AU8268875A

AU8268875A – Process for preparing pure phosphoric acid
– Google Patents

AU8268875A – Process for preparing pure phosphoric acid
– Google Patents
Process for preparing pure phosphoric acid

Info

Publication number
AU8268875A

AU8268875A
AU82688/75A
AU8268875A
AU8268875A
AU 8268875 A
AU8268875 A
AU 8268875A
AU 82688/75 A
AU82688/75 A
AU 82688/75A
AU 8268875 A
AU8268875 A
AU 8268875A
AU 8268875 A
AU8268875 A
AU 8268875A
Authority
AU
Australia
Prior art keywords
phosphoric acid
preparing pure
pure phosphoric
preparing
acid
Prior art date
1974-07-09
Legal status (The legal status 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 status listed.)

Expired

Application number
AU82688/75A
Other versions

AU475462B2
(en

Inventor
TOSHIMITSU; SARUMI FUJII MASAO UCHIDA and YOSHIO FUJII ITARU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Tosoh Corp

Original Assignee
Toyo Soda Manufacturing 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.)
1974-07-09
Filing date
1975-07-02
Publication date
1976-08-26

1975-07-02
Application filed by Toyo Soda Manufacturing Co Ltd
filed
Critical
Toyo Soda Manufacturing Co Ltd

1976-08-26
Application granted
granted
Critical

1976-08-26
Publication of AU475462B2
publication
Critical
patent/AU475462B2/en

1976-08-26
Publication of AU8268875A
publication
Critical
patent/AU8268875A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine

AU82688/75A
1974-07-09
1975-07-02
Process for preparing pure phosphoric acid

Expired

AU475462B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

JPJP77773/74

1974-07-09

JP7777374A

JPS516894A
(en)

1974-07-09
1974-07-09
Seiseirinsanno seizoho

Publications (2)

Publication Number
Publication Date

AU475462B2

AU475462B2
(en)

1976-08-26

AU8268875A
true

AU8268875A
(en)

1976-08-26

Family
ID=13643261
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU82688/75A
Expired

AU475462B2
(en)

1974-07-09
1975-07-02
Process for preparing pure phosphoric acid

Country Status (7)

Country
Link

JP
(1)

JPS516894A
(en)

AU
(1)

AU475462B2
(en)

BR
(1)

BR7504306A
(en)

DE
(1)

DE2530658C3
(en)

FR
(1)

FR2277767A1
(en)

GB
(1)

GB1463224A
(en)

IT
(1)

IT1039720B
(en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

JPS5297394A
(en)

*

1976-02-13
1977-08-16
Toyo Soda Mfg Co Ltd
Removal of organic matter in phosphoric acid

JPS5297393A
(en)

*

1976-02-13
1977-08-16
Toyo Soda Mfg Co Ltd
Purification of extracted phosphoric acid

FR2421845A2
(en)

*

1978-01-12
1979-11-02
Rhone Poulenc Ind

PROCESS FOR PURIFYING A WET PHOSPHORIC ACID

FR2391954A2
(en)

*

1977-05-23
1978-12-22
Rhone Poulenc Ind

WET PHOSPHORIC ACID PURIFICATION PROCESS

CN112661127A
(en)

*

2021-03-08
2021-04-16
昆明理工大学
System for improving wet-process fluorine phosphate yield

Family Cites Families (11)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

DD30306A
(en)

*

US2165100A
(en)

*

1936-08-28
1939-07-04
Virginia Chemical Corp
Process for purifying phosphoric acid

US2415797A
(en)

*

1942-10-02
1947-02-11
Westvaco Chlorine Products Cor
Preparation of pure phosphoric acid

US2977196A
(en)

*

1955-07-01
1961-03-28
Int Minerals & Chem Corp
Defluorination method

US2987376A
(en)

*

1956-12-27
1961-06-06
Int Minerals & Chem Corp
Method for defluorination of phosphoric acid

DE1148531B
(en)

*

1960-05-25
1963-05-16
Int Minerals & Chem Corp

Process for the defluorination of fluorine-containing, acidic phosphate-containing solutions

US3193351A
(en)

*

1961-07-05
1965-07-06
Nat Distillers Chem Corp
Removal of fluorine from wet process prosphoric acid

DE1667435B1
(en)

*

1967-12-19
1971-09-16
Kalk Chemische Fabrik Gmbh

PROCESS FOR PREPARING LOW FLUOROUS PHOSPHORIC ACID

US3718729A
(en)

*

1971-03-15
1973-02-27
American Cyanamid Co
Defluorination of wet process phosphoric acid

BE788733A
(en)

*

1971-09-13
1973-03-13
Int Standard Electric Corp

IMPROVEMENTS IN FILLING COMPOUNDS FOR CABLES

JPS5018388A
(en)

*

1973-06-21
1975-02-26

1974

1974-07-09
JP
JP7777374A
patent/JPS516894A/en
active
Granted

1975

1975-07-01
FR
FR7520586A
patent/FR2277767A1/en
active
Granted

1975-07-02
AU
AU82688/75A
patent/AU475462B2/en
not_active
Expired

1975-07-07
GB
GB2851875A
patent/GB1463224A/en
not_active
Expired

1975-07-07
IT
IT2514075A
patent/IT1039720B/en
active

1975-07-08
BR
BR7505519D
patent/BR7504306A/en
unknown

1975-07-09
DE
DE19752530658
patent/DE2530658C3/en
not_active
Expired

Also Published As

Publication number
Publication date

AU475462B2
(en)

1976-08-26

JPS516894A
(en)

1976-01-20

FR2277767B1
(en)

1980-08-08

DE2530658A1
(en)

1976-01-29

IT1039720B
(en)

1979-12-10

DE2530658B2
(en)

1977-06-23

FR2277767A1
(en)

1976-02-06

GB1463224A
(en)

1977-02-02

JPS5652848B2
(en)

1981-12-15

BR7504306A
(en)

1976-07-06

DE2530658C3
(en)

1983-11-17

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