IT8520868A0 - Processo per la produzione di idrogenofosfato di calcio biidrato e/o idrogenofosfato di calcio anidro. - Google Patents

Processo per la produzione di idrogenofosfato di calcio biidrato e/o idrogenofosfato di calcio anidro.

Info

Publication number: IT8520868A0
Authority: IT; Italy
Prior art keywords: hydrogen phosphate; calcium hydrogen; production; anhydrous; dihydrate
Prior art date: 1984-05-25

Application number

IT8520868A

Other languages

English (en)

Other versions

IT1183673B (it

Inventor

Vladimir Glaser

Jan Vidensky

Original Assignee

Vysoka Skola Chem Tech

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.)

1984-05-25

Filing date

1985-05-24

Publication date

1985-05-24

1984-05-25 Priority claimed from CS393584A external-priority patent/CS246515B1/cs

1984-05-25 Priority claimed from CS393884A external-priority patent/CS247512B1/cs

1985-01-23 Priority claimed from CS46685A external-priority patent/CS247432B1/cs

1985-05-24 Application filed by Vysoka Skola Chem Tech filed Critical Vysoka Skola Chem Tech

1985-05-24 Publication of IT8520868A0 publication Critical patent/IT8520868A0/it

1987-10-22 Application granted granted Critical

1987-10-22 Publication of IT1183673B publication Critical patent/IT1183673B/it

Links

FUFJGUQYACFECW-UHFFFAOYSA-L calcium hydrogenphosphate Chemical compound [Ca+2].OP([O-])([O-])=O FUFJGUQYACFECW-UHFFFAOYSA-L 0.000 title 2
235000019700 dicalcium phosphate Nutrition 0.000 title 2
XAAHAAMILDNBPS-UHFFFAOYSA-L calcium hydrogenphosphate dihydrate Chemical compound O.O.[Ca+2].OP([O-])([O-])=O XAAHAAMILDNBPS-UHFFFAOYSA-L 0.000 title 1

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
- C01B25/26—Phosphates
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/322—Preparation by neutralisation of orthophosphoric acid
- 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
- C01B25/26—Phosphates
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/325—Preparation by double decomposition

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Fertilizers (AREA)
Cosmetics (AREA)
Removal Of Specific Substances (AREA)

IT20868/85A 1984-05-25 1985-05-24 Processo per la produzione di idrogenofosfato di calcio biidrato e/o idrogenofosfato di calcio anidro IT1183673B (it)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
CS393584A CS246515B1 (en)	1984-05-25	1984-05-25	Production method of dihydrate and/or waterless hydrogenphosphate
CS393884A CS247512B1 (en)	1984-05-25	1984-05-25	Method of dihydrate or/and anhydrous hydrogen calcium phosphate production
CS46685A CS247432B1 (en)	1985-01-23	1985-01-23	Method of dihydrate or/and anhydrous calcium hydrogen phosphate production

Publications (2)

Publication Number	Publication Date
IT8520868A0 true IT8520868A0 (it)	1985-05-24
IT1183673B IT1183673B (it)	1987-10-22

Family

ID=27179295

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT20868/85A IT1183673B (it)	1984-05-25	1985-05-24	Processo per la produzione di idrogenofosfato di calcio biidrato e/o idrogenofosfato di calcio anidro

Country Status (7)

Country	Link
DE (1)	DE3517608A1 (it)
FR (1)	FR2564817B1 (it)
GB (1)	GB2159510B (it)
HU (1)	HU201496B (it)
IT (1)	IT1183673B (it)
NL (1)	NL8501303A (it)
YU (1)	YU87585A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN115010106B (zh) *	2022-06-07	2024-04-05	武汉工程大学	一种回收中水的磷并制备饲料级磷酸氢钙的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1122382A (fr) *	1955-02-22	1956-09-05	Acec	Procédé de fabrication de phosphate alcalino-terreux bibasique et poudre luminescente contenant un tel phosphate
GB939104A (en) *	1960-04-07	1963-10-09	Gen Electric Co Ltd	Improvements in or relating to the manufacture of phosphors
GB1165578A (en) *	1965-12-29	1969-10-01	Sylvania Electric Prod	Process for Making Brushite.
US3505012A (en) *	1968-04-11	1970-04-07	Sylvania Electric Prod	Process for making brushite form of calcium hydrogen phosphate
BE791290A (fr) *	1971-11-15	1973-05-14	Prorea	Procede de fabrication de composes chimiques tels que des derives des phosphates naturels selon un rendement eleve
GB2053871B (en) *	1979-07-20	1983-03-09	Bitepazh J A	Method for producing calcium phosphate catalyst

1985
- 1985-05-08 NL NL8501303A patent/NL8501303A/nl not_active Application Discontinuation
- 1985-05-15 DE DE19853517608 patent/DE3517608A1/de not_active Withdrawn
- 1985-05-17 GB GB08512556A patent/GB2159510B/en not_active Expired
- 1985-05-20 FR FR8507570A patent/FR2564817B1/fr not_active Expired
- 1985-05-24 IT IT20868/85A patent/IT1183673B/it active
- 1985-05-24 YU YU00875/85A patent/YU87585A/xx unknown
- 1985-05-24 HU HU851997A patent/HU201496B/hu not_active IP Right Cessation

Also Published As

Publication number	Publication date
IT1183673B (it)	1987-10-22
HUT39685A (en)	1986-10-29
FR2564817A1 (fr)	1985-11-29
FR2564817B1 (fr)	1988-08-19
GB2159510A (en)	1985-12-04
NL8501303A (nl)	1985-12-16
HU201496B (en)	1990-11-28
DE3517608A1 (de)	1985-11-28
GB8512556D0 (en)	1985-06-19
YU87585A (en)	1988-02-29
GB2159510B (en)	1988-10-26

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