BR9007872A - Processo para recuperacao de areia de fundicao servida - Google Patents
Processo para recuperacao de areia de fundicao servidaInfo
- Publication number
- BR9007872A BR9007872A BR909007872A BR9007872A BR9007872A BR 9007872 A BR9007872 A BR 9007872A BR 909007872 A BR909007872 A BR 909007872A BR 9007872 A BR9007872 A BR 9007872A BR 9007872 A BR9007872 A BR 9007872A
- Authority
- BR
- Brazil
- Prior art keywords
- served
- recovery
- foundation sand
- foundation
- sand
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 238000011084 recovery Methods 0.000 title 1
- 239000004576 sand Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/24—Contaminated soil; foundry sand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
- F23L2900/07005—Injecting pure oxygen or oxygen enriched air
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S241/00—Solid material comminution or disintegration
- Y10S241/10—Foundry sand treatment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT06805089A IT1237296B (it) | 1989-11-28 | 1989-11-28 | Metodo per il recupero delle sabbie di fonderia esauste mediante arrostimento. |
PCT/IT1990/000096 WO1991008068A1 (en) | 1989-11-28 | 1990-11-23 | A method for recovering spent foundry sand by roasting |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9007872A true BR9007872A (pt) | 1992-08-25 |
Family
ID=11307474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR909007872A BR9007872A (pt) | 1989-11-28 | 1990-11-23 | Processo para recuperacao de areia de fundicao servida |
Country Status (12)
Country | Link |
---|---|
US (1) | US5299618A (pt) |
EP (1) | EP0502906B1 (pt) |
JP (1) | JPH05501522A (pt) |
AU (1) | AU647436B2 (pt) |
BR (1) | BR9007872A (pt) |
CA (1) | CA2069749A1 (pt) |
DE (1) | DE69003250T2 (pt) |
ES (1) | ES2045956T3 (pt) |
IT (1) | IT1237296B (pt) |
RU (1) | RU2080203C1 (pt) |
UA (1) | UA25970C2 (pt) |
WO (1) | WO1991008068A1 (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5363779A (en) * | 1993-12-01 | 1994-11-15 | Praxair Technology, Inc. | Systems and processes for pyrolyzing contaminants on foundry sand and combusting the resulting gas |
DE19506539A1 (de) * | 1995-02-24 | 1996-08-29 | Air Liquide Gmbh | Vorrichtung zum Regenerieren von Gießereialtsand |
FR2733302B1 (fr) * | 1995-04-21 | 1997-05-23 | Air Liquide | Procede de traitement par combustion de solides a faible pouvoir calorifique |
US6398139B1 (en) * | 1999-08-23 | 2002-06-04 | Roland Nied | Process for fluidized-bed jet milling, device for carrying out this process and unit with such a device for carrying out this process |
US6631808B2 (en) | 2001-08-07 | 2003-10-14 | Particle And Coating Technologies, Inc. | Air classifier system for the separation of particles |
US6691765B2 (en) | 2001-08-07 | 2004-02-17 | Noram Technology, Ltd. | Products for the manufacture of molds and cores used in metal casting and a method for their manufacture and recycle from crushed rock |
GB0410484D0 (en) * | 2004-05-11 | 2004-06-16 | Ashland Uk Ltd | Reclamation of ester-cured phenolic resin bonded foundry sands |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2553318A (en) * | 1949-05-20 | 1951-05-15 | Herbert S Simpson | Method of reclaiming sand |
DE1526077C3 (de) * | 1966-08-18 | 1975-12-11 | Eckert & Ziegler Gmbh, 8832 Weissenburg | Drehtrommelofen, insbesondere zum Verbrennen von Mül |
JPS5641044A (en) * | 1979-09-10 | 1981-04-17 | Dependable Fordath Inc | Method of casting sheel mold |
JPS56117856A (en) * | 1980-02-18 | 1981-09-16 | Nippon Kokan Keishiyu Kk | Method and device for regeneration of molding sand |
IT1188886B (it) * | 1980-12-24 | 1988-01-28 | Fata Europ Group | Forno di calcinazione a letto fluidizzato particolarmente per il recupero delle sabbie utilizzate in forme ed anime di fonderia |
US4429642A (en) * | 1982-04-16 | 1984-02-07 | Combustion Engineering, Inc. | Thermal reclaimer apparatus for a thermal sand reclamation system |
DE3309379A1 (de) * | 1983-03-16 | 1984-09-20 | Hubert Eirich | Verfahren zur regenerierung von giessereialtsand und vorrichtung zur durchfuehrung des verfahrens |
JPS59215242A (ja) * | 1983-05-23 | 1984-12-05 | Nippon Kokan Keishiyu Kk | 鋳物砂の再生方法 |
US4544013A (en) * | 1983-11-07 | 1985-10-01 | Ford Motor Company | Method of reclaiming sand used in evaporative casting process |
JPS60216949A (ja) * | 1984-04-11 | 1985-10-30 | Nippon Kokan Keishiyu Kk | 鋳物砂の再生方法 |
JPS60250847A (ja) * | 1984-05-25 | 1985-12-11 | Nippon Kokan Keishiyu Kk | 鋳物砂の再生焙焼炉 |
GB8511622D0 (en) * | 1985-05-08 | 1985-06-12 | Richards Structural Steel Co L | Thermal reclamation of industrial sand |
DE3636479A1 (de) * | 1986-10-27 | 1988-05-05 | Foerder & Anlagentechnik Gmbh | Verfahren und anordnung zur thermo-mechanischen regenerierung von schuettguetern, insbesondere von giesserei-altsand |
JPS63180340A (ja) * | 1987-01-22 | 1988-07-25 | Nippon Kokan Keishiyu Kk | 鋳物砂の再生方法 |
-
1989
- 1989-11-28 IT IT06805089A patent/IT1237296B/it active IP Right Grant
-
1990
- 1990-11-23 US US07/859,316 patent/US5299618A/en not_active Expired - Fee Related
- 1990-11-23 DE DE90917565T patent/DE69003250T2/de not_active Expired - Fee Related
- 1990-11-23 EP EP90917565A patent/EP0502906B1/en not_active Expired - Lifetime
- 1990-11-23 CA CA002069749A patent/CA2069749A1/en not_active Abandoned
- 1990-11-23 ES ES90917565T patent/ES2045956T3/es not_active Expired - Lifetime
- 1990-11-23 BR BR909007872A patent/BR9007872A/pt not_active IP Right Cessation
- 1990-11-23 WO PCT/IT1990/000096 patent/WO1991008068A1/en active IP Right Grant
- 1990-11-23 JP JP3500267A patent/JPH05501522A/ja active Pending
- 1990-11-23 AU AU68774/91A patent/AU647436B2/en not_active Ceased
- 1990-11-23 RU SU905052090A patent/RU2080203C1/ru active
- 1990-11-23 UA UA93004233A patent/UA25970C2/uk unknown
Also Published As
Publication number | Publication date |
---|---|
AU6877491A (en) | 1991-06-26 |
CA2069749A1 (en) | 1991-05-29 |
US5299618A (en) | 1994-04-05 |
EP0502906A1 (en) | 1992-09-16 |
IT8968050A0 (it) | 1989-11-28 |
JPH05501522A (ja) | 1993-03-25 |
UA25970C2 (uk) | 1999-02-26 |
EP0502906B1 (en) | 1993-09-08 |
IT1237296B (it) | 1993-05-27 |
WO1991008068A1 (en) | 1991-06-13 |
ES2045956T3 (es) | 1994-01-16 |
DE69003250T2 (de) | 1994-01-05 |
AU647436B2 (en) | 1994-03-24 |
DE69003250D1 (de) | 1993-10-14 |
RU2080203C1 (ru) | 1997-05-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PT93785A (pt) | Processo para a preparacao de derivados de 3-substituido-2-oxindole | |
BR9105097A (pt) | Processo para a regeneracao de areia usada de fundicao | |
BR8802484A (pt) | Processo para a preparacao de isocianatos | |
PT84806B (pt) | Processo para a preparacao de benzopiranos | |
BR9005400A (pt) | Processo para a preparacao de combinacoes de poliimidas | |
BR8906363A (pt) | Processo para producao de tricloromonosilano | |
BR8707028A (pt) | Processo para a preparacao de mercaptometilfenois | |
BR8501206A (pt) | Processo para preparacao de particulas descontinuas | |
PT84072B (pt) | Processo para a preparacao de esteroides aminoglicosidicos | |
PT88180A (pt) | Processo para a preparacao de derivados alquilaminoalcoxifenilo | |
BR9001503A (pt) | Processo para a preparacao de alquil-halogenossilanos | |
PT93629A (pt) | Processo para a preparacao de derivados de tieno-triazolo-diazepina | |
PT89039A (pt) | Processo para a preparacao de l-ramnose | |
PT84233B (pt) | Processo aperfeicoado para a resolucao de 1-aminoindanos | |
BR8803678A (pt) | Processo para a preparacao de polieteramidas | |
PT94008A (pt) | Processo para a preparacao de novos derivados de tieno-triazolo-diazepina | |
BR8506312A (pt) | Processo para a preparacao de n-formil-alfa-aspartil fenilalanina | |
BR9007872A (pt) | Processo para recuperacao de areia de fundicao servida | |
PT96033A (pt) | Processo para a preparacao de flocos | |
PT92808A (pt) | Processo para a preparacao de novos derivados de tetralina | |
BR8706408A (pt) | Processo para a preparacao de aldeidos | |
BR8806351A (pt) | Processo para a preparacao de fenil-ureias | |
BR8904840A (pt) | Processo para producao de n-fosfonometilglicina | |
BR9002408A (pt) | Processo para a producao de poliarilatos | |
PT85608A (pt) | Processo para a preparacao de derivados de fenil-etanolamina |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Decision: intention to grant | ||
PC | Transfer | ||
HHT | Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: republication |
Free format text: TRANSFERIDO DE: PIO FUMAGALLI REFERENCIA: RPI 1412 DE 13/01/98; CODIGO 25.1; ITEM 71 |
|
HHT | Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: republication |
Free format text: TRANSFERIDO DE: PIO FUMAGALLI REFERENCIA: RPI 1441 DE 04/08/98; CODIGO 25.1; ITEM 71. |
|
HHT | Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: republication |
Free format text: TRANSFERIDO DE: PIO FUMAGALLI REFERENCIA: RPI 1449 DE 29/09/98; CODIGO (25.1); ITEM (71) |
|
FG | Letter patent granted | ||
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 23/11/2010 |