ES401081A1 - Procedimiento para fabricar, por via humeda, acido fosfori-co concentrado. - Google Patents

Procedimiento para fabricar, por via humeda, acido fosfori-co concentrado.

Info

Publication number: ES401081A1
Authority: ES; Spain
Prior art keywords: reaction zone; phosphoric acid; calcium phosphate; sulfuric acid; calcium sulphate
Prior art date: 1971-03-23
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

ES401081A

Other languages

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.)

Rhone Progil SA

Original Assignee

Rhone Progil SA

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.)

1971-03-23

Filing date

1972-03-22

Publication date

1975-02-16

1972-03-22 Application filed by Rhone Progil SA filed Critical Rhone Progil SA

1975-02-16 Publication of ES401081A1 publication Critical patent/ES401081A1/es

Status Expired legal-status Critical Current

Links

NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title abstract 6
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 title abstract 4
229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 3
238000000034 method Methods 0.000 title abstract 3
235000011132 calcium sulphate Nutrition 0.000 title 1
239000001175 calcium sulphate Substances 0.000 title 1
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 4
239000001506 calcium phosphate Substances 0.000 abstract 2
229910000389 calcium phosphate Inorganic materials 0.000 abstract 2
235000011010 calcium phosphates Nutrition 0.000 abstract 2
239000000706 filtrate Substances 0.000 abstract 2
QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 abstract 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
238000001914 filtration Methods 0.000 abstract 1
239000007791 liquid phase Substances 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
239000002002 slurry Substances 0.000 abstract 1
239000007787 solid Substances 0.000 abstract 1
238000005406 washing Methods 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- 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
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Removal Of Specific Substances (AREA)

ES401081A 1971-03-23 1972-03-22 Procedimiento para fabricar, por via humeda, acido fosfori-co concentrado. Expired ES401081A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7110132A FR2130848A5 (es)	1971-03-23	1971-03-23

Publications (1)

Publication Number	Publication Date
ES401081A1 true ES401081A1 (es)	1975-02-16

Family

ID=9073983

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES401081A Expired ES401081A1 (es)	1971-03-23	1972-03-22	Procedimiento para fabricar, por via humeda, acido fosfori-co concentrado.

Country Status (12)

Country	Link
BE (1)	BE781083A (es)
BR (1)	BR7201640D0 (es)
CA (1)	CA981417A (es)
ES (1)	ES401081A1 (es)
FR (1)	FR2130848A5 (es)
GB (1)	GB1381345A (es)
IE (1)	IE36182B1 (es)
IT (1)	IT953939B (es)
NL (1)	NL172640C (es)
NO (1)	NO133030C (es)
SE (1)	SE364495B (es)
YU (1)	YU73672A (es)

1971
- 1971-03-23 FR FR7110132A patent/FR2130848A5/fr not_active Expired
1972
- 1972-03-03 IT IT6768772A patent/IT953939B/it active
- 1972-03-09 NL NL7203142A patent/NL172640C/xx not_active IP Right Cessation
- 1972-03-20 SE SE357472A patent/SE364495B/xx unknown
- 1972-03-21 BR BR164072A patent/BR7201640D0/pt unknown
- 1972-03-21 YU YU73672A patent/YU73672A/xx unknown
- 1972-03-22 GB GB1341972A patent/GB1381345A/en not_active Expired
- 1972-03-22 BE BE781083A patent/BE781083A/xx not_active IP Right Cessation
- 1972-03-22 CA CA137,825A patent/CA981417A/en not_active Expired
- 1972-03-22 NO NO95972A patent/NO133030C/no unknown
- 1972-03-22 ES ES401081A patent/ES401081A1/es not_active Expired
1973
- 1973-03-20 IE IE35073A patent/IE36182B1/xx unknown

Also Published As

Publication number	Publication date
IT953939B (it)	1973-08-10
NL172640C (nl)	1983-10-03
BE781083A (fr)	1972-09-22
NL172640B (nl)	1983-05-02
SE364495B (es)	1974-02-25
NL7203142A (es)	1972-09-26
DE2213710A1 (de)	1972-09-28
DE2213710B2 (de)	1975-07-24
YU73672A (en)	1982-02-28
IE36182B1 (en)	1976-09-01
BR7201640D0 (pt)	1973-05-24
CA981417A (en)	1976-01-13
NO133030B (es)	1975-11-17
GB1381345A (en)	1975-01-22
NO133030C (es)	1976-02-25
FR2130848A5 (es)	1972-11-10

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