MX148798A - Procedimiento mejorado para la purificacion de acido fosforico mediante un extractante organico inmiscible en agua - Google Patents

Procedimiento mejorado para la purificacion de acido fosforico mediante un extractante organico inmiscible en agua

Info

Publication number
MX148798A
MX148798A MX169084A MX16908477A MX148798A MX 148798 A MX148798 A MX 148798A MX 169084 A MX169084 A MX 169084A MX 16908477 A MX16908477 A MX 16908477A MX 148798 A MX148798 A MX 148798A
Authority
MX
Mexico
Prior art keywords
purification
water
phosphoric acid
organic extractant
improved procedure
Prior art date
Application number
MX169084A
Other languages
English (en)
Inventor
James L Bradford
Fernando Ore
Original Assignee
Occidental Petroleum Corp
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 Occidental Petroleum Corp filed Critical Occidental Petroleum Corp
Publication of MX148798A publication Critical patent/MX148798A/es

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
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities
    • C01B25/238—Cationic impurities, e.g. arsenic compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/14—Ion exchange; chelation or liquid/liquid ion extraction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
MX169084A 1976-05-20 1977-05-11 Procedimiento mejorado para la purificacion de acido fosforico mediante un extractante organico inmiscible en agua MX148798A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/688,265 US4053564A (en) 1976-05-20 1976-05-20 Extraction process for purification of phosphoric acid

Publications (1)

Publication Number Publication Date
MX148798A true MX148798A (es) 1983-06-22

Family

ID=24763764

Family Applications (1)

Application Number Title Priority Date Filing Date
MX169084A MX148798A (es) 1976-05-20 1977-05-11 Procedimiento mejorado para la purificacion de acido fosforico mediante un extractante organico inmiscible en agua

Country Status (5)

Country Link
US (1) US4053564A (es)
BE (1) BE854859A (es)
BR (1) BR7700036A (es)
CA (1) CA1095218A (es)
MX (1) MX148798A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4243637A (en) * 1977-10-11 1981-01-06 Occidental Petroleum Company Uranium recovery from pre-treated phosphoric acid
US4363786A (en) * 1978-05-26 1982-12-14 Occidental Chemical Corp. Apparatus for reacting a particulate solid and a liquid
US4256716A (en) * 1979-03-01 1981-03-17 Occidental Research Corporation Process for treating loaded extractant from purification of phosphoric acid by extraction
US4275038A (en) * 1979-03-01 1981-06-23 Occidental Research Corporation Process for treating loaded extractant from purification of phosphoric acid by extraction and recovering nutrients
US4445926A (en) * 1980-12-05 1984-05-01 Occidental Chemical Co. Process for blending phosphoric acids of differing impurity content
US4376756A (en) * 1980-12-05 1983-03-15 Occidental Chemical Company Process for blending phosphoric acids of differing impurity content
US4521392A (en) * 1980-12-05 1985-06-04 Occidental Chemical Agricultural Products, Inc. Process for blending phosphoric acids of differing impurity content
IL63097A0 (en) * 1981-06-15 1981-09-13 Yissum Res Dev Co A process and extractant for removing fluorine compounds from aqueous phosphoric acid
US4428915A (en) 1982-10-25 1984-01-31 Olin Corporation Process for recovering phosphate values from precipitates formed during the neutralization of impure wet process phosphoric acid
WO2000040507A1 (fr) * 1998-12-28 2000-07-13 Toyo Boseki Kabushiki Kaisha Procede de purification de l'acide phosphorique et acide polyphosphorique de grande purete
CN102092695B (zh) * 2010-12-31 2012-08-22 李全东 一种高纯磷酸的制备方法
SE536607C2 (sv) * 2012-06-21 2014-03-25 Easymining Sweden Ab Framställning av ammoniumfosfater
CN102730661B (zh) * 2012-07-24 2014-10-15 四川晶萃化工科技有限公司 乳化萃取净化湿法磷酸制备工业级和食品级磷酸的方法
CN103303885B (zh) * 2013-06-20 2016-06-22 安徽普朗膜技术有限公司 磷酸的生产工艺及过滤***

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3367749A (en) * 1963-02-20 1968-02-06 Monsanto Co Purifying phosphoric acid using an amine extractant
US3649220A (en) * 1969-12-23 1972-03-14 Us Interior Recovery of zinc and nickel from waste phosphate liquor
US3694153A (en) * 1970-10-30 1972-09-26 Audrey E Stern Liquid-liquid extraction process for the purification of phosphoric acid
US3872209A (en) * 1972-03-17 1975-03-18 Hazen Research Ion exchange process for the recovery of metals
LU66958A1 (es) * 1973-02-02 1974-09-25
IL42774A (en) * 1973-07-18 1976-07-30 Imi Inst For Res & Dev Purification of phosphoric acid
US3966569A (en) * 1974-01-28 1976-06-29 Mx Processor Reinhardt & Co. Ab Method of recovering metal from metalliferous waste

Also Published As

Publication number Publication date
BR7700036A (pt) 1978-01-03
BE854859A (fr) 1977-11-21
US4053564A (en) 1977-10-11
CA1095218A (en) 1981-02-10

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