FR683508A - Perfectionnements à la purification de chloronaphtalènes - Google Patents

Perfectionnements à la purification de chloronaphtalènes

Info

Publication number
FR683508A
FR683508A FR683508DA FR683508A FR 683508 A FR683508 A FR 683508A FR 683508D A FR683508D A FR 683508DA FR 683508 A FR683508 A FR 683508A
Authority
FR
France
Prior art keywords
chloronaphthalenes
purification
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
Other languages
English (en)
French (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.)
HALOWAX CORP
Original Assignee
HALOWAX 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 HALOWAX CORP filed Critical HALOWAX CORP
Application granted granted Critical
Publication of FR683508A publication Critical patent/FR683508A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
    • C07C25/18—Polycyclic aromatic halogenated hydrocarbons
    • C07C25/22—Polycyclic aromatic halogenated hydrocarbons with condensed rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
    • C07C17/12—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms in the ring of aromatic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR683508D 1928-10-19 1929-10-18 Perfectionnements à la purification de chloronaphtalènes Expired FR683508A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US313621A US1953070A (en) 1928-10-19 1928-10-19 Purification of chlornaphthalenes

Publications (1)

Publication Number Publication Date
FR683508A true FR683508A (fr) 1930-06-13

Family

ID=23216438

Family Applications (1)

Application Number Title Priority Date Filing Date
FR683508D Expired FR683508A (fr) 1928-10-19 1929-10-18 Perfectionnements à la purification de chloronaphtalènes

Country Status (4)

Country Link
US (1) US1953070A (OSRAM)
BE (1) BE364606A (OSRAM)
FR (1) FR683508A (OSRAM)
GB (1) GB343878A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2584376A (en) * 1947-10-22 1952-02-05 Dow Chemical Co Purification of benzene hexachloride
US2694738A (en) * 1951-11-13 1954-11-16 Hooker Electrochemical Co Process for stabilization of nuclear halogenated aromatic hydrocarbons

Also Published As

Publication number Publication date
US1953070A (en) 1934-04-03
GB343878A (en) 1931-02-18
BE364606A (OSRAM)

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