BE844883A - Procede d'obtention a partir de goudron de houille de naphtalene pur exempt de soufre et, en tant que sous-produit, de thionaphtene - Google Patents

Procede d'obtention a partir de goudron de houille de naphtalene pur exempt de soufre et, en tant que sous-produit, de thionaphtene

Info

Publication number
BE844883A
BE844883A BE169560A BE169560A BE844883A BE 844883 A BE844883 A BE 844883A BE 169560 A BE169560 A BE 169560A BE 169560 A BE169560 A BE 169560A BE 844883 A BE844883 A BE 844883A
Authority
BE
Belgium
Prior art keywords
thionaphtene
product
coal tar
free pure
obtaining sulfur
Prior art date
Application number
BE169560A
Other languages
English (en)
French (fr)
Inventor
G Grigoleit
H Kohler
G Collin
K Matern
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
Priority claimed from DE19752535192 external-priority patent/DE2535192C3/de
Application filed filed Critical
Publication of BE844883A publication Critical patent/BE844883A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/14875—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/14808—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with non-metals as element
    • C07C7/14816—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with non-metals as element oxygen; ozone
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/17—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with acids or sulfur oxides
    • C07C7/171—Sulfuric acid or oleum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE169560A 1975-08-07 1976-08-04 Procede d'obtention a partir de goudron de houille de naphtalene pur exempt de soufre et, en tant que sous-produit, de thionaphtene BE844883A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752535192 DE2535192C3 (de) 1975-08-07 Verfahren zur Gewinnung von schwefelfreiem Reinnaphthalin und von Thionaphthen aus Steinkohlenteer

Publications (1)

Publication Number Publication Date
BE844883A true BE844883A (fr) 1976-12-01

Family

ID=5953399

Family Applications (1)

Application Number Title Priority Date Filing Date
BE169560A BE844883A (fr) 1975-08-07 1976-08-04 Procede d'obtention a partir de goudron de houille de naphtalene pur exempt de soufre et, en tant que sous-produit, de thionaphtene

Country Status (11)

Country Link
US (1) US4098838A (nl)
BE (1) BE844883A (nl)
CS (1) CS185595B2 (nl)
ES (1) ES447281A1 (nl)
FR (1) FR2320277A1 (nl)
GB (1) GB1519913A (nl)
IL (1) IL49990A (nl)
IT (1) IT1061237B (nl)
NL (1) NL186509B (nl)
PL (1) PL98953B1 (nl)
SU (1) SU619095A3 (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2744066A1 (de) * 1977-09-30 1979-04-12 Ruetgerswerke Ag Verfahren zur herstellung von thionaphthen aus thionaphthensulfonsaeure
US6664433B1 (en) * 1999-04-28 2003-12-16 Nippon Steel Chemical Co., Ltd. Process for the purification of aromatic hydrocarbons and process for the preparation of high-purity aromatic hydrocarbons
EP2210907B1 (en) * 2007-11-16 2017-03-08 Mitsubishi Gas Chemical Company, Inc. Polyfunctional dimethylnaphthalene formaldehyde resin, and process for production thereof
US9162952B2 (en) 2013-11-19 2015-10-20 Uop Llc Process for purifying products from coal tar
US9534176B2 (en) 2014-12-12 2017-01-03 Quantex Research Corporation Process for depolymerizing coal to co-produce pitch and naphthalene
CN108558591B (zh) * 2018-05-31 2021-05-11 山西豪仑科化工有限公司 一种萘残油分离回收方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1819680A (en) * 1921-03-29 1931-08-18 Barrett Co Purification of solid aromatic hydrocarbons
US1438710A (en) * 1921-09-19 1922-12-12 Barrett Co Purification of naphthalene
US1996262A (en) * 1931-12-17 1935-04-02 Sherwin Williams Co Purification of naphthalene
GB692098A (en) * 1950-03-31 1953-05-27 North Thames Gas Board Improvements in or relating to the purification of naphthalene
US2920121A (en) * 1957-12-13 1960-01-05 William E Sisco Process for recovery of naphthalene from sulfonic acid solutions
DE1261843B (de) * 1957-12-17 1968-02-29 Still Fa Carl Verfahren zur Gewinnung von Naphthalin mit dem Erstarrungspunkt von 78 bis 79 und darueber aus Steinkohlenteer
US2955144A (en) * 1958-06-18 1960-10-04 American Cyanamid Co Process for refining naphthalene
US3511889A (en) * 1967-10-10 1970-05-12 Nikolai Nikolaevich Vorozhtsov Method of purifying naphthalene

Also Published As

Publication number Publication date
GB1519913A (en) 1978-08-02
PL98953B1 (nl) 1978-06-30
CS185595B2 (en) 1978-10-31
FR2320277B1 (nl) 1980-12-19
IL49990A (en) 1978-12-17
DE2535192A1 (de) 1977-03-10
DE2535192B2 (de) 1977-06-30
US4098838A (en) 1978-07-04
IL49990A0 (en) 1976-09-30
IT1061237B (it) 1983-02-28
NL7606550A (nl) 1977-02-09
NL186509B (nl) 1990-07-16
ES447281A1 (es) 1977-07-01
SU619095A3 (ru) 1978-08-05
FR2320277A1 (fr) 1977-03-04

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: RUTGERSWERKE A.G.

Effective date: 19900831