CA973563A - Separation of dioxin from dioxin-contaminated 2,4,5-t - Google Patents

Separation of dioxin from dioxin-contaminated 2,4,5-t

Info

Publication number
CA973563A
CA973563A CA154,433A CA154433A CA973563A CA 973563 A CA973563 A CA 973563A CA 154433 A CA154433 A CA 154433A CA 973563 A CA973563 A CA 973563A
Authority
CA
Canada
Prior art keywords
dioxin
contaminated
separation
Prior art date
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
CA154,433A
Other versions
CA154433S (en
Inventor
John J. Ford
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.)
Hercules LLC
Original Assignee
Hercules LLC
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 Hercules LLC filed Critical Hercules LLC
Application granted granted Critical
Publication of CA973563A publication Critical patent/CA973563A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
    • C07D319/14—1,4-Dioxanes; Hydrogenated 1,4-dioxanes condensed with carbocyclic rings or ring systems
    • C07D319/24—[b,e]-condensed with two six-membered rings
    • 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
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)
CA154,433A 1971-10-26 1972-10-23 Separation of dioxin from dioxin-contaminated 2,4,5-t Expired CA973563A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19229871A 1971-10-26 1971-10-26

Publications (1)

Publication Number Publication Date
CA973563A true CA973563A (en) 1975-08-26

Family

ID=22709100

Family Applications (1)

Application Number Title Priority Date Filing Date
CA154,433A Expired CA973563A (en) 1971-10-26 1972-10-23 Separation of dioxin from dioxin-contaminated 2,4,5-t

Country Status (6)

Country Link
BE (1) BE790557A (en)
CA (1) CA973563A (en)
DE (1) DE2252562A1 (en)
FR (1) FR2161932A1 (en)
GB (1) GB1357053A (en)
NL (1) NL7214523A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4326882A (en) * 1978-08-28 1982-04-27 Ppg Industries, Inc. Trichlorophenoxy alkanoic acid free of chlorinated dibenzo-p-dioxins
US4267055A (en) * 1979-09-04 1981-05-12 Rohm And Haas Company Separation of more planar molecules from less planar molecules
CN112607939B (en) * 2020-12-01 2022-09-09 维讯化工（南京）有限公司 Method for recovering cyhalofop-butyl solvent by using continuous extraction method

Also Published As

Publication number Publication date
BE790557A (en) 1973-04-25
GB1357053A (en) 1974-06-19
NL7214523A (en) 1973-05-01
DE2252562A1 (en) 1973-05-03
FR2161932A1 (en) 1973-07-13

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