BE643264A - - Google Patents

Info

Publication number
BE643264A
BE643264A BE643264DA BE643264A BE 643264 A BE643264 A BE 643264A BE 643264D A BE643264D A BE 643264DA BE 643264 A BE643264 A BE 643264A
Authority
BE
Belgium
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
Publication of BE643264A publication Critical patent/BE643264A/xx

Links

Classifications

    • 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
    • C10M3/00Liquid compositions essentially based on lubricating components other than mineral lubricating oils or fatty oils and their use as lubricants; Use as lubricants of single liquid substances
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/367Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/235Saturated compounds containing more than one carboxyl group
    • C07C59/245Saturated compounds containing more than one carboxyl group containing hydroxy or O-metal groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/235Saturated compounds containing more than one carboxyl group
    • C07C59/245Saturated compounds containing more than one carboxyl group containing hydroxy or O-metal groups
    • C07C59/285Polyhydroxy dicarboxylic acids having five or more carbon atoms, e.g. saccharic acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/235Saturated compounds containing more than one carboxyl group
    • C07C59/305Saturated compounds containing more than one carboxyl group containing ether groups, groups, groups, or groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/235Saturated compounds containing more than one carboxyl group
    • C07C59/347Saturated compounds containing more than one carboxyl group containing keto groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/10Esters; Ether-esters
    • C08K5/11Esters; Ether-esters of acyclic polycarboxylic acids
    • 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
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • C10M2207/12Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/121Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms
    • C10M2207/123Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms polycarboxylic
    • 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
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • C10M2207/12Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/129Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of thirty or more carbon atoms
    • 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
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • C10M2207/22Acids obtained from polymerised unsaturated acids
    • 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
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/281Esters of (cyclo)aliphatic monocarboxylic acids
    • 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
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/282Esters of (cyclo)aliphatic oolycarboxylic acids
    • 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
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/283Esters of polyhydroxy compounds
    • 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
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/286Esters of polymerised unsaturated acids
    • 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
    • Y10S516/00Colloid systems and wetting agents; subcombinations thereof; processes of
    • Y10S516/01Wetting, emulsifying, dispersing, or stabilizing agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE643264D 1963-01-31 1964-01-31 BE643264A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US255167A US3128287A (en) 1963-01-31 1963-01-31 2,2'-oxodisuccinic acid, derivatives thereof, and process for preparing

Publications (1)

Publication Number Publication Date
BE643264A true BE643264A (en:Method) 1964-07-31

Family

ID=22967136

Family Applications (1)

Application Number Title Priority Date Filing Date
BE643264D BE643264A (en:Method) 1963-01-31 1964-01-31

Country Status (6)

Country Link
US (1) US3128287A (en:Method)
BE (1) BE643264A (en:Method)
BR (1) BR6456517D0 (en:Method)
DE (1) DE1468753C3 (en:Method)
GB (1) GB983678A (en:Method)
IT (1) IT970501B (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0515345A3 (en) * 1991-05-24 1993-01-27 Monsanto Company Preparation of malic acid

Families Citing this family (73)

* Cited by examiner, † Cited by third party
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USRE28325E (en) * 1958-10-08 1975-01-28 Oh cooh
US3297723A (en) * 1964-12-21 1967-01-10 Gulf Research Development Co 5-phenyl-5 lower alkyl pentane-1, 2, 3, 4 tetracarboxylic acids and anhydrides
US3635830A (en) * 1968-05-24 1972-01-18 Lever Brothers Ltd Detergent compositions containing oxydisuccing acid salts as builders
US4066687A (en) * 1973-08-03 1978-01-03 Ethyl Corporation 2,3-carboxy alkoxy succinic acid and salts thereof
US4081420A (en) * 1975-11-05 1978-03-28 Lever Brothers Company Carboxymethyloxysuccinic acid esters as plastic plasticizers
US4056567A (en) * 1976-03-08 1977-11-01 Lever Brothers Company Chemical processes for preparing citric acid
US4524009A (en) * 1984-01-31 1985-06-18 A. E. Staley Manufacturing Company Detergent builder
US4639325A (en) * 1984-10-24 1987-01-27 A. E. Staley Manufacturing Company Detergent builder
US4689167A (en) * 1985-07-11 1987-08-25 The Procter & Gamble Company Detergency builder system
US4663071A (en) * 1986-01-30 1987-05-05 The Procter & Gamble Company Ether carboxylate detergent builders and process for their preparation
DE3764492D1 (de) * 1986-02-24 1990-10-04 Procter & Gamble Verfahren zur herstellung von als adjuvans fuer detergentien verwendbaren oxodisuccinaten.
US4798907A (en) * 1988-02-26 1989-01-17 The Procter & Gamble Company Controlled temperature process for making 2,2'-oxodisuccinates useful as laundry detergent builders
ES2068834T3 (es) * 1987-12-10 1995-05-01 Procter & Gamble Procedimiento mejorado con temperatura controlada para preparar 2,2'-oxodisuccinatos utiles como mejoradores de detergentes para lavanderia.
US5298634A (en) * 1987-12-10 1994-03-29 The Procter & Gamble Company Process for making malate salts and thereby, amlic acid or 2,2'-oxodisuccinates
US4888195A (en) * 1988-07-26 1989-12-19 Nabisco Brands, Inc. Ether bridged polyesters and food compositions containing ether bridged polyesters
US5030751A (en) * 1989-12-06 1991-07-09 Lever Brothers Company, Division Of Conopco, Inc. Process for the preparation of mixed 2,2'-oxydisuccinate/carboxymethyloxysuccinate
US5104568A (en) * 1990-06-18 1992-04-14 The Procter & Gamble Company Granular detergent compositions built with 2,2'-oxodisuccinate and zeolite a, process to make same, and agglomerated detergency builder
US5174927A (en) * 1990-09-28 1992-12-29 The Procter & Gamble Company Process for preparing brightener-containing liquid detergent compositions with polyhydroxy fatty acid amines
BR9106920A (pt) * 1990-09-28 1993-08-17 Procter & Gamble Composicoes detergentes contendo tensoativos de amida de acido poliidroxi graxo e alquil ester sulfonato
JPH06501734A (ja) * 1990-09-28 1994-02-24 ザ、プロクター、エンド、ギャンブル、カンパニー 汚れ除去剤含有洗剤におけるポリヒドロキシ脂肪酸アミド
CZ282821B6 (cs) * 1990-09-28 1997-10-15 The Procter And Gamble Čistící prostředek obsahující polyhydroxyamid mastné kyseliny a bělicí přísadu
US5254281A (en) * 1991-01-29 1993-10-19 The Procter & Gamble Company Soap bars with polyhydroxy fatty acid amides
US5932532A (en) * 1993-10-14 1999-08-03 Procter & Gamble Company Bleach compositions comprising protease enzyme
USH1468H (en) 1994-04-28 1995-08-01 Costa Jill B Detergent compositions containing cellulase enzyme and selected perfumes for improved odor and stability
EP0693549A1 (en) 1994-07-19 1996-01-24 The Procter & Gamble Company Solid bleach activator compositions
US5466875A (en) * 1994-10-14 1995-11-14 Lever Brothers Company, Division Of Conopco, Inc. Process for the purification of alkaline earth metal salts of 2,2'-oxydisuccinate by acidification
US5466868A (en) * 1994-10-14 1995-11-14 Lever Brothers Company, Division Of Conopco, Inc. Process for the preparation of an enriched 2,2'-oxydisuccinate reaction mixture by removal of calcium malate
US5714455A (en) * 1994-12-02 1998-02-03 Lever Brothers Company, Division Of Conopco, Inc. Intimate admixtures of salts of sulfo carboxymethyloxy succinate (SCOMS) with selected glycolipid based surfactants to improve the flow and handling
US5712243A (en) * 1994-12-02 1998-01-27 Lever Berothers Company, Division Of Conopco, Inc. Intimate admixtures of salts of 2,2'-oxydisuccinate (ODS) with selected glycolipid based surfactants to improve the flow and handling characteristics of the (ODS) salt
US5472642A (en) * 1994-12-22 1995-12-05 Lever Brothers Company, Division Of Conopco Inc. Diaminoalkyl di(sulfosuccinates) and their use as builders
US5488146A (en) * 1994-12-22 1996-01-30 Lever Brothers Company, Division Of Conopco, Inc. Process for the preparation of sulfo carboxymethyloxysuccinic acid and its salts
GB2297978A (en) 1995-02-15 1996-08-21 Procter & Gamble Detergent compositions containing amylase
EP0753571A1 (en) 1995-07-10 1997-01-15 The Procter & Gamble Company Process for making granular detergent composition
ATE211728T1 (de) 1995-11-02 2002-01-15 Procter & Gamble Aminoester von parfümalkoholen und ihre verwendung in reinigungs- und waschmittelzusammensetzungen
EP0778342A1 (en) 1995-12-06 1997-06-11 The Procter & Gamble Company Detergent compositions
WO2001005923A1 (en) 1999-07-16 2001-01-25 The Procter & Gamble Company Laundry detergent compositions comprising zwitterionic polyamines and mid-chain branched surfactants
US6790814B1 (en) 1999-12-03 2004-09-14 Procter & Gamble Company Delivery system having encapsulated porous carrier loaded with additives, particularly detergent additives such as perfumes
GB2366797A (en) 2000-09-13 2002-03-20 Procter & Gamble Process for making foam component by pressurising/depressurising
US20030206965A1 (en) * 2000-09-29 2003-11-06 The Procter & Gamble Company Allergen neutralization compositions
US20030203035A1 (en) * 2000-09-29 2003-10-30 The Procter & Gamble Company Allergen neutralization compositions
US20020183226A1 (en) * 2001-02-28 2002-12-05 Chandrika Kasturi Liquid detergent composition exhibiting enhanced alpha-amylase enzyme stability
EP1239025A3 (de) 2001-03-03 2003-09-03 Clariant GmbH Waschmittel und Wäschebehandlungsmittel enthaltend farbübertragungsinhibierend Farbfixiermittel
DE10150724A1 (de) 2001-03-03 2003-04-17 Clariant Gmbh Waschmittel und Wäschebehandlungsmittel enthaltend ein oder mehrere farbübertragungsinhibierende Farbfixiermittel
US8361946B2 (en) * 2004-04-08 2013-01-29 Akzo Nobel N.V. Detergent composition
DE102004018051A1 (de) * 2004-04-08 2005-11-10 Clariant Gmbh Wasch- und Reinigungsmittel enthaltend Farbfixiermittel und Soil Release Polymere
DE102004029310A1 (de) * 2004-06-17 2005-12-29 Clariant Gmbh Hochkonzentrierte, wässrige Formulierungen von Oligo-und Polyestern
EP1640444A1 (en) * 2004-09-17 2006-03-29 The Procter & Gamble Company Water-soluble, liquid-containing pouch
DE102005061058A1 (de) * 2005-12-21 2007-07-05 Clariant Produkte (Deutschland) Gmbh Anionische Soil Release Polymere
SK287193B6 (sk) * 2006-03-03 2010-03-08 Glebus Alloys Europe S.R.O. Odvzdušňovací ventil do odvzdušňovacích otvorov vulkanizačných foriem
US7638475B2 (en) 2006-03-24 2009-12-29 Georgia-Pacific Consumer Products Lp Space saving toilet cleaning system
PL1854869T5 (pl) 2006-05-09 2015-06-30 Procter & Gamble Rozpuszczalny w wodzie woreczek zawierający ciecz
DE102007005532A1 (de) * 2007-02-03 2008-08-07 Clariant International Limited Wässrige Oligo- und Polyesterzubereitungen
DE102007013217A1 (de) 2007-03-15 2008-09-18 Clariant International Ltd. Anionische Soil Release Polymere
DE102008023803A1 (de) 2008-05-15 2009-11-26 Clariant International Ltd. Additive für Wasch- und Reinigungsmittel
US7790664B2 (en) * 2008-10-27 2010-09-07 The Procter & Gamble Company Methods for making a nil-phosphate liquid automatic dishwashing composition
ES2492500T3 (es) 2009-11-27 2014-09-09 Clariant Finance (Bvi) Limited Utilización de unos concentrados de poliésteres que tienen una alta estabilidad en solución y un efecto inhibidor del agrisamiento en agentes de lavado y limpieza
US8871702B2 (en) 2009-11-27 2014-10-28 Clariant Finance (Bvi) Limited Soil-release polymers having a grey-inhibiting effect and having high stability in solution
WO2011143602A1 (en) 2010-05-14 2011-11-17 The Sun Products Corporation Polymer-containing cleaning compositions and methods of production and use thereof
US9403731B2 (en) 2011-06-29 2016-08-02 Basf Se Modified aminocarboxylates with improved storage stability and processability
PL2726442T5 (pl) 2011-06-29 2019-10-31 Basf Se Modyfikowane aminokarboksylany o ulepszonej trwałości podczas przechowywania i podatność na obróbkę
JP2014523469A (ja) 2011-07-12 2014-09-11 クラリアント・インターナシヨナル・リミテツド 酵素の洗浄能力を高めるための第二パラフィンスルホネートの使用
ES2554243T3 (es) 2011-07-12 2015-12-17 Weylchem Switzerland Ag Empleo de una combinación de sulfonato de parafina secundario y amilasa para el aumento del poder de limpieza de agentes de lavado líquidos
DE102012015826A1 (de) 2012-08-09 2014-02-13 Clariant International Ltd. Flüssige tensidhaltige Alkanolamin-freie Zusammensetzungen
US9856435B2 (en) 2012-09-04 2018-01-02 Lubrizol Advanced Materials, Inc. Polyurethane/polyacrylic hybrid dispersions for shine applications in home care
DE102013004428A1 (de) 2013-03-15 2014-09-18 Clariant International Ltd. Verfahren zum Waschen und Reinigen von Textilien
EP2857487A1 (en) 2013-10-07 2015-04-08 WeylChem Switzerland AG Multi-compartment pouch comprising cleaning compositions, washing process and use for washing and cleaning of textiles and dishes
EP2857485A1 (en) 2013-10-07 2015-04-08 WeylChem Switzerland AG Multi-compartment pouch comprising alkanolamine-free cleaning compositions, washing process and use for washing and cleaning of textiles and dishes
EP2857486A1 (en) 2013-10-07 2015-04-08 WeylChem Switzerland AG Multi-compartment pouch comprising cleaning compositions, washing process and use for washing and cleaning of textiles and dishes
DE102016223590A1 (de) 2016-11-28 2018-05-30 Clariant International Ltd Copolymer enthaltende reinigungsmittelzusammensetzungen
DE102016223586A1 (de) 2016-11-28 2018-05-30 Clariant International Ltd Copolymere und deren verwendung in reinigungsmittel-zusammensetzungen
DE102016223588A1 (de) 2016-11-28 2018-05-30 Clariant International Ltd Copolymere und deren verwendung in reinigungsmittel-zusammensetzungen
DE102016223585A1 (de) 2016-11-28 2018-05-30 Clariant International Ltd Copolymere und deren verwendung in waschmittel-zusammensetzungen
DE102016223584A1 (de) 2016-11-28 2018-05-30 Clariant International Ltd Copolymer enthaltende waschmittelzusammensetzungen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0515345A3 (en) * 1991-05-24 1993-01-27 Monsanto Company Preparation of malic acid

Also Published As

Publication number Publication date
BR6456517D0 (pt) 1973-08-09
IT970501B (it) 1974-04-20
GB983678A (en) 1965-02-17
DE1468753C3 (de) 1973-12-13
DE1468753B2 (de) 1973-05-10
US3128287A (en) 1964-04-07
DE1468753A1 (de) 1968-12-19

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