IT1075561B - PURIFICATION OF EXTRACTED PHOSPHORIC ACID - Google Patents

PURIFICATION OF EXTRACTED PHOSPHORIC ACID

Info

Publication number: IT1075561B
Authority: IT; Italy
Prior art keywords: purification; phosphoric acid; extracted phosphoric; extracted; acid
Prior art date: 1976-02-13

Application number

IT20196/77A

Other languages

Italian (it)

Inventor

Kukuchi Mitsuo

Hiraga Yoichi

Original Assignee

Toyo Soda Mfg Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1976-02-13

Filing date

1977-02-11

Publication date

1985-04-22

1977-02-11 Application filed by Toyo Soda Mfg Co Ltd filed Critical Toyo Soda Mfg Co Ltd

1985-04-22 Application granted granted Critical

1985-04-22 Publication of IT1075561B publication Critical patent/IT1075561B/en

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Silicon Compounds (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

IT20196/77A 1976-02-13 1977-02-11 PURIFICATION OF EXTRACTED PHOSPHORIC ACID IT1075561B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP1394776A JPS5297393A (en)	1976-02-13	1976-02-13	Purification of extracted phosphoric acid

Publications (1)

Publication Number	Publication Date
IT1075561B true IT1075561B (en)	1985-04-22

Family

ID=11847390

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT20196/77A IT1075561B (en)	1976-02-13	1977-02-11	PURIFICATION OF EXTRACTED PHOSPHORIC ACID

Country Status (8)

Country	Link
JP (1)	JPS5297393A (en)
BR (1)	BR7700735A (en)
DE (1)	DE2704074C3 (en)
FR (1)	FR2340903A1 (en)
GB (1)	GB1504479A (en)
IL (1)	IL51165A (en)
IT (1)	IT1075561B (en)
MX (1)	MX144656A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4250155A (en)	1978-06-09	1981-02-10	Gardinier, Inc.	Method of purifying phosphoric acid after solvent extraction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE596368C (en) *	1931-11-29	1934-04-30	Chem Fab Budenheim Akt Ges	Purification of the raw phosphoric acid obtained by the acid digestion of rock phosphates
JPS5018388A (en) *	1973-06-21	1975-02-26
JPS516894A (en) *	1974-07-09	1976-01-20	Toyo Soda Mfg Co Ltd	Seiseirinsanno seizoho

1976
- 1976-02-13 JP JP1394776A patent/JPS5297393A/en active Granted
- 1976-12-27 IL IL51165A patent/IL51165A/en unknown
- 1976-12-31 GB GB54482/76A patent/GB1504479A/en not_active Expired
1977
- 1977-01-07 MX MX167629A patent/MX144656A/en unknown
- 1977-01-21 FR FR7701737A patent/FR2340903A1/en active Granted
- 1977-02-01 DE DE2704074A patent/DE2704074C3/en not_active Expired
- 1977-02-07 BR BR7700735A patent/BR7700735A/en unknown
- 1977-02-11 IT IT20196/77A patent/IT1075561B/en active

Also Published As

Publication number	Publication date
JPS5516091B2 (en)	1980-04-28
MX144656A (en)	1981-11-06
IL51165A0 (en)	1977-02-28
FR2340903B1 (en)	1980-03-28
JPS5297393A (en)	1977-08-16
DE2704074A1 (en)	1977-08-18
GB1504479A (en)	1978-03-22
DE2704074B2 (en)	1979-02-08
DE2704074C3 (en)	1983-06-09
BR7700735A (en)	1977-10-11
IL51165A (en)	1979-10-31
FR2340903A1 (en)	1977-09-09

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