Validation States:
	KH MA MD TN

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Priority:

04.07.2017 EP 17179626

(71)	Applicant: Nouryon Chemicals International B.V.
	6824BM Arnhem (NL)

(72)	Inventor:
	SMOLKO-SCHVARZMAYR, Natalija SE-471 72 Hjälteby (SE)

(74)	Representative: LKGlobal UK Ltd.
	Cambridge House, Henry Street Bath BA1 1BT Bath BA1 1BT (GB)

(54)	PROCESS TO TREAT SILICEOUS NON-SULFIDIC ORES AND COLLECTOR COMPOSITION THEREFOR