FR2252293B1 - - Google Patents

Info

Publication number
FR2252293B1
FR2252293B1 FR7438152A FR7438152A FR2252293B1 FR 2252293 B1 FR2252293 B1 FR 2252293B1 FR 7438152 A FR7438152 A FR 7438152A FR 7438152 A FR7438152 A FR 7438152A FR 2252293 B1 FR2252293 B1 FR 2252293B1
Authority
FR
France
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
FR7438152A
Other versions
FR2252293A1 (fr
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.)
US Borax Inc
Original Assignee
United States Borax and Chemical 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 United States Borax and Chemical Corp filed Critical United States Borax and Chemical Corp
Publication of FR2252293A1 publication Critical patent/FR2252293A1/fr
Application granted granted Critical
Publication of FR2252293B1 publication Critical patent/FR2252293B1/fr
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
    • C01B35/00—Boron; Compounds thereof
    • C01B35/06—Boron halogen compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B35/00—Boron; Compounds thereof
    • C01B35/08—Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
    • C01B35/10—Compounds containing boron and oxygen
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR7438152A 1973-11-22 1974-11-20 Expired FR2252293B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB54144/73A GB1484860A (en) 1973-11-22 1973-11-22 Manufacture of boric acid

Publications (2)

Publication Number Publication Date
FR2252293A1 FR2252293A1 (fr) 1975-06-20
FR2252293B1 true FR2252293B1 (fr) 1978-04-14

Family

ID=10470070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7438152A Expired FR2252293B1 (fr) 1973-11-22 1974-11-20

Country Status (7)

Country Link
US (1) US3953580A (fr)
JP (1) JPS50113497A (fr)
CA (1) CA1044611A (fr)
DE (1) DE2454409A1 (fr)
FR (1) FR2252293B1 (fr)
GB (1) GB1484860A (fr)
IT (1) IT1025896B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475771A (en) * 1983-03-28 1984-10-09 Duval Corporation Cyclic solution mining of borate ores
MX170231B (es) * 1986-01-29 1993-08-12 Materias Primas Magdalena S A Procedimiento para beneficiar minerales de colemanita y-o howlita
MX171165B (es) * 1986-01-29 1993-10-06 Materias Primas Magdalena S A Procedimiento mejorado para la obtencion de acido borico a partir de minerales de colemanita y-o howlita
IT1199809B (it) * 1986-12-18 1989-01-05 Enichem Anic Spa Procedimento per la separazione ed il recupero di composti del boro da una salamoia geotermica
US5250185A (en) * 1992-05-01 1993-10-05 Texaco Inc. Reducing aqueous boron concentrations with reverse osmosis membranes operating at a high pH
US5869014A (en) * 1995-03-01 1999-02-09 Carranza; Manuel Camarena Process for the production of purified, synthetic calcium borate
US6537456B2 (en) 1996-08-12 2003-03-25 Debasish Mukhopadhyay Method and apparatus for high efficiency reverse osmosis operation
US8758720B2 (en) * 1996-08-12 2014-06-24 Debasish Mukhopadhyay High purity water produced by reverse osmosis
US20020153319A1 (en) 1997-08-12 2002-10-24 Debasish Mukhopadhyay Method and apparatus for high efficiency reverse osmosis operation
US5925255A (en) * 1997-03-01 1999-07-20 Mukhopadhyay; Debasish Method and apparatus for high efficiency reverse osmosis operation
US6398965B1 (en) 1998-03-31 2002-06-04 United States Filter Corporation Water treatment system and process
US6306197B1 (en) 2000-04-19 2001-10-23 Seh America, Inc. Isopropyl alcohol scrubbing system
US6325983B1 (en) 2000-04-19 2001-12-04 Seh America, Inc. Nox scrubbing system and method
US20030230531A1 (en) * 2002-06-13 2003-12-18 Hydranautics And Nitto Denko Corporation Method for reducing boron concentration in high salinity liquid
US7442309B2 (en) * 2002-06-13 2008-10-28 Hydranautics Methods for reducing boron concentration in high salinity liquid
US7520993B1 (en) * 2007-12-06 2009-04-21 Water & Power Technologies, Inc. Water treatment process for oilfield produced water
US8357300B2 (en) 2010-08-16 2013-01-22 Hydranautics Methods and materials for selective boron adsorption from aqueous solution
CN101948118B (zh) * 2010-09-30 2012-02-01 陆燮英 核级硼酸的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1888391A (en) * 1928-04-16 1932-11-22 Pacific Coast Borax Company Process of preparing boric acid
US2276210A (en) * 1940-01-12 1942-03-10 Shell Dev Acid purification and recovery process
US3132095A (en) * 1960-11-16 1964-05-05 Wolfen Filmfab Veb Process for the separation of an acid from a non-acidic component
US3577331A (en) * 1967-06-08 1971-05-04 Interior And Southern Research Apparatus and process for effecting changes in solution concentrations
US3696031A (en) * 1969-07-08 1972-10-03 Consiglio Nazionale Ricerche Osmosis process

Also Published As

Publication number Publication date
CA1044611A (fr) 1978-12-19
GB1484860A (en) 1977-09-08
DE2454409A1 (de) 1975-05-28
JPS50113497A (fr) 1975-09-05
IT1025896B (it) 1978-08-30
US3953580A (en) 1976-04-27
FR2252293A1 (fr) 1975-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse