Invention Grant
- Patent Title: Method for improving handleability of calcium carbonate containing materials
- Patent Title (中): 提高含碳酸钙材料处理性能的方法
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Application No.: US13879947Application Date: 2011-10-19
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Publication No.: US08999055B2Publication Date: 2015-04-07
- Inventor: Patrick A. C. Gane , Matthias Buri , René Vinzenz Blum , Samuel Rentsch
- Applicant: Patrick A. C. Gane , Matthias Buri , René Vinzenz Blum , Samuel Rentsch
- Applicant Address: CH Oftringen
- Assignee: Omya International AG
- Current Assignee: Omya International AG
- Current Assignee Address: CH Oftringen
- Agency: Amster, Rothstein & Ebenstein LLP
- Priority: EP10189374 20101029
- International Application: PCT/EP2011/068258 WO 20111019
- International Announcement: WO2012/055739 WO 20120503
- Main IPC: C09C1/02
- IPC: C09C1/02 ; C04B14/00 ; C04B14/28 ; C22B26/20 ; C01F11/18

Abstract:
The present invention concerns a calcium carbonate containing material having increased bulk density at equal or improved flowability, and a method of producing such a material. The inventive process comprises the step of contacting a calcium carbonate containing mineral powder with a solution or emulsion or dispersion of a binder.
Public/Granted literature
- US20140147370A1 METHOD FOR IMPROVING HANDLEABILITY OF CALCIUM CARBONATE CONTAINING MATERIALS Public/Granted day:2014-05-29
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