BR0010137A - Gases de cobertura - Google Patents
Gases de coberturaInfo
- Publication number
- BR0010137A BR0010137A BR0010137-0A BR0010137A BR0010137A BR 0010137 A BR0010137 A BR 0010137A BR 0010137 A BR0010137 A BR 0010137A BR 0010137 A BR0010137 A BR 0010137A
- Authority
- BR
- Brazil
- Prior art keywords
- gwp
- composition
- gases
- cover gases
- cover
- Prior art date
Links
- 239000007789 gas Substances 0.000 title abstract 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- 229910000861 Mg alloy Inorganic materials 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 239000012159 carrier gas Substances 0.000 abstract 1
- 229910052731 fluorine Inorganic materials 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- 238000010792 warming Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/02—Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
- B22D21/04—Casting aluminium or magnesium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/006—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with use of an inert protective material including the use of an inert gas
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
- A62D1/0092—Gaseous extinguishing substances, e.g. liquefied gases, carbon dioxide snow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/002—Castings of light metals
- B22D21/007—Castings of light metals with low melting point, e.g. Al 659 degrees C, Mg 650 degrees C
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/02—Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/003—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using inert gases
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/20—Obtaining alkaline earth metals or magnesium
- C22B26/22—Obtaining magnesium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
Abstract
Patente de Invenção: "GASES DE COBERTURA". Uma composição de gás de cobertura para proteger uma liga de magnésio/magnésio fundida inclui um agente inibidor contendo flúor e um gás de transporte. Cada componente da composição tem um Potencial de Aquecimento Global (GWP) (com relação ao GWP absoluto para o dióxido de carbono a um horizonte de tempo de 100 anos) de menos que 5000.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPQ0015A AUPQ001599A0 (en) | 1999-04-28 | 1999-04-28 | Gaseous compositions |
PCT/AU2000/000393 WO2000064614A1 (en) | 1999-04-28 | 2000-04-28 | Cover gases |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0010137A true BR0010137A (pt) | 2002-01-22 |
Family
ID=3814215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0010137-0A BR0010137A (pt) | 1999-04-28 | 2000-04-28 | Gases de cobertura |
Country Status (27)
Country | Link |
---|---|
US (1) | US6929674B1 (pt) |
EP (1) | EP1204499B1 (pt) |
JP (1) | JP2002541999A (pt) |
KR (1) | KR100705885B1 (pt) |
CN (1) | CN1193107C (pt) |
AT (1) | ATE335863T1 (pt) |
AU (2) | AUPQ001599A0 (pt) |
BG (1) | BG106138A (pt) |
BR (1) | BR0010137A (pt) |
CA (1) | CA2371160C (pt) |
CZ (1) | CZ20013817A3 (pt) |
DE (1) | DE60029970T8 (pt) |
HU (1) | HUP0200990A3 (pt) |
IL (2) | IL146167A0 (pt) |
IS (1) | IS6131A (pt) |
MX (1) | MXPA01010941A (pt) |
NO (1) | NO20015264L (pt) |
NZ (1) | NZ515084A (pt) |
PL (1) | PL193694B1 (pt) |
RU (1) | RU2246548C2 (pt) |
SK (1) | SK15562001A3 (pt) |
TR (1) | TR200103096T2 (pt) |
TW (1) | TW500805B (pt) |
UA (1) | UA73500C2 (pt) |
WO (1) | WO2000064614A1 (pt) |
YU (1) | YU84601A (pt) |
ZA (1) | ZA200108862B (pt) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6398844B1 (en) * | 2000-02-07 | 2002-06-04 | Air Products And Chemicals, Inc. | Blanketing molten nonferrous metals and alloys with gases having reduced global warming potential |
US6685764B2 (en) * | 2000-05-04 | 2004-02-03 | 3M Innovative Properties Company | Processing molten reactive metals and alloys using fluorocarbons as cover gas |
US6780220B2 (en) | 2000-05-04 | 2004-08-24 | 3M Innovative Properties Company | Method for generating pollution credits while processing reactive metals |
US6537346B2 (en) | 2000-05-04 | 2003-03-25 | 3M Innovative Properties Company | Molten magnesium cover gas using fluorocarbons |
US8465452B2 (en) * | 2003-02-21 | 2013-06-18 | 3Dt Holdings, Llc | Devices, systems, and methods for removing stenotic lesions from vessels |
JP4637594B2 (ja) * | 2005-01-20 | 2011-02-23 | 大陽日酸株式会社 | マグネシウムの溶解方法および溶解装置 |
JP2006258347A (ja) * | 2005-03-16 | 2006-09-28 | Taiyo Nippon Sanso Corp | マグネシウム溶解装置及びマグネシウム溶解装置へのカバーガス供給方法 |
JP4627045B2 (ja) * | 2005-04-27 | 2011-02-09 | セントラル硝子株式会社 | 金属製造保護ガス |
KR101005357B1 (ko) | 2005-12-01 | 2010-12-30 | 고쿠리츠다이가쿠호진 나가오카기쥬츠가가쿠다이가쿠 | 마그네슘/마그네슘 합금 제조 보호가스 조성물 및 연소방지방법 |
US20100242677A1 (en) * | 2006-07-03 | 2010-09-30 | Honeywell International Inc. | Non-ferrous metal cover gases |
US20080003127A1 (en) * | 2006-07-03 | 2008-01-03 | Honeywell International Inc. | Non-Ferrous Metal Cover Gases |
US7807074B2 (en) | 2006-12-12 | 2010-10-05 | Honeywell International Inc. | Gaseous dielectrics with low global warming potentials |
ITMI20070046A1 (it) * | 2007-01-15 | 2008-07-16 | Rivoira Spa | Atmosfera inerte per impianti di fusione di leghe di metalli leggeri e procedimento e impianto di fusione di queste leghe con l'uso della detta atmosfera inerte |
JP2008173665A (ja) * | 2007-01-18 | 2008-07-31 | Nagaoka Univ Of Technology | 溶融マグネシウム/マグネシウム合金の燃焼を防止する保護ガス組成物および溶融マグネシウム/マグネシウム合金の燃焼防止方法 |
DE102008055639A1 (de) * | 2008-11-03 | 2010-05-06 | Volkswagen Ag | Schutzgas zum Schutz von geschmolzenem Magnesium |
CN102069173B (zh) * | 2011-02-21 | 2012-06-27 | 山西省精工镁技术研究所 | 镁及镁合金熔体用的低碳型混合保护气体的制备方法 |
CN104524714B (zh) * | 2014-12-30 | 2017-08-15 | 北京化工大学 | 一种生产设备中易自燃自热材料的气相致钝消敏方法 |
CN106862536A (zh) * | 2017-02-19 | 2017-06-20 | 山东银光钰源轻金属精密成型有限公司 | 一种新型镁合金气体保护新工艺 |
CN110860675B (zh) * | 2019-11-12 | 2021-04-02 | 上海交通大学 | 一种铸造过程中镁合金熔体的保护方法 |
CN112264601A (zh) * | 2020-09-30 | 2021-01-26 | 青海海镁特镁业有限公司 | 用于镁合金生产过程的环保型混合式保护气体及其应用 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1972317A (en) * | 1932-06-17 | 1934-09-04 | Dow Chemical Co | Method for inhibiting the oxidation of readily oxidizable metals |
US4214899A (en) * | 1979-03-09 | 1980-07-29 | Union Carbide Corporation | Method for the addition of a reactive metal to a molten metal bath |
DE3425400A1 (de) * | 1984-07-10 | 1986-01-16 | Stefan 8750 Aschaffenburg Hill | D-loeschmittel und verwendung |
JP2580075B2 (ja) * | 1989-08-21 | 1997-02-12 | グレート・レークス・ケミカル・コーポレーション | ヒドロフルオロカーボンを用いる消火方法及び消火用ブレンド |
US5115868A (en) * | 1989-10-04 | 1992-05-26 | E. I. Du Pont De Nemours And Company | Fire extinguishing composition and process |
JPH05214384A (ja) * | 1992-02-06 | 1993-08-24 | Asahi Chem Ind Co Ltd | 2h,5h−パーフルオロヘキサン洗浄用溶剤 |
JPH08143985A (ja) * | 1994-11-24 | 1996-06-04 | Tokai Rika Co Ltd | マグネシウム溶湯の燃焼防止用保護ガス導入装置 |
US5718293A (en) * | 1995-01-20 | 1998-02-17 | Minnesota Mining And Manufacturing Company | Fire extinguishing process and composition |
DE19510024C2 (de) * | 1995-03-20 | 1997-02-06 | Hoechst Ag | Verfahren zur Herstellung von Pentafluorethan (R 125) |
AUPN716195A0 (en) * | 1995-12-14 | 1996-01-18 | Australian Magnesium Corporation Pty Ltd | Ingot mould system |
US5855647A (en) * | 1997-05-15 | 1999-01-05 | American Air Liquide, Inc. | Process for recovering SF6 from a gas |
JPH11264078A (ja) | 1998-03-18 | 1999-09-28 | Hitachi Ltd | Mg合金部材及びその用途とその処理液及びその製造法 |
US6537346B2 (en) * | 2000-05-04 | 2003-03-25 | 3M Innovative Properties Company | Molten magnesium cover gas using fluorocarbons |
-
1999
- 1999-04-28 AU AUPQ0015A patent/AUPQ001599A0/en not_active Abandoned
-
2000
- 2000-04-28 UA UA2001118004A patent/UA73500C2/uk unknown
- 2000-04-28 JP JP2000613596A patent/JP2002541999A/ja active Pending
- 2000-04-28 CN CNB008081468A patent/CN1193107C/zh not_active Expired - Fee Related
- 2000-04-28 US US10/031,813 patent/US6929674B1/en not_active Expired - Fee Related
- 2000-04-28 CA CA002371160A patent/CA2371160C/en not_active Expired - Fee Related
- 2000-04-28 CZ CZ20013817A patent/CZ20013817A3/cs unknown
- 2000-04-28 TR TR2001/03096T patent/TR200103096T2/xx unknown
- 2000-04-28 PL PL00356213A patent/PL193694B1/pl not_active IP Right Cessation
- 2000-04-28 BR BR0010137-0A patent/BR0010137A/pt not_active IP Right Cessation
- 2000-04-28 AU AU40930/00A patent/AU766844B2/en not_active Ceased
- 2000-04-28 DE DE60029970T patent/DE60029970T8/de active Active
- 2000-04-28 YU YU84601A patent/YU84601A/sh unknown
- 2000-04-28 SK SK1556-2001A patent/SK15562001A3/sk unknown
- 2000-04-28 KR KR1020017013855A patent/KR100705885B1/ko not_active IP Right Cessation
- 2000-04-28 RU RU2001132319/02A patent/RU2246548C2/ru not_active IP Right Cessation
- 2000-04-28 WO PCT/AU2000/000393 patent/WO2000064614A1/en active IP Right Grant
- 2000-04-28 AT AT00920274T patent/ATE335863T1/de active
- 2000-04-28 EP EP00920274A patent/EP1204499B1/en not_active Expired - Lifetime
- 2000-04-28 IL IL14616700A patent/IL146167A0/xx active IP Right Grant
- 2000-04-28 HU HU0200990A patent/HUP0200990A3/hu unknown
- 2000-04-28 NZ NZ515084A patent/NZ515084A/en not_active IP Right Cessation
- 2000-04-28 MX MXPA01010941A patent/MXPA01010941A/es active IP Right Grant
- 2000-05-04 TW TW089108130A patent/TW500805B/zh not_active IP Right Cessation
-
2001
- 2001-10-25 IL IL146167A patent/IL146167A/en not_active IP Right Cessation
- 2001-10-26 NO NO20015264A patent/NO20015264L/no not_active Application Discontinuation
- 2001-10-26 ZA ZA200108862A patent/ZA200108862B/xx unknown
- 2001-10-26 IS IS6131A patent/IS6131A/is unknown
- 2001-11-23 BG BG106138A patent/BG106138A/bg unknown
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Legal Events
Date | Code | Title | Description |
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B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/04/2000, OBSERVADAS AS CONDICOES LEGAIS. |
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B24H | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi) | ||
B24F | Patent annual fee: publication cancelled |
Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2259 DE 22/04/2014 POR TER SIDO INDEVIDA. |
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B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE AS 13A, 14A, 15A, 16A, 17A, 18A, 19A E 20A ANUIDADES. |
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B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |