GB1371232A - Purification of naphthalene - Google Patents

Purification of naphthalene

Info

Publication number: GB1371232A
Authority: GB; United Kingdom
Prior art keywords: naphthalene; purification
Prior art date: 1972-03-09
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

GB1052671A

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.)

MIDLAND YORKSHIRE HOLDINGS Ltd

Original Assignee

MIDLAND YORKSHIRE HOLDINGS Ltd

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.)

1972-03-09

Filing date

1972-03-09

Publication date

1974-10-23

1972-03-09 Application filed by MIDLAND YORKSHIRE HOLDINGS Ltd filed Critical MIDLAND YORKSHIRE HOLDINGS Ltd

1972-03-09 Priority to GB1052671A priority Critical patent/GB1371232A/en

1974-10-23 Publication of GB1371232A publication Critical patent/GB1371232A/en

Status Expired legal-status Critical Current

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
- C07C7/17—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with acids or sulfur oxides
- 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)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Analytical Chemistry (AREA)
Oil, Petroleum & Natural Gas (AREA)
Water Supply & Treatment (AREA)

GB1052671A 1972-03-09 1972-03-09 Purification of naphthalene Expired GB1371232A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB1052671A GB1371232A (en)	1972-03-09	1972-03-09	Purification of naphthalene

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1052671A GB1371232A (en)	1972-03-09	1972-03-09	Purification of naphthalene

Publications (1)

Publication Number	Publication Date
GB1371232A true GB1371232A (en)	1974-10-23

Family

ID=9969456

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB1052671A Expired GB1371232A (en)	1972-03-09	1972-03-09	Purification of naphthalene

Country Status (1)

Country	Link
GB (1)	GB1371232A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0015831A1 (en) *	1979-03-02	1980-09-17	Société Chimique des Charbonnages	Process for the preparation of at least partially sulfonated naphthalene, and use of this product in the purification of naphthalene

1972
- 1972-03-09 GB GB1052671A patent/GB1371232A/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0015831A1 (en) *	1979-03-02	1980-09-17	Société Chimique des Charbonnages	Process for the preparation of at least partially sulfonated naphthalene, and use of this product in the purification of naphthalene
FR2450252A1 (en) *	1979-03-02	1980-09-26	Huiles Goudrons & Derives	PROCESS FOR THE PREPARATION OF NAPHTHALENE SULPHONE AT LEAST IN PART AND APPLICATION OF THE PRODUCT OBTAINED IN THE PURIFICATION OF NAPHTHALENE

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Legal Events

Date	Code	Title	Description
1975-03-05	PS	Patent sealed
1984-11-14	PCNP	Patent ceased through non-payment of renewal fee