NL200174A - - Google Patents

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Publication number
NL200174A
NL200174A NL200174DA NL200174A NL 200174 A NL200174 A NL 200174A NL 200174D A NL200174D A NL 200174DA NL 200174 A NL200174 A NL 200174A
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NL
Netherlands
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.)
Publication of NL200174A publication Critical patent/NL200174A/xx

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/1809Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety
    • C07C273/1836Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety from derivatives of carbamic acid
    • C07C273/1845Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety from derivatives of carbamic acid comprising the -N-C(O)-Hal moiety
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/04Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms
    • C07C275/06Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C275/10Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton being further substituted by singly-bound oxygen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/26Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to carbon atoms of rings other than six-membered aromatic rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C335/00Thioureas, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C335/04Derivatives of thiourea
    • C07C335/06Derivatives of thiourea having nitrogen atoms of thiourea groups bound to acyclic carbon atoms
    • C07C335/08Derivatives of thiourea having nitrogen atoms of thiourea groups bound to acyclic carbon atoms of a saturated carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C335/00Thioureas, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C335/04Derivatives of thiourea
    • C07C335/16Derivatives of thiourea having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D203/00Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D203/04Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D203/06Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D203/16Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with acylated ring nitrogen atoms
    • C07D203/20Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with acylated ring nitrogen atoms by carbonic acid, or by sulfur or nitrogen analogues thereof, e.g. carbamates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00Preparation of cellulose ethers
    • C08B11/02Alkyl or cycloalkyl ethers
    • C08B11/04Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/14Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00Preparation of cellulose ethers
    • C08B11/02Alkyl or cycloalkyl ethers
    • C08B11/04Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/14Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups
    • C08B11/15Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups with carbamoyl groups, i.e. -CO-NH2
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00Preparation of derivatives of starch
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F16/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F16/12Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an ether radical
    • C08F16/14Monomers containing only one unsaturated aliphatic radical
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F16/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F16/12Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an ether radical
    • C08F16/14Monomers containing only one unsaturated aliphatic radical
    • C08F16/28Monomers containing nitrogen
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F16/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F16/12Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an ether radical
    • C08F16/14Monomers containing only one unsaturated aliphatic radical
    • C08F16/30Monomers containing sulfur
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/10Esters
    • C08F20/34Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/10Esters
    • C08F20/34Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
    • C08F20/36Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate containing oxygen in addition to the carboxy oxygen, e.g. 2-N-morpholinoethyl (meth)acrylate or 2-isocyanatoethyl (meth)acrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/42Nitriles
    • C08F220/44Acrylonitrile
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F28/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D4/00Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J4/00Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00Systems containing only non-condensed rings
    • C07C2601/12Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14The ring being saturated
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2217/00Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/024Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amido or imido group
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2217/00Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/06Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S260/00Chemistry of carbon compounds
    • Y10S260/15Antistatic agents not otherwise provided for
    • Y10S260/19Non-high polymeric antistatic agents/n
    • Y10S260/20Antistatic agent contains pentavalent nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Wood Science & Technology (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Paints Or Removers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Paper (AREA)
NL200174D 1952-04-16 NL200174A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US331536XA 1952-04-16 1952-04-16
US348101A US2686772A (en) 1952-04-16 1953-04-10 N, n-ethyleneureido esters of acrylic and methacrylic acids
US45459554 US2734891A (en) 1952-04-16 1954-09-07 Unsaturated ureido ethers and polymers thereof
US831635XA 1955-04-15 1955-04-15
US522399A US2858295A (en) 1952-04-16 1955-07-15 Unsaturated thioureido ethers, polymers thereof and process of making them

Publications (1)

Publication Number Publication Date
NL200174A true NL200174A (ja)

Family

ID=31982744

Family Applications (2)

Application Number Title Priority Date Filing Date
NL200174D NL200174A (ja) 1952-04-16
NL200174A NL92704C (nl) 1952-04-16 1955-09-05 Werkwijze ter bereiding van polymeren van onverzadigde ureido-ethers

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL200174A NL92704C (nl) 1952-04-16 1955-09-05 Werkwijze ter bereiding van polymeren van onverzadigde ureido-ethers

Country Status (6)

Country Link
US (3) US2686772A (ja)
CH (4) CH331536A (ja)
DE (7) DE1162567B (ja)
FR (4) FR1075898A (ja)
GB (8) GB747184A (ja)
NL (2) NL92704C (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL200174A (ja) * 1952-04-16
US2860108A (en) * 1954-12-08 1958-11-11 Rohm & Haas Polymeric sulfonamido alkyl vinyl derivatives
US2832755A (en) * 1955-04-15 1958-04-29 Rohm & Haas Monomeric polymerizable ureido and thioureido compounds, methods for producing them and polymers thereof
US2881171A (en) * 1955-08-18 1959-04-07 Rohm & Haas New heterocyclic compounds, polymers thereof and methods of making them
NL219660A (ja) * 1956-08-13 1900-01-01
US2940817A (en) * 1957-01-29 1960-06-14 Rohm & Haas Crease-proofing cellulosic fabrics, the fabrics obtained and methods of making them
DE1102395B (de) * 1959-08-01 1961-03-16 Hoechst Ag Verfahren zur Herstellung von Polykondensationsprodukten aus Ureidocarbonsaeureestern
NL103980C (ja) * 1959-10-09 1900-01-01
US3260702A (en) * 1963-06-04 1966-07-12 Hodogaya Chemical Co Ltd Decolorized and stabilized organic polyisocyanate compositions
DE1232352B (de) * 1964-07-15 1967-01-12 Bayer Ag Verfahren zur Herstellung von Acrylnitril-Copolymerisaten
US4129716A (en) * 1976-08-24 1978-12-12 Texaco Development Corporation Urea-aldehyde resins
US4219454A (en) * 1978-09-05 1980-08-26 Air Products And Chemicals, Inc. Vinyl acetate copolymer emulsions for paint
DE3817469A1 (de) * 1988-05-21 1989-11-30 Hoechst Ag Harnstoffgruppen enthaltende dispersionspolymerisate auf basis ethylenisch ungesaettigter monomerer, verfahren zu ihrer herstellung und ihre verwendung
DE3817468A1 (de) * 1988-05-21 1989-11-30 Hoechst Ag Ethylenisch ungesaettigte harnstoffderivate und verfahren zu ihrer herstellung
US4966938A (en) * 1988-07-19 1990-10-30 American Cyanamid Company Allyl thiourea polymer with surface-modifying agent
US4902765A (en) * 1988-07-19 1990-02-20 American Cyanamid Company Allyl thiourea polymers
US5011978A (en) * 1989-03-02 1991-04-30 National Starch And Chemical Investment Holding Corporation Copolymers as thickeners and modifiers for latex systems
BR9307434A (pt) 1992-10-30 1999-06-01 Ppg Industries Inc Composição formadora de película carável
US6235858B1 (en) 1992-10-30 2001-05-22 Ppg Industries Ohio, Inc. Aminoplast curable film-forming compositions providing films having resistance to acid etching
JP7223693B2 (ja) * 2016-12-23 2023-02-16 スリーエム イノベイティブ プロパティズ カンパニー ポリマー及び重合性成分を含むプリント可能な組成物、物品、並びにそれから物品を製造する方法
CN110498881A (zh) * 2019-07-16 2019-11-26 九江杜威橡胶科技有限公司 一种高强度羧基型丙烯酸酯橡胶的方法
CN112143366B (zh) * 2020-09-27 2021-12-14 灵璧县飞松机械制造有限责任公司 一种耐腐蚀钢板仓底座处理方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2683727A (en) * 1954-07-13 Secondary aromatic amines
US2734890A (en) * 1956-02-14 Ureidoalkyl vinyl ethers
US1986067A (en) * 1927-09-30 1935-01-01 Ig Farbenindustrie Ag Urea condensation product and process of preparing it
US2326287A (en) * 1940-09-04 1943-08-10 Du Pont Copolymer of unsaturated isocyanates
NL82405C (ja) * 1951-05-30
US2689844A (en) * 1952-04-16 1954-09-21 Rohm & Haas Methylol derivatives of polymers of ureidoalkyl vinyl ethers
NL200174A (ja) * 1952-04-16

Also Published As

Publication number Publication date
DE1045104B (de) 1958-11-27
DE1055244B (de) 1959-04-16
GB747184A (en) 1956-03-28
CH364499A (fr) 1962-09-30
FR1103729A (fr) 1955-11-07
FR1169562A (fr) 1958-12-31
CH331536A (fr) 1958-07-31
GB763634A (en) 1956-12-12
GB761901A (en) 1956-11-21
CH350467A (fr) 1960-11-30
DE1097686B (de) 1961-01-19
GB762013A (en) 1956-11-21
GB822266A (en) 1959-10-21
US2858295A (en) 1958-10-28
NL92704C (nl) 1959-11-16
GB839856A (en) 1960-06-29
DE1023887B (de) 1958-02-06
FR1075898A (fr) 1954-10-20
DE1001490B (de) 1957-01-24
DE1162567B (de) 1964-02-06
GB831635A (en) 1960-03-30
FR69348E (fr) 1958-10-23
DE955634C (de) 1957-01-03
CH366827A (fr) 1963-01-31
US2686772A (en) 1954-08-17
GB822267A (en) 1959-10-21
US2734891A (en) 1956-02-14

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