BR7707946A - Processo para preparacao de acidos fosforicos por via umida - Google Patents

Processo para preparacao de acidos fosforicos por via umida

Info

Publication number
BR7707946A
BR7707946A BR7707946A BR7707946A BR7707946A BR 7707946 A BR7707946 A BR 7707946A BR 7707946 A BR7707946 A BR 7707946A BR 7707946 A BR7707946 A BR 7707946A BR 7707946 A BR7707946 A BR 7707946A
Authority
BR
Brazil
Prior art keywords
humid
preparing
phosphoric acids
phosphoric
acids
Prior art date
Application number
BR7707946A
Other languages
English (en)
Portuguese (pt)
Inventor
M Dabeaux
N Tyrtoff
Original Assignee
Prod Chimi La Montagne Noire
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 Prod Chimi La Montagne Noire filed Critical Prod Chimi La Montagne Noire
Publication of BR7707946A publication Critical patent/BR7707946A/pt

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)
  • Lubricants (AREA)
BR7707946A 1976-11-30 1977-11-29 Processo para preparacao de acidos fosforicos por via umida BR7707946A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7636114A FR2372118A1 (fr) 1976-11-30 1976-11-30 Nouveaux procedes de fabrication d'acides phosphoriques par voie humide

Publications (1)

Publication Number Publication Date
BR7707946A true BR7707946A (pt) 1979-06-12

Family

ID=9180490

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7707946A BR7707946A (pt) 1976-11-30 1977-11-29 Processo para preparacao de acidos fosforicos por via umida

Country Status (5)

Country Link
US (1) US4313915A (OSRAM)
BR (1) BR7707946A (OSRAM)
ES (1) ES464587A1 (OSRAM)
FR (1) FR2372118A1 (OSRAM)
IT (1) IT1091355B (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1045423C (zh) * 1995-10-20 1999-10-06 四川联合大学 饲料磷酸氢钙的生产方法
US20100170855A1 (en) * 2009-01-06 2010-07-08 Hay Daniel N T Modification of precipitate morphology and settling characteristics in acid conditions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140748A (en) * 1976-07-07 1979-02-20 Occidental Petroleum Corporation Hemihydrate type phosphoric acid process with crystal modifier
GB1011163A (en) * 1961-04-26 1965-11-24 Dorr Oliver Inc Manufacture of phosphoric acid
BE759153A (fr) * 1969-11-21 1971-04-30 Albright & Wilson Perfectionnement au procede pour l'obtention d'acide phosphorique par voie humide
GB1356586A (en) * 1970-11-12 1974-06-12 Fisons Ltd Inhibition of calcium sulphate scale formation
GB1406884A (en) * 1972-05-05 1975-09-17 Fisons Ltd Process for inhibiting scale formation

Also Published As

Publication number Publication date
IT1091355B (it) 1985-07-06
ES464587A1 (es) 1978-09-01
US4313915A (en) 1982-02-02
FR2372118B1 (OSRAM) 1979-03-23
FR2372118A1 (fr) 1978-06-23

Similar Documents

Publication Publication Date Title
BR7807673A (pt) Processo para preparacao de nitro-diaril-amina
BR7704322A (pt) Processo para a preparacao de metil-tercio-butileter
BR7705457A (pt) Processo para a preparacao de poliuretanoureias
BR7802426A (pt) Processo para a preparacao de acidos de poli-eter-amidas
BR7704905A (pt) Processo para preparacao de oxalatos de dialquila
BR7605283A (pt) Aperfeicoamento em processo por via umida para a manufatura de acido fosforico altamente concentrado
BR7705098A (pt) Processo para obtencao de compostos
BR7706236A (pt) Processo para a preparacao de um meta-fenoxi-benzaldeido
BR7801046A (pt) Processo para preparacao de eter-sulfonatos
BR7904656A (pt) Processo para o assentamento afinado de elementos de traco
BR7702207A (pt) Processo para a preparacao de alquiltiometilfenois
BR8108547A (pt) Processo para obtencao de acidos fenoxialcanoicos clorados
BR7700040A (pt) Processo para a preparacao de acido fosforico
BR7706374A (pt) Processo para a preparacao de um copolimero
BR7801949A (pt) Processo para a preparacao de acidos naftilaminohidroxis-sulfonicos
BR7707946A (pt) Processo para preparacao de acidos fosforicos por via umida
BR7807330A (pt) Processo para preparacao de ciclo-pentadieno
BR7600862A (pt) Processo para a obtencao de acido diacetono-2-cetogulonic
BR7600167A (pt) Processo para obtencao de tiometil-aril-ureias
BR7908592A (pt) Processo para preparacao de acetaldeido
BR7702163A (pt) Processo para a preparacao de aminonitrofenois
BR7705166A (pt) Processo para a preparacao de monoisocianatos
BR7602300A (pt) Processo para a fabricacao de nitretos de fosforos
BR7706507A (pt) Processo para preparacao de antraquinona
BR7600480A (pt) Processo para a obtencao de esteres de acido 1,4-naftalenodicarboxilico