NO944850D0 - Dehydrogeneringsprosess - Google Patents

Dehydrogeneringsprosess

Info

Publication number: NO944850D0
Authority: NO; Norway
Prior art keywords: dehydrogenation
Prior art date: 1992-09-04

Application number

NO944850A

Other languages

English (en)

Other versions

NO308946B1 (no

NO944850L (no

Inventor

Barry Martin Maunders

Stephen Roy Partington

Original Assignee

Bp Chem Int Ltd

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.)

1992-09-04

Filing date

1994-12-14

Publication date

1994-12-14

1994-12-14 Application filed by Bp Chem Int Ltd filed Critical Bp Chem Int Ltd

1994-12-14 Publication of NO944850L publication Critical patent/NO944850L/no

1994-12-14 Publication of NO944850D0 publication Critical patent/NO944850D0/no

2000-11-20 Publication of NO308946B1 publication Critical patent/NO308946B1/no

Links

238000006356 dehydrogenation reaction Methods 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
- C01B3/503—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0246—Coatings comprising a zeolite
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/002—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by dehydrogenation
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/42—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with a hydrogen acceptor
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0405—Purification by membrane separation
- C01B2203/041—In-situ membrane purification during hydrogen production
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/048—Composition of the impurity the impurity being an organic compound
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
- C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
- C07C2521/04—Alumina
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/06—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of zinc, cadmium or mercury
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of rare earths
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- C07C2523/24—Chromium, molybdenum or tungsten
- C07C2523/26—Chromium
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
- C07C2523/42—Platinum
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
- C07C2523/44—Palladium
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/48—Silver or gold
- C07C2523/50—Silver
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/48—Silver or gold
- C07C2523/52—Gold
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
- C07C2523/56—Platinum group metals
- C07C2523/62—Platinum group metals with gallium, indium, thallium, germanium, tin or lead
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
- C07C2523/66—Silver or gold
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
- C07C2523/74—Iron group metals
- C07C2523/755—Nickel
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
- C07C2523/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
- C07C2523/83—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36 with rare earths or actinides
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2529/00—Catalysts comprising molecular sieves
- C07C2529/03—Catalysts comprising molecular sieves not having base-exchange properties
- C07C2529/035—Crystalline silica polymorphs, e.g. silicalites
- 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
- Y02P20/584—Recycling of catalysts

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Combustion & Propulsion (AREA)
Inorganic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Catalysts (AREA)
Steroid Compounds (AREA)

NO944850A 1992-09-04 1994-12-14 FremgangsmÕte for dehydrogenering av en hydrokarbontilførsel NO308946B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB929218823A GB9218823D0 (en)	1992-09-04	1992-09-04	Dehydrogenation process
PCT/GB1993/001847 WO1994005608A1 (en)	1992-09-04	1993-09-01	Dehidrogenation process

Publications (3)

Publication Number	Publication Date
NO944850L NO944850L (no)	1994-12-14
NO944850D0 true NO944850D0 (no)	1994-12-14
NO308946B1 NO308946B1 (no)	2000-11-20

Family

ID=10721455

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO944850A NO308946B1 (no)	1992-09-04	1994-12-14	FremgangsmÕte for dehydrogenering av en hydrokarbontilførsel

Country Status (12)

Country	Link
US (1)	US5550309A (no)
EP (2)	EP0846745B1 (no)
JP (1)	JP3434512B2 (no)
AU (1)	AU666778B2 (no)
CA (1)	CA2136440C (no)
DE (2)	DE69322091T2 (no)
ES (2)	ES2123664T3 (no)
GB (1)	GB9218823D0 (no)
MY (1)	MY112234A (no)
NO (1)	NO308946B1 (no)
NZ (1)	NZ255500A (no)
WO (1)	WO1994005608A1 (no)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2081060T5 (es) *	1991-11-21	1999-01-16	Bp Chem Int Ltd	Proceso para deshidrogenar hidrocarburos e hidrocarburos oxigenados.
GB9709340D0 (en) *	1997-05-09	1997-06-25	Johnson Matthey Plc	Improvements in coated materials
DK199900477A (da) *	1999-04-12	2000-10-13	Haldor Topsoe As	Fremgangsmåde til dehydrogenering af carbonhydrid
GB0119327D0 (en)	2001-08-08	2001-10-03	Johnson Matthey Plc	Catalyst
US7145051B2 (en) *	2002-03-22	2006-12-05	Exxonmobil Chemical Patents Inc.	Combined oxydehydrogenation and cracking catalyst for production of olefins
US7122494B2 (en) *	2003-02-05	2006-10-17	Exxonmobil Chemical Patents Inc.	Combined cracking and selective hydrogen combustion for catalytic cracking
US7122493B2 (en) *	2003-02-05	2006-10-17	Exxonmobil Chemical Patents Inc.	Combined cracking and selective hydrogen combustion for catalytic cracking
US7122492B2 (en) *	2003-02-05	2006-10-17	Exxonmobil Chemical Patents Inc.	Combined cracking and selective hydrogen combustion for catalytic cracking
WO2004071656A1 (en)	2003-02-05	2004-08-26	Exxonmobil Chemical Patents Inc.	Combined cracking and selective hydrogen combustion for catalytic cracking
US7125817B2 (en) *	2003-02-20	2006-10-24	Exxonmobil Chemical Patents Inc.	Combined cracking and selective hydrogen combustion for catalytic cracking
DE10316039A1 (de) *	2003-04-07	2004-10-21	Basf Ag	Verfahren zur Herstellung von wenigstens einem partiellen Oxidations-und/oder Ammoxidationsprodukt eines Kohlenwasserstoffs
US7057081B2 (en) *	2003-05-09	2006-06-06	Conocophillips Company	Method for treating alkanes
JP2007501699A (ja) *	2003-08-13	2007-02-01	ハルドール・トプサー・アクチエゼルスカベット	接触的還元及び酸化方法
US7067455B2 (en) *	2003-11-21	2006-06-27	Conocophillips Company	Copper modified catalysts for oxidative dehydrogenation
JP5787206B2 (ja) *	2010-03-23	2015-09-30	公立大学法人首都大学東京	エタノール酸化用金触媒およびそれを用いたアセトアルデヒド、酢酸の製造方法
JP5638375B2 (ja) *	2010-12-15	2014-12-10	花王株式会社	アルデヒドの製造方法
KR101742360B1 (ko)	2013-11-18	2017-05-31	주식회사 엘지화학	제올라이트 코팅층을 갖는 비스무스 몰리브데이트계 촉매, 이의 제조방법 및 이를 이용한 1,3-부타디엔의 제조방법
WO2016107868A1 (en)	2014-12-30	2016-07-07	Gunnar Sanner	Thermal reactor
DE102015206720A1 (de) *	2015-04-15	2016-10-20	Deutsches Zentrum für Luft- und Raumfahrt e.V.	Verwendung von Redox-Materialien zur Wasserstoffentfernung aus einem Reaktionsgemisch
WO2016170450A1 (en) *	2015-04-20	2016-10-27	Sabic Global Technologies B.V.	Method of improving dehydrogenation of hydrocarbons
WO2018025117A1 (en) *	2016-08-03	2018-02-08	Sabic Global Technologies B.V.	Selective catalyst system for oxidative dehydrogenation of alkanes
CN115073632B (zh) *	2022-05-19	2023-12-19	万华化学集团股份有限公司	一种聚烯烃产品的生产工艺

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3894110A (en) *	1973-11-15	1975-07-08	Phillips Petroleum Co	Catalytic dehydrogenation process
US4132668A (en) *	1977-04-06	1979-01-02	Gryaznov Vladimir M	Method of preparing a hydrogen-permeable membrane catalyst on a base of palladium or its alloys for the hydrogenation of unsaturated organic compounds
US4327238A (en) *	1980-02-28	1982-04-27	Phillips Petroleum Company	Dehydrogenation of organic compounds with a promoted zinc titanate catalyst
US4421938A (en) *	1982-04-05	1983-12-20	Uop Inc.	Preparation of aldehydes
US4737595A (en) *	1982-08-30	1988-04-12	Atlantic Richfield Company	Hydrocarbon dehydrogenation
US4927763A (en) *	1984-03-21	1990-05-22	Chr. Hansen's Laboratory, Inc.	Stabilization of dried bacteria extended in particulate carriers
US4560823A (en) *	1984-04-16	1985-12-24	Atlantic Richfield Company	Hydrocarbon dehydrogenation
US4769509A (en) *	1985-07-25	1988-09-06	Atlantic Richfield Company	Reducible metal oxide compositions containing zirconium
US4675465A (en) *	1985-12-30	1987-06-23	Allied Corporation	Dehydrogenation reaction employing hydride forming metals, alloys and intermetallic compounds
US5019263A (en) *	1990-06-05	1991-05-28	Mobil Oil Corp.	Membrane composed of a pure molecular sieve
ES2081060T5 (es) *	1991-11-21	1999-01-16	Bp Chem Int Ltd	Proceso para deshidrogenar hidrocarburos e hidrocarburos oxigenados.

1992
- 1992-09-04 GB GB929218823A patent/GB9218823D0/en active Pending
1993
- 1993-09-01 CA CA002136440A patent/CA2136440C/en not_active Expired - Fee Related
- 1993-09-01 DE DE69322091T patent/DE69322091T2/de not_active Expired - Fee Related
- 1993-09-01 AU AU49725/93A patent/AU666778B2/en not_active Ceased
- 1993-09-01 DE DE69332050T patent/DE69332050T2/de not_active Expired - Fee Related
- 1993-09-01 WO PCT/GB1993/001847 patent/WO1994005608A1/en active IP Right Grant
- 1993-09-01 JP JP50697894A patent/JP3434512B2/ja not_active Expired - Fee Related
- 1993-09-01 ES ES93919483T patent/ES2123664T3/es not_active Expired - Lifetime
- 1993-09-01 EP EP98200533A patent/EP0846745B1/en not_active Expired - Lifetime
- 1993-09-01 NZ NZ255500A patent/NZ255500A/en not_active IP Right Cessation
- 1993-09-01 ES ES98200533T patent/ES2179420T3/es not_active Expired - Lifetime
- 1993-09-01 EP EP93919483A patent/EP0658154B1/en not_active Expired - Lifetime
- 1993-09-03 MY MYPI93001781A patent/MY112234A/en unknown
1994
- 1994-10-31 US US08/331,815 patent/US5550309A/en not_active Expired - Lifetime
- 1994-12-14 NO NO944850A patent/NO308946B1/no not_active IP Right Cessation

Also Published As

Publication number	Publication date
ES2179420T3 (es)	2003-01-16
JPH08501094A (ja)	1996-02-06
DE69332050T2 (de)	2002-12-19
EP0846745B1 (en)	2002-06-19
NO308946B1 (no)	2000-11-20
DE69332050D1 (de)	2002-07-25
WO1994005608A1 (en)	1994-03-17
MY112234A (en)	2001-05-31
NZ255500A (en)	1996-08-27
JP3434512B2 (ja)	2003-08-11
CA2136440A1 (en)	1994-03-17
EP0658154A1 (en)	1995-06-21
AU666778B2 (en)	1996-02-22
AU4972593A (en)	1994-03-29
ES2123664T3 (es)	1999-01-16
NO944850L (no)	1994-12-14
CA2136440C (en)	2004-01-13
EP0658154B1 (en)	1998-11-11
DE69322091D1 (de)	1998-12-17
GB9218823D0 (en)	1992-10-21
US5550309A (en)	1996-08-27
DE69322091T2 (de)	1999-04-01
EP0846745A1 (en)	1998-06-10

Legal Events

Date	Code	Title	Description
2010-04-26	MM1K	Lapsed by not paying the annual fees

Publication	Publication Date	Title
DE69420799T2 (de)	2000-02-10	Dehydrogenierung
DE59303358D1 (de)	1996-09-05	Quaterrylentetracarbonsäureimide
NO944850L (no)	1994-12-14	Dehydrogeneringsprosess
DE59302851D1 (de)	1996-07-11	Sportschuh
NO934380D0 (no)	1993-12-02	Hurtigb}t
BR9305745A (pt)	1997-01-28	Quebra-luz
DE59301902D1 (de)	1996-04-18	Kassenlade
FI931270A (fi)	1993-09-25	Jordborranordning
DE59304139D1 (de)	1996-11-14	Polyanile
BR9301712A (pt)	1993-11-03	Aplainador
DE59301762D1 (de)	1996-04-11	Chlorethylsulfonylbenzaldehyde
FI415U1 (fi)	1992-12-08	Effektenhet
FI606U1 (fi)	1993-03-18	Digiteringsanordning foer bildark
DE59206388D1 (de)	1996-06-27	Kabeleckkanal
BR9202687A (pt)	1994-01-18	Minhoqueira
BR9200295A (pt)	1993-07-20	Aurissima
BR9204065A (pt)	1994-04-26	Soprocóptero
BR9203563A (pt)	1994-03-22	Rotortranca
BR9203235A (pt)	1994-03-01	Compactimer
BR9203234A (pt)	1992-12-29	Sofa-mesa
BR9202793A (pt)	1994-01-25	Portimetro
BR9202723A (pt)	1994-01-18	Pipex
BR9204204A (pt)	1994-05-03	Gabanto
BR9202412A (pt)	1993-12-28	Hidrotermico
BR9201723A (pt)	1992-12-29	Filatorio