FR651950A - Process for separating, from raw tar or its fractionation products, the acid constituents - Google Patents

Process for separating, from raw tar or its fractionation products, the acid constituents

Info

Publication number
FR651950A
FR651950A FR651950DA FR651950A FR 651950 A FR651950 A FR 651950A FR 651950D A FR651950D A FR 651950DA FR 651950 A FR651950 A FR 651950A
Authority
FR
France
Prior art keywords
separating
acid constituents
raw tar
fractionation products
fractionation
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
French (fr)
Inventor
Curt Bunge
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
Application granted granted Critical
Publication of FR651950A publication Critical patent/FR651950A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/005—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up
    • C07C37/007—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up from the tar industry

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR651950D 1928-03-29 1928-03-29 Process for separating, from raw tar or its fractionation products, the acid constituents Expired FR651950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR651950T 1928-03-29

Publications (1)

Publication Number Publication Date
FR651950A true FR651950A (en) 1929-03-01

Family

ID=9004959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR651950D Expired FR651950A (en) 1928-03-29 1928-03-29 Process for separating, from raw tar or its fractionation products, the acid constituents

Country Status (1)

Country Link
FR (1) FR651950A (en)

Similar Documents

Publication Publication Date Title
FR613755A (en) Process for the separation of gas mixtures
FR669191A (en) Continuous process for the separation of organic liquids
FR651950A (en) Process for separating, from raw tar or its fractionation products, the acid constituents
FR633542A (en) Process for the separation of neutral products from crude tar and its fractionation products
FR665653A (en) Process for the separation of mixtures into their constituents
FR650722A (en) Process for obtaining soluble products from charcoal, etc.
FR646858A (en) Tar distillation process
FR691642A (en) Process for the separation of soluble substances
FR31527E (en) Process for the production of coke briquettes
FR644947A (en) Process for the preparation of condensation products of the naphthostyryl series
FR694323A (en) Process for the separation of olefins
FR679758A (en) Process for the distillation of vegetable matter allowing the separation of certain fermentable or immediately consumable constituents
FR670800A (en) Advanced process for the production of yeast
FR669942A (en) Process for the preparation of products from synthetic rubber
FR623341A (en) Process for the pre-treatment of raw sugars, side products, etc. intended for refining
FR640410A (en) Process for the production of new condensation products of the benzanthronic series
FR600362A (en) Process for the distillation of carbonaceous materials
FR608154A (en) Process for the separation of constituents of emulsions
FR668139A (en) Process for the production of tanning condensation products
FR650972A (en) Process for the separation of mixtures
FR603375A (en) Process for improving the essence of crude turpentine, or some of its fractions, from the manufacture of synthetic camphor
FR633643A (en) Process for the treatment of raw tar
FR664419A (en) Process for the production of rubber
FR596339A (en) Process for refining recent natural resins and resulting new products
FR658639A (en) Process for refining petroleum products and products manufactured by this process