FR2447380A2 - Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments - Google Patents

Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments

Info

Publication number
FR2447380A2
FR2447380A2 FR7901611A FR7901611A FR2447380A2 FR 2447380 A2 FR2447380 A2 FR 2447380A2 FR 7901611 A FR7901611 A FR 7901611A FR 7901611 A FR7901611 A FR 7901611A FR 2447380 A2 FR2447380 A2 FR 2447380A2
Authority
FR
France
Prior art keywords
aminothiazolyl
medicaments
novel
application
preparation process
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.)
Granted
Application number
FR7901611A
Other languages
English (en)
Other versions
FR2447380B2 (fr
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.)
Sanofi Aventis France
Original Assignee
Roussel Uclaf SA
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 to FR7809617A priority Critical patent/FR2432521A1/fr
Priority to FR7824563A priority patent/FR2438050A2/fr
Priority to FR7901611A priority patent/FR2447380A2/fr
Application filed by Roussel Uclaf SA filed Critical Roussel Uclaf SA
Priority to AU45666/79A priority patent/AU526990B2/en
Priority to JP3717479A priority patent/JPS54132593A/ja
Priority to BE0/194319A priority patent/BE875217A/fr
Priority to LU81104A priority patent/LU81104A1/fr
Priority to DE19792912829 priority patent/DE2912829A1/de
Priority to AT0240379A priority patent/AT367423B/de
Priority to GB08134540A priority patent/GB2101117B/en
Priority to GB7911275A priority patent/GB2017702B/en
Priority to NL7902555A priority patent/NL7902555A/xx
Priority to FR8001300A priority patent/FR2474034A2/fr
Publication of FR2447380A2 publication Critical patent/FR2447380A2/fr
Priority to AT4381A priority patent/AT371472B/de
Application granted granted Critical
Publication of FR2447380B2 publication Critical patent/FR2447380B2/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
    • A61K31/542—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame ortho- or peri-condensed with heterocyclic ring systems
    • A61K31/545—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, cefaclor, or cephalexine
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/587—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with aliphatic hydrocarbon radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms, said aliphatic radicals being substituted in the alpha-position to the ring by a hetero atom, e.g. with m >= 0, Z being a singly or a doubly bound hetero atom
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oncology (AREA)
  • Communicable Diseases (AREA)
  • Epidemiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

L'ADDITION A POUR OBJET D'ILLUSTRER, PAR DE NOUVEAUX EXEMPLES, LA FORMULE GENERALE DE LA REVENDICATION 1 DU BREVET PRINCIPAL. ELLE A NOTAMMENT POUR OBJET L'ISOMERE SYN DE L'ACIDE 3-ACETOXYMETHYL 7-2-(2-AMINOTHIAZOL-4-YL) 2-(ETHOXYCARBONYLOXY)IMINOACETYLAMINOCEPH-3-EME 4-CARBOXYLIQUE ISOMERE SYN PRODUIT ENTRANT DANS LA REVENDICATION 1 DU BREVET PRINCIPAL.
FR7901611A 1978-03-31 1979-01-23 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments Granted FR2447380A2 (fr)

Priority Applications (14)

Application Number Priority Date Filing Date Title
FR7809617A FR2432521A1 (fr) 1978-03-31 1978-03-31 Nouvelles oximes o-substituees derivees de l'acide 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR7824563A FR2438050A2 (fr) 1978-03-31 1978-08-24 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR7901611A FR2447380A2 (fr) 1978-03-31 1979-01-23 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
LU81104A LU81104A1 (fr) 1978-03-31 1979-03-30 Nouvelles oximes o-substituees derivees de l'acide 7-amino thiazolyl acetamido cephalosporanique,leur procede de preparation,leur application comme medicaments et les compositions pharmaceutiques les renfermant
JP3717479A JPS54132593A (en) 1978-03-31 1979-03-30 Novel oosubstituted oxime derivatives of 77aminothiazolylacetoamidecephalosporanic acid*their manufacture*their use as drug and composition containing them
BE0/194319A BE875217A (fr) 1978-03-31 1979-03-30 Nouvelles oximes 0-substituees de l'acide 7-amino thiazolyl acetamido cephalosporanque, leur procede de preparation, leur application comme medicaments et les compositions pharmaceutiques les renfermant
AU45666/79A AU526990B2 (en) 1978-03-31 1979-03-30 O-substituted oxime derivatives
DE19792912829 DE2912829A1 (de) 1978-03-31 1979-03-30 O-substituierte oximderivate der 7-aminotiaoyl-acetamido-cephalosporansaeure, ihre herstellung und pharmazeutische zusammensetzungen
AT0240379A AT367423B (de) 1978-03-31 1979-03-30 Verfahren zur herstellung von neuen oximderivaten der 7-aminothiazolylacetamidocephalosporans[ure
GB08134540A GB2101117B (en) 1978-03-31 1979-03-30 New o-substituted oxime derivatives of 2-amino-thiazol-4-yl-2-hydroxyimino acetic acid
GB7911275A GB2017702B (en) 1978-03-31 1979-03-30 O-substituted oxime derivatives of 7-((2-(2-aminothiazol 4-yl)-2-hydroxyiminoacetyl)-amino)-ceph-3-em-4-carboxylic acid
NL7902555A NL7902555A (nl) 1978-03-31 1979-04-02 Nieuwe 0-gesubstitueerde oximverbindingen van 7-amino- -thiazolylaceetamidocefalosporaanzuur, werkwijze voor hun bereiding, hun toepassing als geneesmiddelen en aldus verkregen farmaceutische samenstellingen.
FR8001300A FR2474034A2 (fr) 1978-03-31 1980-01-22 Nouvelles oximes 0-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
AT4381A AT371472B (de) 1978-03-31 1981-01-08 Verfahren zur herstellung von neuen oximderivaten der 7-aminothiazolylacetamidocephalosporansaeure

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR7809617A FR2432521A1 (fr) 1978-03-31 1978-03-31 Nouvelles oximes o-substituees derivees de l'acide 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR7824563A FR2438050A2 (fr) 1978-03-31 1978-08-24 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR7901611A FR2447380A2 (fr) 1978-03-31 1979-01-23 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR8001300A FR2474034A2 (fr) 1978-03-31 1980-01-22 Nouvelles oximes 0-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments

Publications (2)

Publication Number Publication Date
FR2447380A2 true FR2447380A2 (fr) 1980-08-22
FR2447380B2 FR2447380B2 (fr) 1981-10-09

Family

ID=27446376

Family Applications (4)

Application Number Title Priority Date Filing Date
FR7809617A Granted FR2432521A1 (fr) 1978-03-31 1978-03-31 Nouvelles oximes o-substituees derivees de l'acide 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR7824563A Granted FR2438050A2 (fr) 1978-03-31 1978-08-24 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR7901611A Granted FR2447380A2 (fr) 1978-03-31 1979-01-23 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR8001300A Granted FR2474034A2 (fr) 1978-03-31 1980-01-22 Nouvelles oximes 0-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR7809617A Granted FR2432521A1 (fr) 1978-03-31 1978-03-31 Nouvelles oximes o-substituees derivees de l'acide 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
FR7824563A Granted FR2438050A2 (fr) 1978-03-31 1978-08-24 Nouvelles oximes o-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR8001300A Granted FR2474034A2 (fr) 1978-03-31 1980-01-22 Nouvelles oximes 0-substituees derivees de l'acide 7-aminothiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments

Country Status (9)

Country Link
JP (1) JPS54132593A (fr)
AT (1) AT367423B (fr)
AU (1) AU526990B2 (fr)
BE (1) BE875217A (fr)
DE (1) DE2912829A1 (fr)
FR (4) FR2432521A1 (fr)
GB (2) GB2017702B (fr)
LU (1) LU81104A1 (fr)
NL (1) NL7902555A (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE878514A (fr) * 1978-09-04 1980-02-29 Fujisawa Pharmaceutical Co Procede de preparation de composes d'acide 3-cephem-4-carboxylique a disubstitution en positions 3 et 7, nouveaux produits ainsi obtenus et leur utilisation pour leur activite antibacterienne
US4409217A (en) 1977-03-14 1983-10-11 Fujisawa Pharmaceutical Co., Ltd. Cephem compounds
EP0009548B1 (fr) * 1978-07-17 1985-01-16 Fujisawa Pharmaceutical Co., Ltd. Dérivés de céphalosporine, procédé pour leur préparation, compositions pharmaceutiques les contenant
US4284631A (en) * 1978-07-31 1981-08-18 Fujisawa Pharmaceutical Co., Ltd. 7-Substituted cephem compounds and pharmaceutical antibacterial compositions containing them
BE878637A (fr) * 1978-09-11 1980-03-06 Fujisawa Pharmaceutical Co Procede de preparation de composes d'acide 3-cephem-4-carboxylique 3,7-disubstitue et de leurs sels pharmaceutiquement acceptables, nouveaux produits ainsi obtenus et leur utilisation pour leurs activites antimicrobiennes
DE2945248A1 (de) * 1978-11-13 1980-05-22 Fujisawa Pharmaceutical Co Cephem-verbindungen, verfahren zu ihrer herstellung und sie enthaltende antibakterielle pharmazeutische mittel
JPS5585594A (en) * 1978-11-13 1980-06-27 Fujisawa Pharmaceut Co Ltd Cephem compound and their preparation
ZA806977B (en) * 1979-11-19 1981-10-28 Fujisawa Pharmaceutical Co 7-acylamino-3-vinylcephalosporanic acid derivatives and processes for the preparation thereof
IL61458A0 (en) * 1979-12-07 1980-12-31 Erba Farmitalia N-substituted thiazolyl derivatives of oximino-substituted cephalosporins, their preparation and pharmalceutical compositions containing them
US4252802A (en) * 1980-03-13 1981-02-24 E. R. Squibb & Sons, Inc. Hydroxamic acid derivatives of 7-[(2-amino-4-thiazolyl)-oximino] cephalosporins
JPS5849382A (ja) * 1981-09-18 1983-03-23 Kyowa Hakko Kogyo Co Ltd β−ラクタム化合物
PH19163A (en) * 1982-04-06 1986-01-16 Daiichi Seiyaku Co Cephalosporin derivatives
JPS59184186A (ja) * 1983-04-01 1984-10-19 Meiji Seika Kaisha Ltd 新規セフエム化合物
GB8413152D0 (en) 1983-06-03 1984-06-27 Ici Pharma Cephalosporin derivatives
US4690921A (en) * 1983-10-11 1987-09-01 Yamanouchi Pharmaceutical Co., Ltd. Cephalosporin compounds and salts thereof
EP0148007A3 (fr) * 1983-12-26 1986-04-02 Yamanouchi Pharmaceutical Co. Ltd. Dérivés de céphalosporine, leurs médicaments et leur production
EP0150507B1 (fr) * 1983-12-29 1992-08-05 Mochida Pharmaceutical Co., Ltd. Dérivés de céphalosporine, procédés pour leur péparation et compositions pharmaceutiques
JPS60142987A (ja) * 1983-12-29 1985-07-29 Mochida Pharmaceut Co Ltd セフアロスポリン誘導体
US4868173A (en) * 1984-11-20 1989-09-19 Ici Pharma Cephalosporin derivatives
US4840945A (en) * 1985-04-01 1989-06-20 Mochida Pharmaceutical Co., Ltd. Cephalosporin derivatives
GB8519606D0 (en) * 1985-08-05 1985-09-11 Fujisawa Pharmaceutical Co 3 7-d substituted-3-cephem compounds
IL83993A0 (en) * 1986-09-26 1988-02-29 Glaxo Group Ltd Cephalosporins,their preparation and pharmaceutical compositions containing them
GB8623211D0 (en) * 1986-09-26 1986-10-29 Glaxo Group Ltd Chemical compounds
JPS63132893A (ja) * 1986-11-25 1988-06-04 Mochida Pharmaceut Co Ltd 新規セフアロスポリン誘導体、その製法およびそれらを有効成分とする抗菌剤
US4880798A (en) * 1986-11-25 1989-11-14 Mochida Pharmaceutical Co., Ltd. Cephalosporin derivatives
WO1989004313A1 (fr) * 1987-11-10 1989-05-18 The Upjohn Company Antibiotiques a base de cephalosporine
US5223496A (en) * 1987-11-10 1993-06-29 The Upjohn Company Cephalosporin antibiotics
DE3911322A1 (de) * 1989-04-07 1990-10-11 Hoechst Ag Verfahren zur herstellung von cefodizim-dinatrium

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1536281A (en) * 1975-06-09 1978-12-20 Takeda Chemical Industries Ltd Cephem compounds
SE440655B (sv) * 1976-01-23 1985-08-12 Roussel Uclaf Sett att framstella nya oximderivat av 7-amino-tiazolyl-acetamido-cefalosporansyra
GB1576625A (en) * 1976-04-12 1980-10-08 Fujisawa Pharmaceutical Co Syn isomer 3,7 disubstituted 3 cephem 4 carboxylic acid compounds and processes for the preparation thereof
DK162391C (da) * 1976-04-12 1992-03-09 Fujisawa Pharmaceutical Co Analogifremgangsmaade til fremstilling af syn-isomerer af 3,7-disubstituerede 3-cephem-4-carboxylsyreforbindelser
GB1592149A (en) * 1976-10-08 1981-07-01 Fujisawa Pharmaceutical Co 3 7-disubstituted-3-cephem-4-carboxylic acid compounds and processes for preparation thereof
NL7713136A (nl) * 1976-11-30 1978-06-01 Glaxo Lab Ltd Werkwijze ter bereiding van cefalosporinever- bindingen.
JPS53101393A (en) * 1977-02-17 1978-09-04 Takeda Chem Ind Ltd Cephalosporin derivatives and process for their preparation
PH17188A (en) * 1977-03-14 1984-06-14 Fujisawa Pharmaceutical Co New cephem and cepham compounds and their pharmaceutical compositions and method of use
SE439312B (sv) * 1977-03-25 1985-06-10 Roussel Uclaf Sett att framstella nya oximderivat av 3-acetoximetyl-7-aminotiazolylacetamido cefalosporansyra
FR2384779A1 (fr) * 1977-03-25 1978-10-20 Roussel Uclaf Nouvelles oximes derivees de l'acide 3-chloro ou 3-methoxy 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
DE2716677C2 (de) * 1977-04-15 1985-10-10 Hoechst Ag, 6230 Frankfurt Cephemderivate und Verfahren zu ihrer Herstellung
DE2714880A1 (de) * 1977-04-02 1978-10-26 Hoechst Ag Cephemderivate und verfahren zu ihrer herstellung
GB1599232A (en) * 1977-06-03 1981-09-30 Hoffmann La Roche 7-(2-oximinoacetamido)-cephalosporin derivatives
JPS609719B2 (ja) * 1977-08-06 1985-03-12 武田薬品工業株式会社 セフアロスポリン誘導体およびその製造法
US4284631A (en) * 1978-07-31 1981-08-18 Fujisawa Pharmaceutical Co., Ltd. 7-Substituted cephem compounds and pharmaceutical antibacterial compositions containing them
US4313945A (en) * 1978-11-23 1982-02-02 Ciba-Geigy Corporation 7-Thiazolyl-acetamido-cephem derivatives with terminal aminocarboxylic acid grouping

Also Published As

Publication number Publication date
AU4566679A (en) 1979-10-18
GB2017702A (en) 1979-10-10
GB2101117A (en) 1983-01-12
FR2474034A2 (fr) 1981-07-24
GB2101117B (en) 1983-06-02
FR2474034B2 (fr) 1982-01-29
AT367423B (de) 1982-07-12
FR2432521B1 (fr) 1981-12-04
ATA240379A (de) 1981-11-15
DE2912829A1 (de) 1979-10-04
JPH0314039B2 (fr) 1991-02-25
NL7902555A (nl) 1979-10-02
FR2447380B2 (fr) 1981-10-09
FR2432521A1 (fr) 1980-02-29
BE875217A (fr) 1979-10-01
JPS54132593A (en) 1979-10-15
FR2438050A2 (fr) 1980-04-30
GB2017702B (en) 1983-02-02
FR2438050B2 (fr) 1983-04-15
LU81104A1 (fr) 1979-10-30
AU526990B2 (en) 1983-02-10

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