JPS5385797A - Method of concentrating phosphoric acid - Google Patents

Method of concentrating phosphoric acid

Info

Publication number: JPS5385797A
Authority: JP; Japan
Prior art keywords: phosphoric acid; concentrating phosphoric; concentrating; acid; phosphoric
Prior art date: 1977-01-03
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.): Pending

Application number

JP15861077A

Other languages

English (en)

Japanese (ja)

Inventor

Buruumuritsuhi Barutaa

Deru Kaaruuhaintsu

Gurimu Hiyuugoo

Sandaa Ururitsuhi

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.)

GEA Group AG

Original Assignee

Metallgesellschaft AG

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.)

1977-01-03

Filing date

1977-12-29

Publication date

1978-07-28

1977-12-29 Application filed by Metallgesellschaft AG filed Critical Metallgesellschaft AG

1978-07-28 Publication of JPS5385797A publication Critical patent/JPS5385797A/ja

Status Pending legal-status Critical Current

Links

NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title 2
229910000147 aluminium phosphate Inorganic materials 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
- C01B33/00—Silicon; Compounds thereof
- C01B33/08—Compounds containing halogen
- C01B33/10—Compounds containing silicon, fluorine, and other elements
- C01B33/103—Fluosilicic acid; Salts thereof
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/765—Multi-stage SO3-conversion
- C01B17/7655—Multi-stage SO3-conversion with intermediate absorption
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Treating Waste Gases (AREA)
Gas Separation By Absorption (AREA)
Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Saccharide Compounds (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

JP15861077A 1977-01-03 1977-12-29 Method of concentrating phosphoric acid Pending JPS5385797A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2700009A DE2700009C3 (de)	1977-01-03	1977-01-03	Verfahren zur Aufkonzentrierung von verdünnter Phosphorsäure

Publications (1)

Publication Number	Publication Date
JPS5385797A true JPS5385797A (en)	1978-07-28

Family

ID=5998041

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP15861077A Pending JPS5385797A (en)	1977-01-03	1977-12-29	Method of concentrating phosphoric acid

Country Status (15)

Country	Link
JP (1)	JPS5385797A (fr)
AU (1)	AU513920B2 (fr)
BE (1)	BE862580A (fr)
BR (1)	BR7800006A (fr)
CA (1)	CA1085583A (fr)
DE (1)	DE2700009C3 (fr)
ES (1)	ES465669A1 (fr)
FI (1)	FI773907A7 (fr)
FR (1)	FR2376071A1 (fr)
GB (1)	GB1589945A (fr)
IT (1)	IT1090383B (fr)
NO (1)	NO774454L (fr)
PL (1)	PL203780A1 (fr)
SE (1)	SE7800045L (fr)
ZA (1)	ZA777069B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2824010A1 (de) *	1978-06-01	1979-12-13	Metallgesellschaft Ag	Verfahren zur aufkonzentrierung von verduennter phosphorsaeure
CA1146722A (fr) *	1981-04-10	1983-05-24	Chemetics International Ltd.	Methode de recuperation d'energie et systeme pour la fabrication combinee d'acide sulfurique et d'acide phosphorique
DE3232446A1 (de) *	1982-08-12	1984-02-16	Metallgesellschaft Ag, 6000 Frankfurt	Verfahren zur herstellung von schwefelsaeure
US4576813A (en) *	1983-07-05	1986-03-18	Monsanto Company	Heat recovery from concentrated sulfuric acid
US4670242A (en) *	1984-11-09	1987-06-02	Monsanto Company	Heat recovery from concentrated sulfuric acid
CN103523763B (zh) *	2013-10-11	2017-04-05	徐州天正活性炭厂	一种快速浓缩稀磷酸的节能装置和方法
CN104445118B (zh) *	2014-12-01	2016-08-31	四川玖长科技有限公司	用于从窑法磷酸工艺的出窑烟气中制磷酸的工艺
CN109941979A (zh) *	2019-04-30	2019-06-28	舒爱桦	一种高效肥料磷酸制食品级磷酸的工艺

1977
- 1977-01-03 DE DE2700009A patent/DE2700009C3/de not_active Expired
- 1977-11-28 ZA ZA00777069A patent/ZA777069B/xx unknown
- 1977-12-13 AU AU31501/77A patent/AU513920B2/en not_active Expired
- 1977-12-13 GB GB51891/77A patent/GB1589945A/en not_active Expired
- 1977-12-21 FR FR7738599A patent/FR2376071A1/fr not_active Withdrawn
- 1977-12-22 FI FI773907A patent/FI773907A7/fi not_active Application Discontinuation
- 1977-12-23 NO NO774454A patent/NO774454L/no unknown
- 1977-12-29 JP JP15861077A patent/JPS5385797A/ja active Pending
- 1977-12-29 IT IT31377/77A patent/IT1090383B/it active
- 1977-12-30 CA CA294,197A patent/CA1085583A/fr not_active Expired
- 1977-12-30 BE BE6046295A patent/BE862580A/fr unknown
1978
- 1978-01-02 SE SE7800045A patent/SE7800045L/xx unknown
- 1978-01-02 PL PL20378078A patent/PL203780A1/xx unknown
- 1978-01-02 ES ES465669A patent/ES465669A1/es not_active Expired
- 1978-01-02 BR BR7800006A patent/BR7800006A/pt unknown

Also Published As

Publication number	Publication date
ZA777069B (en)	1978-09-27
ES465669A1 (es)	1978-09-16
NO774454L (no)	1978-07-04
AU513920B2 (en)	1981-01-15
FI773907A7 (fi)	1978-07-04
BE862580A (fr)	1978-06-30
FR2376071A1 (fr)	1978-07-28
AU3150177A (en)	1979-06-21
CA1085583A (fr)	1980-09-16
IT1090383B (it)	1985-06-26
BR7800006A (pt)	1978-08-15
DE2700009A1 (de)	1978-07-06
DE2700009B2 (de)	1979-03-29
PL203780A1 (pl)	1978-08-14
SE7800045L (sv)	1978-07-04
GB1589945A (en)	1981-05-20
DE2700009C3 (de)	1979-11-15

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