FR1588031A - - Google Patents

Info

Publication number
FR1588031A
FR1588031A FR1588031DA FR1588031A FR 1588031 A FR1588031 A FR 1588031A FR 1588031D A FR1588031D A FR 1588031DA FR 1588031 A FR1588031 A FR 1588031A
Authority
FR
France
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
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 FR1588031A publication Critical patent/FR1588031A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/60—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
FR1588031D 1967-10-23 1968-10-23 Expired FR1588031A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6786367 1967-10-23

Publications (1)

Publication Number Publication Date
FR1588031A true FR1588031A (fr) 1970-04-03

Family

ID=13357180

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1588031D Expired FR1588031A (fr) 1967-10-23 1968-10-23

Country Status (7)

Country Link
US (1) US3607908A (fr)
BE (1) BE722671A (fr)
CH (1) CH506473A (fr)
DE (1) DE1804749A1 (fr)
FR (1) FR1588031A (fr)
GB (1) GB1190540A (fr)
NL (1) NL6815071A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220059681A (ko) * 2020-11-03 2022-05-10 에스케이케미칼 주식회사 비스-2-하이드록시에틸 테레프탈레이트의 고순도화 정제 방법 및 이를 포함하는 폴리에스테르 수지
CN114591168B (zh) * 2022-03-31 2023-06-09 南京大学 一种杂原子掺杂氧化锌催化废弃pet乙二醇醇解方法

Also Published As

Publication number Publication date
BE722671A (fr) 1969-04-01
GB1190540A (en) 1970-05-06
NL6815071A (fr) 1969-04-25
DE1804749A1 (de) 1969-06-26
CH506473A (de) 1971-04-30
US3607908A (en) 1971-09-21

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Legal Events

Date Code Title Description
ST Notification of lapse