Invention Grant
- Patent Title: Layered divalent metal hydrogen phosphates
- Patent Title (中): 分层二价金属氢磷酸盐
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Application No.: US23345Application Date: 1987-03-09
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Publication No.: US4846853APublication Date: 1989-07-11
- Inventor: Clarence D. Chang , Stuart D. Hellring
- Applicant: Clarence D. Chang , Stuart D. Hellring
- Applicant Address: NY New York
- Assignee: Mobil Oil Corporation
- Current Assignee: Mobil Oil Corporation
- Current Assignee Address: NY New York
- Main IPC: B01D15/04
- IPC: B01D15/04 ; B01D53/02 ; B01J27/18 ; C01B25/26 ; C01B25/32 ; C01B25/34 ; C01G28/00 ; C01G30/00 ; C01G31/00 ; C01G33/00 ; C01G35/00 ; C07F9/12 ; C07F9/38 ; C07F9/74 ; C07F9/76
Abstract:
Layered divalent metal hydrogen phosphate, MHPO.sub.4.nH.sub.2 O wherein M is a Group IIA or Group IIB element and n ranges from about 0 to 2, is prepared by hydrothermal treatment of an aqueous mixture containing a source of metal oxide, a source of phosphorus oxide and a source of hydrogen atoms, said aqueous mixture having an initial pH ranging between about 3 and 10.
Public/Granted literature
- US5551073A Authentication key entry in cellular radio system Public/Granted day:1996-08-27
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