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BE604911A - - Google Patents

Info

Publication number
BE604911A
BE604911A BE604911A BE604911A BE604911A BE 604911 A BE604911 A BE 604911A BE 604911 A BE604911 A BE 604911A BE 604911 A BE604911 A BE 604911A BE 604911 A BE604911 A BE 604911A
Authority
BE
Belgium
Prior art keywords
resin
parts
activated carbon
zone
per
Prior art date
Application number
BE604911A
Other languages
English (en)
French (fr)
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 BE604911A publication Critical patent/BE604911A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • 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
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/04—Processes using organic exchangers
    • B01J39/05—Processes using organic exchangers in the strongly acidic form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
BE604911A 1960-06-17 1961-06-13 BE604911A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US36743A US3109025A (en) 1960-06-17 1960-06-17 Decolorizing maleic acid solution

Publications (1)

Publication Number Publication Date
BE604911A true BE604911A (xx) 1961-10-02

Family

ID=21890386

Family Applications (1)

Application Number Title Priority Date Filing Date
BE604911A BE604911A (xx) 1960-06-17 1961-06-13

Country Status (6)

Country Link
US (1) US3109025A (xx)
BE (1) BE604911A (xx)
CH (1) CH405276A (xx)
ES (1) ES268288A1 (xx)
GB (1) GB909382A (xx)
NL (1) NL266014A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3219693A (en) * 1963-10-25 1965-11-23 Halcon International Inc Process for the isomerization of maleic acid in the presence of dodecyl alcohol
US3371112A (en) * 1964-12-18 1968-02-27 Allied Chem Purification of crude malic acid liquors
US3415870A (en) * 1965-03-03 1968-12-10 Dow Chemical Co Purification of ethylenically unsaturated sulfonated monomers
US3361809A (en) * 1965-03-18 1968-01-02 Halcon International Inc Process for preparing fumaric acid

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1914556A (en) * 1930-03-26 1933-06-20 Monsanto Chemical Works Purification of maleic acid
US2697724A (en) * 1950-03-15 1954-12-21 Sharples Corp Ion exchange
US2746991A (en) * 1952-09-19 1956-05-22 Miller Isadore Preparation of maleic acid
US2843629A (en) * 1953-06-23 1958-07-15 Montclair Res Corp Recovery of fumaric acid
US2790827A (en) * 1954-07-21 1957-04-30 Monsanto Chemicals Isomerization of maleic acid to fumaric acid in the presence of gaseous chlorine and nitric acid

Also Published As

Publication number Publication date
NL266014A (xx)
GB909382A (en) 1962-10-31
CH405276A (fr) 1966-01-15
ES268288A1 (es) 1961-10-16
US3109025A (en) 1963-10-29

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