Invention Grant
- Patent Title: Method of converting limestone into tri-calcium phosphate and tetra-calcium phosphate powder simultaneously
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Application No.: US13981767Application Date: 2011-09-29
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Publication No.: US09718687B2Publication Date: 2017-08-01
- Inventor: Fazilah Binti Fazan , Sudirman Bin Sahid , Wan Ruzaini Bin Wan Sulaiman , Nor Shahida Binti Kader Bashah
- Applicant: Fazilah Binti Fazan , Sudirman Bin Sahid , Wan Ruzaini Bin Wan Sulaiman , Nor Shahida Binti Kader Bashah
- Applicant Address: MY Shah Alam
- Assignee: SIRIM Berhad
- Current Assignee: SIRIM Berhad
- Current Assignee Address: MY Shah Alam
- Agency: Wolf, Greenfield & Sacks, P.C.
- Priority: MYPI2011000389 20110127
- International Application: PCT/MY2011/000211 WO 20110929
- International Announcement: WO2012/102602 WO 20120802
- Main IPC: C01B25/32
- IPC: C01B25/32
Abstract:
The present invention relates to a method of converting limestone into tri-calcium phosphate (TCP) and tetra-calcium phosphate (TTCP) powder simultaneously. In particular, the method provides for a method of converting limestone into TCP and TTCP powder simultaneously having specific particle size and with specific crystallographic structure.
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