ES369090A2 - Un procedimiento continuo para la produccion de acido fos- forico. - Google Patents

Un procedimiento continuo para la produccion de acido fos- forico.

Info

Publication number
ES369090A2
ES369090A2 ES369090A ES369090A ES369090A2 ES 369090 A2 ES369090 A2 ES 369090A2 ES 369090 A ES369090 A ES 369090A ES 369090 A ES369090 A ES 369090A ES 369090 A2 ES369090 A2 ES 369090A2
Authority
ES
Spain
Prior art keywords
production
phosphoric acid
translation
machine
legally binding
Prior art date
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
ES369090A
Other languages
English (en)
Spanish (es)
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.)
Fisons Ltd
Original Assignee
Fisons 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.)
Filing date
Publication date
Application filed by Fisons Ltd filed Critical Fisons Ltd
Publication of ES369090A2 publication Critical patent/ES369090A2/es
Expired legal-status Critical Current

Links

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
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Adhesives Or Adhesive Processes (AREA)
ES369090A 1968-07-04 1969-07-03 Un procedimiento continuo para la produccion de acido fos- forico. Expired ES369090A2 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3198268 1968-07-04

Publications (1)

Publication Number Publication Date
ES369090A2 true ES369090A2 (es) 1976-11-16

Family

ID=10331279

Family Applications (1)

Application Number Title Priority Date Filing Date
ES369090A Expired ES369090A2 (es) 1968-07-04 1969-07-03 Un procedimiento continuo para la produccion de acido fos- forico.

Country Status (9)

Country Link
JP (1) JPS5417597B1 (de)
AT (1) AT301486B (de)
BE (1) BE735078A (de)
BR (1) BR6910443D0 (de)
DE (1) DE1933692B2 (de)
ES (1) ES369090A2 (de)
FR (1) FR2012292A6 (de)
GB (1) GB1250191A (de)
NL (1) NL6910092A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029743A (en) * 1975-12-24 1977-06-14 Hauge Douglas O Phosphoric acid manufacture
US4309395A (en) * 1980-04-21 1982-01-05 Hauge Douglas O Phosphoric acid production
US4424196A (en) * 1982-06-29 1984-01-03 United States Gypsum Company Phosphohemihydrate process for purification of gypsum
US4853201A (en) * 1988-07-11 1989-08-01 Occidental Chemical Corporation Recovery of P2 O5 values from phosphoric acid hemihydrate crystals
DE19817245A1 (de) * 1998-04-18 1999-10-28 Loh Kg Rittal Werk Schaltschrank
DE102016212242B4 (de) 2016-07-05 2019-02-07 Technische Universität Bergakademie Freiberg Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen

Also Published As

Publication number Publication date
DE1933692B2 (de) 1977-06-16
NL6910092A (de) 1970-01-06
JPS5417597B1 (de) 1979-06-30
GB1250191A (de) 1971-10-20
AT301486B (de) 1972-09-11
DE1933692A1 (de) 1970-01-15
BR6910443D0 (pt) 1973-05-31
FR2012292A6 (de) 1970-03-20
BE735078A (de) 1969-12-24

Similar Documents

Publication Publication Date Title
GB1549029A (en) Process for the conversion of gypsum into calcium sulphate hemihydrate
ES413009A1 (es) Un metodo de preparar una fibra monocristalina estabilizadade sulfato de calcio hemihidratado.
NL7504742A (nl) Werkwijze ter bereiding van calciumsulfaat (alpha)-hemihydraat.
ZA764875B (en) Process for the manufacture of highly concentrated phosphoric acid containing calcium sulfate hemihydrate having good filterability
FR2327972A1 (fr) Procede pour la production de gypse hemihydrate du type alpha
ES369090A2 (es) Un procedimiento continuo para la produccion de acido fos- forico.
BR7308671D0 (pt) Um processo para a lavagem de cristais de cristais de anidrita de sulfato de acido e/ou hemihidrato de sulfato de calcio, processo para a producao de acido fosforico pelo processo a umido de bloco de valvula
MX143404A (es) Metodo mejorado para la produccion de hipoclorito de calcio neutro de elevada pureza
FI47652C (fi) Menetelmä fosforihapon ja kalsiumsulfaatin hemihydraatin valmistamisek si.
ES439139A1 (es) Un procedimiento para mejorar el grado de filtracion de cristales de yeso.
GB1328357A (en) Wet process for the manufacture of phosphoric acid and caldium sulphate
AT319132B (de) Verfahren zur Herstellung von wasserfreiem Calciumsulfat II, sogenanntem Anhydrit II oder Totbrand, aus synthetischem Gips
ES330957A1 (es) Un procedimiento continuo para la preparacion de acido fosforico y yeso.
GB1268396A (en) Anhydrous calcium sulphate and calcium sulphate semihydrate
NO143228C (no) Automatisk utlutingsanlegg for utluting av sinkkalsin ved hydrometallurgisk fremstilling av sink
AT284701B (de) Verfahren zur Herstellung von fluorarmem Zementklinker aus Phosphorsäureabfallgips
NL7505135A (nl) Werkwijze ter bereiding van gestabiliseerd, afbindbaar calciumsulfaat door omzetting van calciumverbindingen met zwavelzuur.
ES307316A1 (es) Un procedimiento para fabricar un producto de trimetafosfatosodico cristalino sustancialmente soluble en agua.
JPS52794A (en) Process for production of high quality gypsum
ES310115A1 (es) Un procedimiento para la produccion de acido fosforico y de cristales de yeso.
AT335332B (de) Verfahren zur herstellung von rohmehl zur gewinnung von zement und schwefelsaure nach dem gips-schwefelsaureverfahren
JPS5218496A (en) Process for production of alpha-type gypsum hemi-hydrate from sulfur oxide in the waste gas
JPS5248262A (en) Method of treatment of waste water from phosphoric acid wet production plant
DK134899B (da) Fremgangsmåde til fremstilling af calciumphophatholdig phosphorsyre.
AT298413B (de) Verfahren zur Abtrennung und Gewinnung von Fluorverbindungen aus durch Schwefelsäureaufschluß von natürlichem Calciumphosphat erhaltenem Gips

Legal Events

Date Code Title Description
FD2A Announcement of lapse in spain

Effective date: 20170630