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
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)
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 (ja) |
AT (1) | AT301486B (ja) |
BE (1) | BE735078A (ja) |
BR (1) | BR6910443D0 (ja) |
DE (1) | DE1933692B2 (ja) |
ES (1) | ES369090A2 (ja) |
FR (1) | FR2012292A6 (ja) |
GB (1) | GB1250191A (ja) |
NL (1) | NL6910092A (ja) |
Families Citing this family (6)
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 |
-
1968
- 1968-07-04 GB GB1250191D patent/GB1250191A/en not_active Expired
-
1969
- 1969-06-24 BE BE735078D patent/BE735078A/xx not_active IP Right Cessation
- 1969-07-01 NL NL6910092A patent/NL6910092A/xx unknown
- 1969-07-01 AT AT627669A patent/AT301486B/de not_active IP Right Cessation
- 1969-07-03 FR FR6922500A patent/FR2012292A6/fr not_active Expired
- 1969-07-03 DE DE19691933692 patent/DE1933692B2/de not_active Withdrawn
- 1969-07-03 ES ES369090A patent/ES369090A2/es not_active Expired
- 1969-07-04 BR BR21044369A patent/BR6910443D0/pt unknown
- 1969-07-04 JP JP5253869A patent/JPS5417597B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1933692B2 (de) | 1977-06-16 |
GB1250191A (ja) | 1971-10-20 |
BR6910443D0 (pt) | 1973-05-31 |
AT301486B (de) | 1972-09-11 |
BE735078A (ja) | 1969-12-24 |
NL6910092A (ja) | 1970-01-06 |
FR2012292A6 (ja) | 1970-03-20 |
JPS5417597B1 (ja) | 1979-06-30 |
DE1933692A1 (de) | 1970-01-15 |
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. | |
IL25128A (en) | Process for the production of calcium sulphate alpha-hemihydrate crystals | |
JPS5221296A (en) | Producing method of concentrated phosphoric acid containing gypsum hem ihydrate which can be easily filtrated | |
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. | |
IL23004A (en) | Process for the purification of residual gypsum produced in the manufacture of phosphoric acid by the reaction of sulphuric acid with natural phosphates | |
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 | |
GB1184585A (en) | A Method for Manufacturing Pure Gypsum. | |
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 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD2A | Announcement of lapse in spain |
Effective date: 20170630 |