NO953383D0 - Smörende sammensetning for ammoniakk kjölemidler som blir anvendt i kompresjonskjölesystemer - Google Patents

Smörende sammensetning for ammoniakk kjölemidler som blir anvendt i kompresjonskjölesystemer

Info

Publication number
NO953383D0
NO953383D0 NO953383A NO953383A NO953383D0 NO 953383 D0 NO953383 D0 NO 953383D0 NO 953383 A NO953383 A NO 953383A NO 953383 A NO953383 A NO 953383A NO 953383 D0 NO953383 D0 NO 953383D0
Authority
NO
Norway
Prior art keywords
cooling systems
lubricating composition
compression cooling
refrigerants used
ammonia refrigerants
Prior art date
Application number
NO953383A
Other languages
English (en)
Other versions
NO953383L (no
NO309390B1 (no
Inventor
Glenn D Short
Lars Ivan Sjoholm
Thomas E Rajewski
Original Assignee
Cpi Eng Services Inc
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 Cpi Eng Services Inc filed Critical Cpi Eng Services Inc
Publication of NO953383D0 publication Critical patent/NO953383D0/no
Publication of NO953383L publication Critical patent/NO953383L/no
Publication of NO309390B1 publication Critical patent/NO309390B1/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/20—Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
    • C10M107/30—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M107/32—Condensation polymers of aldehydes or ketones; Polyesters; Polyethers
    • C10M107/34—Polyoxyalkylenes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/20—Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
    • C10M171/008—Lubricant compositions compatible with refrigerants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/06—Well-defined aromatic compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/105—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/106—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing four carbon atoms only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/107—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of two or more specified different alkylene oxides covered by groups C10M2209/104 - C10M2209/106
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2211/00—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2211/02—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions containing carbon, hydrogen and halogen only
    • C10M2211/022—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions containing carbon, hydrogen and halogen only aliphatic
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2211/00—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2211/06—Perfluorinated compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/30—Refrigerators lubricants or compressors lubricants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/32—Wires, ropes or cables lubricants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/34—Lubricating-sealants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/36—Release agents or mold release agents
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/38—Conveyors or chain belts
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/40—Generators or electric motors in oil or gas winning field
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/42—Flashing oils or marking oils
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/44—Super vacuum or supercritical use
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/50—Medical uses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Lubricants (AREA)
NO953383A 1994-08-30 1995-08-29 Fluidblanding for anvendelse ved kompresjonsavkjöling samt anvendelse av en smörekomponent i fluidblandingen NO309390B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/298,342 US5595678A (en) 1994-08-30 1994-08-30 Lubricant composition for ammonia refrigerants used in compression refrigeration systems

Publications (3)

Publication Number Publication Date
NO953383D0 true NO953383D0 (no) 1995-08-29
NO953383L NO953383L (no) 1996-03-01
NO309390B1 NO309390B1 (no) 2001-01-22

Family

ID=23150090

Family Applications (1)

Application Number Title Priority Date Filing Date
NO953383A NO309390B1 (no) 1994-08-30 1995-08-29 Fluidblanding for anvendelse ved kompresjonsavkjöling samt anvendelse av en smörekomponent i fluidblandingen

Country Status (14)

Country Link
US (1) US5595678A (no)
EP (1) EP0699737B1 (no)
JP (1) JP3782490B2 (no)
KR (1) KR100348666B1 (no)
CN (1) CN1050628C (no)
BR (1) BR9503826A (no)
CA (1) CA2155261C (no)
DE (1) DE69521376T2 (no)
DK (1) DK0699737T3 (no)
ES (1) ES2160132T3 (no)
IL (1) IL115048A (no)
NO (1) NO309390B1 (no)
TW (1) TW470772B (no)
ZA (1) ZA956885B (no)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69228322T2 (de) * 1992-11-27 1999-09-09 Japan Energy Corp Ammoniakkühlaggregat, arbeitsfluidumzusammensetzung zur verwendung im aggregat und schmierung eines ammoniakkompressors
JP4079469B2 (ja) * 1996-06-25 2008-04-23 出光興産株式会社 冷凍機油組成物
TW385332B (en) * 1997-02-27 2000-03-21 Idemitsu Kosan Co Refrigerating oil composition
DE19719430C1 (de) * 1997-05-12 1999-02-04 Rwe Dea Ag Polyalkylenglykole als Schmiermittel für CO¶2¶-Kältemaschinen
JP4092780B2 (ja) * 1997-10-17 2008-05-28 ダイキン工業株式会社 冷凍・空調装置
CN1097087C (zh) * 1997-10-17 2002-12-25 大金工业株式会社 压缩制冷机润滑油及使用它的制冷/空调装置
US6503417B1 (en) 1998-04-13 2003-01-07 E. I. Du Pont De Nemours And Company Ternary compositions of ammonia, pentafluoroethane and difluoromethane
DE69936503T2 (de) * 1998-07-21 2008-03-20 Adeka Corp. Schmiermittel für kältemaschine mit ammoniak als kühlmittel
JP4129324B2 (ja) * 1998-09-21 2008-08-06 新日本石油株式会社 冷凍機油
GB0107502D0 (en) * 2001-03-26 2001-05-16 Ici Plc Lubricant compositions
GB9901667D0 (en) * 1999-01-26 1999-03-17 Ici Plc Lubricant composition
US6548457B1 (en) * 1999-04-15 2003-04-15 Japan Energy Corporation Lubricant for refrigerating machine employing ammonia refrigerant
JP4603117B2 (ja) * 1999-12-28 2010-12-22 出光興産株式会社 自然系冷媒用冷凍機油組成物
JP2001192684A (ja) * 2000-01-12 2001-07-17 Japan Energy Corp アンモニア冷凍装置
JP2001200285A (ja) * 2000-01-21 2001-07-24 Japan Energy Corp アンモニア冷媒を使用する冷凍機用潤滑剤
GB0002260D0 (en) * 2000-02-02 2000-03-22 Laporte Performance Chemicals Lubricating oils
WO2001068791A2 (en) * 2000-03-16 2001-09-20 The Lubrizol Corporation Lubricant composition for ammonia based refrigerants with good seal performance
US6677284B2 (en) 2001-03-15 2004-01-13 The Lubrizol Corporation Lubricant composition for ammonia based refrigerants with good seal performance
US20020134530A1 (en) * 2001-03-20 2002-09-26 American Air Liquide, Inc. Heat transfer fluids and methods of making and using same
WO2004031331A1 (en) * 2002-10-03 2004-04-15 The Lubrizol Corporation A lubricant useful for improving the oil separation performance of a vapor compression system
US6880360B2 (en) 2002-10-03 2005-04-19 York International Corporation Compressor systems for use with smokeless lubricant
WO2006003925A1 (ja) * 2004-07-01 2006-01-12 Daikin Industries, Ltd. 冷凍装置及び空気調和装置
US7628933B2 (en) * 2005-08-19 2009-12-08 Glenn D. Short Lubricating oil compositions using polyalkylene glycol derivatives
DE102006004895A1 (de) * 2006-02-03 2007-08-23 Clariant International Limited Wärmeträger mit verbesserter Temperaturstabilität auf Basis höherer Polyglykole
WO2009124128A1 (en) * 2008-04-01 2009-10-08 Honeywell International, Inc. Method for selecting lubricants for heat pumps
KR101593716B1 (ko) 2008-04-04 2016-02-12 다우 글로벌 테크놀로지스 엘엘씨 냉매 조성물
FR2971512B1 (fr) 2011-02-10 2013-01-18 Arkema France Compositions binaires de 2,3,3,3-tetrafluoropropene et d'ammoniac
CN103031186A (zh) * 2011-10-09 2013-04-10 中国石油化工股份有限公司 提高含铜氨液的氨压缩机油抗氧化性的方法
FR2986007B1 (fr) 2012-01-25 2015-01-23 Arkema France Compositions de transfert de chaleur presentant une miscibilite amelioree avec l'huile de lubrification
CN102618367B (zh) * 2012-03-09 2013-10-30 广西大学 沼气发电燃气轮机的润滑油组合物
FR3008419B1 (fr) 2013-07-11 2015-07-17 Arkema France Compositions a base de 2,3,3,3-tetrafluoropropene presentant une miscibilite amelioree
US20150197706A1 (en) * 2014-01-13 2015-07-16 Jax Inc. Ammonia refrigeration compressor and transfer pump lubricating oil based on alkylated naphthalenes

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DE2345540A1 (de) * 1973-09-10 1975-04-24 Linde Ag Synthetische oele als schmiermittel
JPS53140469A (en) * 1977-05-13 1978-12-07 Nippon Oil Co Ltd Component of high viscosity refrigerator oil
JPS5558298A (en) * 1978-10-25 1980-04-30 Nippon Oil Co Ltd Lubricating oil for rotary refrigerant compressor
US4755316A (en) * 1987-10-23 1988-07-05 Allied-Signal Inc. Refrigeration lubricants
DE68907763T2 (de) * 1988-04-06 1993-12-16 Nippon Oil Co Ltd Verwendung von Schmierölzusammensetzungen für Kühlapparate.
US5254280A (en) * 1988-12-27 1993-10-19 Allied-Signal Inc. Refrigeration compositions having polyoxyalkylene glycols with alkylene groups having at least 4 carbon atoms therein
US4851144A (en) * 1989-01-10 1989-07-25 The Dow Chemical Company Lubricants for refrigeration compressors
US5021180A (en) * 1989-01-18 1991-06-04 The Dow Chemical Company Polyglycol lubricants for refrigeration compressors
JP2553262B2 (ja) * 1991-07-02 1996-11-13 株式会社前川製作所 冷凍機油
DE4202913A1 (de) * 1992-02-01 1993-10-14 Privates Inst Fuer Luft Und Ka Arbeitsstoffgemisch für Einrichtungen zur Erzeugung von Kälte
DE4240733A1 (de) * 1992-09-03 1994-03-10 Linde Ag Verfahren zum Betrieb einer Verdichter-Wärmepumpe oder Kälteanlage mit Ammoniak als Kältemittel
US5370812A (en) * 1993-06-28 1994-12-06 Union Carbide Chemicals & Plastics Technology Corporation Lubricant compositions for refrigerators comprising polyalkylene glycol and a hydrocarbon solvent
US5372737A (en) * 1993-09-17 1994-12-13 Spauschus; Hans O. Lubricating oil composition for refrigerant and method of use

Also Published As

Publication number Publication date
EP0699737A2 (en) 1996-03-06
JPH08100187A (ja) 1996-04-16
DE69521376T2 (de) 2001-11-15
IL115048A0 (en) 1995-12-08
CA2155261A1 (en) 1996-03-01
TW470772B (en) 2002-01-01
NO953383L (no) 1996-03-01
KR960007746A (ko) 1996-03-22
CN1127291A (zh) 1996-07-24
BR9503826A (pt) 1996-09-10
CN1050628C (zh) 2000-03-22
DE69521376D1 (de) 2001-07-26
DK0699737T3 (da) 2001-08-27
JP3782490B2 (ja) 2006-06-07
EP0699737B1 (en) 2001-06-20
EP0699737A3 (en) 1997-03-26
ZA956885B (en) 1996-03-25
ES2160132T3 (es) 2001-11-01
CA2155261C (en) 2007-10-23
KR100348666B1 (ko) 2003-01-06
US5595678A (en) 1997-01-21
NO309390B1 (no) 2001-01-22
IL115048A (en) 1999-11-30

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Free format text: LAPSED IN FEBRUARY 2003