KR830000236A - An apparatus for compacting carbonated pastes in the linings of metallurgical furnaces - Google Patents

An apparatus for compacting carbonated pastes in the linings of metallurgical furnaces Download PDF

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Publication number
KR830000236A
KR830000236A KR7902469A KR790002439A KR830000236A KR 830000236 A KR830000236 A KR 830000236A KR 7902469 A KR7902469 A KR 7902469A KR 790002439 A KR790002439 A KR 790002439A KR 830000236 A KR830000236 A KR 830000236A
Authority
KR
South Korea
Prior art keywords
carbonated
linings
compacting
pastes
alkyl
Prior art date
Application number
KR7902469A
Other languages
Korean (ko)
Inventor
다까시 가미야
마사시 하시모또
쯔도무 데라지
오사무 나가구찌
데라오 오꾸
Original Assignee
나까다 도요가즈
후지사와 야구힝 고교 가부시기가이샤
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 나까다 도요가즈, 후지사와 야구힝 고교 가부시기가이샤 filed Critical 나까다 도요가즈
Priority to KR7902469A priority Critical patent/KR830000236A/en
Publication of KR830000236A publication Critical patent/KR830000236A/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D501/14—Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D501/14—Compounds having a nitrogen atom directly attached in position 7
    • C07D501/60—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 3 and 4

Abstract

내용 없음No content

Description

2-알킬-7-아실아미노-2(또는 3)-세펨-4-카르본산류의 제조법Preparation of 2-alkyl-7-acylamino-2 (or 3) -cefe-4-carboxylic acids

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (6)

일반식General formula (식중 R1은 알킬기, X는 -S- 또는를 각각 의미한다)로 나타내는 2-알킬-7-아미노-2(또는 3)-세펨-4-카르본산류 또는 그 카복시기에서 유도체 또는 그러한 것의 아미노기에서의 반응성 유도체 또는 그러한 것의 염류에 아실화제를 작용시켜 일반식Wherein R 1 is an alkyl group, X is -S- or To a 2-alkyl-7-amino-2 (or 3) -cefe-4-carboxylic acid or a carboxyl group thereof or a derivative thereof or a reactive derivative thereof in an amino group thereof, or a salt thereof General formula (식중, R1은 전과 같은 의미, R2는 아실아미노 기를 의미한다)로 나타내는 2-알킬-7-아실아미노-2-(또는 3)-세펨-4-카르본산류 또는 그 카복시기에서의 유도체 또는 그러한 염류를 얻는 것을 특징으로 하는 2-알킬-7-아실아미노-2(또는 3)-세펨-4-카르본산류의 제조법.In which 2-alkyl-7-acylamino-2- (or 3) -cefe-4-carboxylic acids represented by (wherein R 1 means the same meaning as before, R 2 means acylamino group) or carboxyl groups thereof A method for producing 2-alkyl-7-acylamino-2 (or 3) -cefe-4-carboxylic acids characterized by obtaining a derivative or such salts. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR7902469A 1979-07-20 1979-07-20 An apparatus for compacting carbonated pastes in the linings of metallurgical furnaces KR830000236A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR7902469A KR830000236A (en) 1979-07-20 1979-07-20 An apparatus for compacting carbonated pastes in the linings of metallurgical furnaces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR7902469A KR830000236A (en) 1979-07-20 1979-07-20 An apparatus for compacting carbonated pastes in the linings of metallurgical furnaces

Publications (1)

Publication Number Publication Date
KR830000236A true KR830000236A (en) 1983-02-24

Family

ID=19212360

Family Applications (1)

Application Number Title Priority Date Filing Date
KR7902469A KR830000236A (en) 1979-07-20 1979-07-20 An apparatus for compacting carbonated pastes in the linings of metallurgical furnaces

Country Status (1)

Country Link
KR (1) KR830000236A (en)

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