PT86599A - Process for upgrading light olefins in a turbulent fluidized catalyst bed reactor - Google Patents
Process for upgrading light olefins in a turbulent fluidized catalyst bed reactorInfo
- Publication number
- PT86599A PT86599A PT86599A PT8659988A PT86599A PT 86599 A PT86599 A PT 86599A PT 86599 A PT86599 A PT 86599A PT 8659988 A PT8659988 A PT 8659988A PT 86599 A PT86599 A PT 86599A
- Authority
- PT
- Portugal
- Prior art keywords
- bed reactor
- catalyst bed
- light olefins
- fluidized catalyst
- turbulent fluidized
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G50/00—Production of liquid hydrocarbon mixtures from lower carbon number hydrocarbons, e.g. by oligomerisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
- B01J2208/00265—Part of all of the reactants being heated or cooled outside the reactor while recycling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/30—After treatment, characterised by the means used
- B01J2229/42—Addition of matrix or binder particles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2529/00—Catalysts comprising molecular sieves
- C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
- C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- C07C2529/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1088—Olefins
- C10G2300/1092—C2-C4 olefins
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/40—Characteristics of the process deviating from typical ways of processing
- C10G2300/4081—Recycling aspects
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/30—Aromatics
-
- 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
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
-
- 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
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/20—Technologies relating to oil refining and petrochemical industry using bio-feedstock
-
- 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
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/40—Ethylene production
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Catalysts (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/006,407 US4746762A (en) | 1985-01-17 | 1987-01-23 | Upgrading light olefins in a turbulent fluidized catalyst bed reactor |
Publications (2)
Publication Number | Publication Date |
---|---|
PT86599A true PT86599A (pt) | 1988-02-01 |
PT86599B PT86599B (pt) | 1991-12-31 |
Family
ID=21720711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT86599A PT86599B (pt) | 1987-01-23 | 1988-01-22 | Processo para aumentar o numero de atomos de carbono de olefinas leves num reactor com um leito de catalisador fluidizado turbulento |
Country Status (15)
Country | Link |
---|---|
US (1) | US4746762A (pt) |
EP (1) | EP0276095B1 (pt) |
JP (1) | JP2557440B2 (pt) |
CN (1) | CN1014400B (pt) |
AU (1) | AU613599B2 (pt) |
BR (1) | BR8800175A (pt) |
CA (1) | CA1279659C (pt) |
DE (1) | DE3872531D1 (pt) |
ES (1) | ES2041784T3 (pt) |
FI (1) | FI85691C (pt) |
MA (1) | MA21165A1 (pt) |
PH (1) | PH24511A (pt) |
PT (1) | PT86599B (pt) |
TR (1) | TR23518A (pt) |
ZA (1) | ZA88463B (pt) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4899014A (en) * | 1985-05-14 | 1990-02-06 | Avidan Amos A | Upgrading propene-ethene mixtures in a turbulent fluidized catalyst bed reactor |
US4754100A (en) * | 1986-03-28 | 1988-06-28 | Mobil Oil Corporation | Catalytic conversion of C3 aliphatics to higher hydrocarbons |
US4873385A (en) * | 1987-01-23 | 1989-10-10 | Mobil Oil Corp. | Single zone oligomerization of lower olefins to distillate under low severity in a fluid bed with tailored activity |
US4827069A (en) * | 1988-02-19 | 1989-05-02 | Mobil Oil Corporation | Upgrading light olefin fuel gas and catalytic reformate in a turbulent fluidized bed catalyst reactor |
US4827046A (en) * | 1988-04-11 | 1989-05-02 | Mobil Oil Corporation | Extraction of crude methanol and conversion of raffinate |
US4877921A (en) * | 1988-04-20 | 1989-10-31 | Harandi Mohsen N | Single zone oligomerization of olefins in a super-dense phase turbulent fluid bed |
US4899015A (en) * | 1988-07-28 | 1990-02-06 | Mobil Oil Corp. | Process for olefins to gasoline conversion |
US4873389A (en) * | 1988-08-04 | 1989-10-10 | Mobil Oil Corp. | Conversion of light olefins to gasoline using low-temperature catalyst regeneration |
US5053570A (en) * | 1988-09-22 | 1991-10-01 | Mobil Oil Corporation | Fluid bed paraffin aromatization |
US5034565A (en) * | 1988-09-26 | 1991-07-23 | Mobil Oil Corporation | Production of gasoline from light olefins in a fluidized catalyst reactor system |
US4939314A (en) * | 1988-12-19 | 1990-07-03 | Mobil Oil Corporation | Method for on-stream low-pressure regeneration of an oligomerization catalyst from a fluid-bed reactor operating at high pressure with hydrocarbons in a non-liquid phase |
US5012026A (en) * | 1989-02-14 | 1991-04-30 | Mobil Oil Corp. | Turbulent fluid bed paraffin conversion process |
US5164071A (en) * | 1989-04-17 | 1992-11-17 | Mobil Oil Corporation | Fluidized catalyst process for upgrading olefins |
US5059735A (en) * | 1989-05-04 | 1991-10-22 | Mobil Oil Corp. | Process for the production of light olefins from C5 + hydrocarbons |
US4956509A (en) * | 1989-10-16 | 1990-09-11 | Mobil Oil Corp. | Integrated paraffin upgrading and catalytic cracking processes |
US5043517A (en) * | 1989-10-30 | 1991-08-27 | Mobil Oil Corporation | Upgrading light olefin fuel gas in a fluidized bed catalyst reactor and regeneration of the catalyst |
US5043499A (en) * | 1990-02-15 | 1991-08-27 | Mobil Oil Corporation | Fluid bed oligomerization of olefins |
GB2250027A (en) * | 1990-07-02 | 1992-05-27 | Exxon Research Engineering Co | Process and apparatus for the simultaneous production of olefins and catalytically cracked hydrocarbon products |
US5545788A (en) * | 1991-06-19 | 1996-08-13 | Mobil Oil Corporation | Process for the alkylation of benzene-rich reformate using MCM-49 |
US5338436A (en) * | 1991-10-21 | 1994-08-16 | Mobil Oil Corp. | Dewaxing process |
ATE155454T1 (de) * | 1992-01-30 | 1997-08-15 | Exxon Chemical Patents Inc | Alkenoligomerisierung |
US5401391A (en) * | 1993-03-08 | 1995-03-28 | Mobil Oil Corporation | Desulfurization of hydrocarbon streams |
US5482617A (en) * | 1993-03-08 | 1996-01-09 | Mobil Oil Corporation | Desulfurization of hydrocarbon streams |
US5414172A (en) * | 1993-03-08 | 1995-05-09 | Mobil Oil Corporation | Naphtha upgrading |
DE69423881T2 (de) * | 1993-03-08 | 2000-12-07 | Mobil Oil Corp., Fairfax | Benzolreduktion in benzin durch alkylierung mit höheren olefinen |
EP0920911A1 (en) * | 1997-12-05 | 1999-06-09 | Fina Research S.A. | Production of catalysts for olefin conversion |
EP1061117A1 (en) * | 1999-06-16 | 2000-12-20 | Fina Research S.A. | Production of olefins |
US6391985B1 (en) | 1999-10-21 | 2002-05-21 | Union Carbide Chemicals & Plastics Technology Corporation | High condensing mode polyolefin production under turbulent conditions in a fluidized bed |
US20030194356A1 (en) | 2002-04-11 | 2003-10-16 | Meier Paul F. | Desulfurization system with enhanced fluid/solids contacting |
US20040031729A1 (en) * | 2002-08-16 | 2004-02-19 | Meier Paul F | Desulfurization system with enhanced fluid/solids contacting |
EP1424318A1 (en) * | 2002-11-26 | 2004-06-02 | Akzo Nobel N.V. | Alkylation process using a reactor comprising multiple catalyst beds |
US6759489B1 (en) | 2003-05-20 | 2004-07-06 | Eastern Petrochemical Co. | Fluidized bed methods for making polymers |
US6800664B1 (en) * | 2003-05-23 | 2004-10-05 | Conocophillips Company | Conjoined reactor system |
US7790943B2 (en) * | 2006-06-27 | 2010-09-07 | Amt International, Inc. | Integrated process for removing benzene from gasoline and producing cyclohexane |
US10322394B2 (en) | 2007-08-24 | 2019-06-18 | W. R. Grace & Co.-Conn. | Catalyst composition with mixed selectivity control agent and method |
ES2711342T3 (es) * | 2007-08-24 | 2019-05-03 | Grace W R & Co | Sistema catalítico autolimitante con proporción de aluminio con respecto a SCA controlada |
US8395006B2 (en) * | 2009-03-13 | 2013-03-12 | Exxonmobil Research And Engineering Company | Process for making high octane gasoline with reduced benzene content by benzene alkylation at high benzene conversion |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3907663A (en) * | 1973-10-01 | 1975-09-23 | Mobil Oil Corp | Conversion of hydrocarbons |
US4046825A (en) * | 1974-05-15 | 1977-09-06 | Mobil Oil Corporation | Conversion of oxygenated compounds to gasoline |
US4090949A (en) * | 1974-07-31 | 1978-05-23 | Mobil Oil Corportion | Upgrading of olefinic gasoline with hydrogen contributors |
US4138440A (en) * | 1974-08-14 | 1979-02-06 | Mobil Oil Corporation | Conversion of liquid alcohols and ethers with a fluid mass of ZSM-5 type catalyst |
US3960978A (en) * | 1974-09-05 | 1976-06-01 | Mobil Oil Corporation | Converting low molecular weight olefins over zeolites |
US4070411A (en) * | 1975-03-26 | 1978-01-24 | Mobil Oil Corporation | Conversion of lower olefins to isobutane |
US4283273A (en) * | 1976-11-18 | 1981-08-11 | Mobil Oil Corporation | Method and system for regenerating fluidizable catalyst particles |
US4100218A (en) * | 1977-05-31 | 1978-07-11 | Mobil Oil Corporation | Ethane conversion process |
US4227992A (en) * | 1979-05-24 | 1980-10-14 | Mobil Oil Corporation | Process for separating ethylene from light olefin mixtures while producing both gasoline and fuel oil |
US4254295A (en) * | 1979-12-05 | 1981-03-03 | Mobil Oil Corporation | Oligomerization of olefins |
US4417086A (en) * | 1982-04-30 | 1983-11-22 | Chevron Research Company | Efficient fluidized oligomerization |
US4417087A (en) * | 1982-04-30 | 1983-11-22 | Chevron Research Company | Fluidized oligomerization |
DE3379335D1 (en) * | 1982-12-01 | 1989-04-13 | Mobil Oil Corp | Catalytic conversion of light-olefinic feedstocks in a fluidized-catalytic-cracking gas plant |
NL8301747A (nl) * | 1983-05-17 | 1984-12-17 | Shell Int Research | Werkwijze voor de bereiding van middeldestillaten. |
JPH068255B2 (ja) * | 1983-08-01 | 1994-02-02 | 昭和シェル石油株式会社 | 低級炭化水素からの液状炭化水素の製法 |
US4487985A (en) * | 1983-08-26 | 1984-12-11 | Mobil Oil Corporation | Catalytic conversion with catalyst regeneration sequence |
US4511747A (en) * | 1984-02-01 | 1985-04-16 | Mobil Oil Corporation | Light olefin conversion to heavier hydrocarbons with sorption recovery of unreacted olefin vapor |
GB2156381A (en) * | 1984-03-27 | 1985-10-09 | Broken Hill Pty Co Ltd | Production of kerosene and distillate |
US4605807A (en) * | 1984-04-27 | 1986-08-12 | Atlantic Richfield Company | Process for catalytic conversion of ethylene to higher hydrocarbons |
GB8429007D0 (en) * | 1984-11-16 | 1984-12-27 | British Petroleum Co Plc | Aromatics from ethane/ethylene |
US4547616A (en) * | 1984-12-28 | 1985-10-15 | Mobil Oil Corporation | Conversion of oxygenates to lower olefins in a turbulent fluidized catalyst bed |
US4543435A (en) * | 1985-01-17 | 1985-09-24 | Mobil Oil Corporation | Multistage process for converting oxygenates to liquid hydrocarbons with ethene recycle |
US4689205A (en) * | 1985-05-14 | 1987-08-25 | Mobil Oil Corporation | Multi-stage system for converting oxygenates to liquid hydrocarbons with aliphatic recycle |
US4579999A (en) * | 1985-01-17 | 1986-04-01 | Mobil Oil Corporation | Multistage process for converting oxygenates to liquid hydrocarbons with aliphatic recycle |
-
1987
- 1987-01-23 US US07/006,407 patent/US4746762A/en not_active Expired - Lifetime
-
1988
- 1988-01-06 AU AU10085/88A patent/AU613599B2/en not_active Expired
- 1988-01-15 DE DE8888300317T patent/DE3872531D1/de not_active Expired - Lifetime
- 1988-01-15 EP EP88300317A patent/EP0276095B1/en not_active Expired - Lifetime
- 1988-01-15 ES ES198888300317T patent/ES2041784T3/es not_active Expired - Lifetime
- 1988-01-20 BR BR8800175A patent/BR8800175A/pt unknown
- 1988-01-21 CA CA000557017A patent/CA1279659C/en not_active Expired - Lifetime
- 1988-01-22 FI FI880310A patent/FI85691C/fi not_active IP Right Cessation
- 1988-01-22 JP JP63011021A patent/JP2557440B2/ja not_active Expired - Lifetime
- 1988-01-22 ZA ZA88463A patent/ZA88463B/xx unknown
- 1988-01-22 PH PH36384A patent/PH24511A/en unknown
- 1988-01-22 PT PT86599A patent/PT86599B/pt not_active IP Right Cessation
- 1988-01-22 MA MA21402A patent/MA21165A1/fr unknown
- 1988-01-22 TR TR56/88A patent/TR23518A/xx unknown
- 1988-01-23 CN CN88100267A patent/CN1014400B/zh not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0276095B1 (en) | 1992-07-08 |
PH24511A (en) | 1990-07-18 |
ZA88463B (en) | 1989-09-27 |
CA1279659C (en) | 1991-01-29 |
CN88100267A (zh) | 1988-12-21 |
JP2557440B2 (ja) | 1996-11-27 |
AU613599B2 (en) | 1991-08-08 |
FI85691C (fi) | 1992-05-25 |
FI880310A (fi) | 1988-07-24 |
JPS63225694A (ja) | 1988-09-20 |
TR23518A (tr) | 1990-03-01 |
ES2041784T3 (es) | 1993-12-01 |
PT86599B (pt) | 1991-12-31 |
CN1014400B (zh) | 1991-10-23 |
BR8800175A (pt) | 1988-08-30 |
FI85691B (fi) | 1992-02-14 |
DE3872531T2 (pt) | 1993-02-04 |
EP0276095A1 (en) | 1988-07-27 |
DE3872531D1 (de) | 1992-08-13 |
FI880310A0 (fi) | 1988-01-22 |
AU1008588A (en) | 1988-07-28 |
MA21165A1 (fr) | 1988-10-01 |
US4746762A (en) | 1988-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19931231 |