NL7209637A - - Google Patents

Info

Publication number
NL7209637A
NL7209637A NL7209637A NL7209637A NL7209637A NL 7209637 A NL7209637 A NL 7209637A NL 7209637 A NL7209637 A NL 7209637A NL 7209637 A NL7209637 A NL 7209637A NL 7209637 A NL7209637 A NL 7209637A
Authority
NL
Netherlands
Application number
NL7209637A
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 filed Critical
Publication of NL7209637A publication Critical patent/NL7209637A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • 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
    • 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
    • Y10S423/01—Waste acid containing iron
    • 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
    • Y10S423/01—Waste acid containing iron
    • Y10S423/02—Sulfuric acid
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
NL7209637A 1971-11-22 1972-07-12 NL7209637A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2157738A DE2157738A1 (de) 1971-11-22 1971-11-22 Verfahren zum behandeln von kationenaustauscherregeneraten und anderen salzhaltigen saeuren

Publications (1)

Publication Number Publication Date
NL7209637A true NL7209637A (cs) 1973-05-24

Family

ID=5825722

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7209637A NL7209637A (cs) 1971-11-22 1972-07-12

Country Status (7)

Country Link
US (1) US3862298A (cs)
BE (1) BE788818A (cs)
DE (1) DE2157738A1 (cs)
FR (1) FR2160795B3 (cs)
GB (1) GB1371589A (cs)
IT (1) IT968649B (cs)
NL (1) NL7209637A (cs)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4018869A (en) * 1973-06-06 1977-04-19 Chemische Fabrik Budenheim Rudolf A. Oetker Process for the extractive purification of phosphoric acid containing cationic impurities
US4049779A (en) * 1975-12-24 1977-09-20 Allied Chemical Corporation Crystalline salt monomers for stable phosphate glasses
DE3065736D1 (en) * 1979-01-25 1984-01-05 Stamicarbon Process for recovering a uranium-containing concentrate and purified phosphoric acid from wet-process phosphoric acid, and products thus obtained
NL8004221A (nl) * 1980-07-23 1982-02-16 Stamicarbon Werkwijze voor het winnen van een uraniumbevattend concentraat en gezuiverd fosforzuur, alsmede uraniumbevattend concentraat en gezuiverd fosforzuur verkregen volgens deze werkwijze.
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
US4608245A (en) * 1985-10-17 1986-08-26 Gaddy James L Method of separation of sugars and concentrated sulfuric acid
HU198159B (en) * 1987-03-23 1989-08-28 Foevarosi Tavfuetoe Muevek Process for regenerating ion-exchange resin and utilizing the regenerate in the agriculture
US4877594A (en) * 1988-12-13 1989-10-31 J. R. Simplot Co. Purification of phosphoric acid
DE102007049757A1 (de) * 2007-10-16 2009-04-23 Chemische Fabrik Budenheim Kg Eisen(III)orthophosphat für Li-Ionen-Akkumulatoren

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3463609A (en) * 1967-05-04 1969-08-26 Raymond W Garris Phosphoric acid production
US3684438A (en) * 1970-11-05 1972-08-15 Fmc Corp Purification of phosphoric acid

Also Published As

Publication number Publication date
FR2160795A1 (cs) 1973-07-06
US3862298A (en) 1975-01-21
DE2157738A1 (de) 1973-06-07
IT968649B (it) 1974-03-20
BE788818A (fr) 1973-01-02
FR2160795B3 (cs) 1975-08-29
GB1371589A (en) 1974-10-23
DE2157738B2 (cs) 1973-12-06

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed