IT1139188B - Allontanamento di materiale refrattario da componenti - Google Patents

Allontanamento di materiale refrattario da componenti

Info

Publication number: IT1139188B
Authority: IT; Italy
Prior art keywords: removal; components; refractory material; refractory
Prior art date: 1980-10-04

Application number

IT24282/81A

Other languages

English (en)

Other versions

IT8124282A0 (it

Inventor

David Mills

Alan Douglas Kington

Original Assignee

Rolls Royce

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.)

1980-10-04

Filing date

1981-10-02

Publication date

1986-09-24

1981-10-02 Application filed by Rolls Royce filed Critical Rolls Royce

1981-10-02 Publication of IT8124282A0 publication Critical patent/IT8124282A0/it

1986-09-24 Application granted granted Critical

1986-09-24 Publication of IT1139188B publication Critical patent/IT1139188B/it

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/001—Removing cores
- B22D29/002—Removing cores by leaching, washing or dissolving
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Chemical & Material Sciences (AREA)
Materials Engineering (AREA)
Molds, Cores, And Manufacturing Methods Thereof (AREA)
Mold Materials And Core Materials (AREA)
Catalysts (AREA)
Processing Of Solid Wastes (AREA)
Gasification And Melting Of Waste (AREA)

IT24282/81A 1980-10-04 1981-10-02 Allontanamento di materiale refrattario da componenti IT1139188B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8032060A GB2084895A (en)	1980-10-04	1980-10-04	Dissolving refractory materials in particular cores from castings

Publications (2)

Publication Number	Publication Date
IT8124282A0 IT8124282A0 (it)	1981-10-02
IT1139188B true IT1139188B (it)	1986-09-24

Family

ID=10516482

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT24282/81A IT1139188B (it)	1980-10-04	1981-10-02	Allontanamento di materiale refrattario da componenti

Country Status (11)

Country	Link
US (1)	US4552198A (it)
EP (1)	EP0061479B1 (it)
JP (1)	JPS57501471A (it)
AU (1)	AU543972B2 (it)
BE (1)	BE890608A (it)
CA (1)	CA1174949A (it)
DK (1)	DK249182A (it)
GB (1)	GB2084895A (it)
IL (1)	IL63978A (it)
IT (1)	IT1139188B (it)
WO (1)	WO1982001144A1 (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2126569B (en) *	1982-09-04	1986-01-15	Rolls Royce	Non-silica based ceramic cores for castings
GB2126931B (en) *	1982-09-04	1986-04-23	Rolls Royce	Dissolving ceramic materials
US5810552A (en) *	1992-02-18	1998-09-22	Allison Engine Company, Inc.	Single-cast, high-temperature, thin wall structures having a high thermal conductivity member connecting the walls and methods of making the same
US5295530A (en)	1992-02-18	1994-03-22	General Motors Corporation	Single-cast, high-temperature, thin wall structures and methods of making the same
GB2266677B (en) *	1992-05-08	1995-02-01	Rolls Royce Plc	Improvements in or relating to the leaching of ceramic materials
US6132520A (en) *	1998-07-30	2000-10-17	Howmet Research Corporation	Removal of thermal barrier coatings
GB2349393A (en) *	1999-04-23	2000-11-01	Rover Group	Removal of ceramic pattern from spray cast metal objects
DE60322367D1 (de) *	2002-04-11	2008-09-04	Rolls Royce Corp	Verfahren und vorrichtung zum entfernen von keramikmaterial von gusskomponenten
US8409493B2 (en) *	2009-08-06	2013-04-02	Rolls-Royce Corporation	Systems and methods for leaching a material from an object
US8828214B2 (en)	2010-12-30	2014-09-09	Rolls-Royce Corporation	System, method, and apparatus for leaching cast components
GB201903484D0 (en)	2019-03-14	2019-05-01	Rolls Royce Plc	A method of removing a ceramic coating from a ceramic coated metallic article

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3018170A (en) *	1959-07-13	1962-01-23	Soloducha Nicolas	Pressure leaching apparatus
US3044087A (en) *	1959-11-17	1962-07-17	Powers Alex	Apparatus for eliminating ceramic cores
US3563711A (en) *	1968-07-18	1971-02-16	Trw Inc	Process for removal of siliceous cores from castings
SU370281A1 (ru) *	1970-07-06	1973-02-15		СПОСОБ ОЧИСТКИ отливок
US3824113A (en) *	1972-05-08	1974-07-16	Sherwood Refractories	Method of coating preformed ceramic cores
US4043377A (en) *	1976-08-20	1977-08-23	The United States Of America As Represented By The Secretary Of The Air Force	Method for casting metal alloys
JPS53100926A (en) *	1977-02-16	1978-09-02	Riken Piston Ring Ind Co Ltd	Sand removing method of casted article
US4102689A (en) *	1977-03-09	1978-07-25	General Electric Company	Magnesia doped alumina core material
US4162173A (en) *	1977-03-09	1979-07-24	General Electric Company	Molten salt leach for removal of inorganic cores from directionally solidified eutectic alloy structures
US4141781A (en) *	1977-10-06	1979-02-27	General Electric Company	Method for rapid removal of cores made of βAl2 O3 from directionally solidified eutectic and superalloy and superalloy materials
US4134777A (en) *	1977-10-06	1979-01-16	General Electric Company	Method for rapid removal of cores made of Y2 O3 from directionally solidified eutectic and superalloy materials
US4184885A (en) *	1979-01-25	1980-01-22	General Electric Company	Alumina core having a high degree of porosity and crushability characteristics
JPS5827984A (ja) *	1981-08-10	1983-02-18	Kurisutaru Eng Kk	アルミニウム及びその合金のアルカリエツチング液の再生方法

1980
- 1980-10-04 GB GB8032060A patent/GB2084895A/en not_active Withdrawn
1981
- 1981-09-30 CA CA000386987A patent/CA1174949A/en not_active Expired
- 1981-10-01 IL IL63978A patent/IL63978A/xx unknown
- 1981-10-02 WO PCT/GB1981/000216 patent/WO1982001144A1/en active IP Right Grant
- 1981-10-02 IT IT24282/81A patent/IT1139188B/it active
- 1981-10-02 EP EP81902742A patent/EP0061479B1/en not_active Expired
- 1981-10-02 BE BE0/206153A patent/BE890608A/fr not_active IP Right Cessation
- 1981-10-02 AU AU76416/81A patent/AU543972B2/en not_active Ceased
- 1981-10-02 JP JP56503197A patent/JPS57501471A/ja active Pending
- 1981-10-02 US US06/387,890 patent/US4552198A/en not_active Expired - Lifetime
1982
- 1982-06-03 DK DK249182A patent/DK249182A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
BE890608A (fr)	1982-02-01
DK249182A (da)	1982-06-03
WO1982001144A1 (en)	1982-04-15
JPS57501471A (it)	1982-08-19
EP0061479B1 (en)	1986-09-10
AU7641681A (en)	1982-05-11
US4552198A (en)	1985-11-12
CA1174949A (en)	1984-09-25
IL63978A (en)	1984-03-30
GB2084895A (en)	1982-04-21
EP0061479A1 (en)	1982-10-06
IL63978A0 (en)	1982-01-31
IT8124282A0 (it)	1981-10-02
AU543972B2 (en)	1985-05-09

Publication	Publication Date	Title
FI812067L (fi)	1982-01-02	Interferoner och process foer deras framstaellning
DK178781A (da)	1981-10-23	Percutanapparat
FI810313L (fi)	1981-08-06	Foerfarande foer rening av avfallsoljor
IT1139188B (it)	1986-09-24	Allontanamento di materiale refrattario da componenti
FI813648L (fi)	1982-05-20	Rening av cellulosa- och staerkelseetrar
IT1139435B (it)	1986-09-24	Disposizione di trasportatori
FI822575A0 (fi)	1982-07-21	Foerfarande och anlaeggning foer rening av vatten
BR8101781A (pt)	1981-09-29	Composicao refrataria
FI822920A0 (fi)	1982-08-23	Foerfarande foer rening av roekgaser fraon vaermeanlaeggningar och reningsanlaeggningar foer utfoerande av foerfarandet
FI834344A0 (fi)	1983-11-28	Foerfarande foer rening och fraktionering av heparin
FI811176L (fi)	1981-10-18	Foerfarande foer framstaellning av fluorenderivat
FI813527L (fi)	1982-05-11	Foerbaettrade makrolidantibiotika
FI830115L (fi)	1983-07-15	Foerfarande foer rening av avfallspapper
BR8100237A (pt)	1981-08-04	Composicao refrataria
BR8108941A (pt)	1982-12-14	Remocao de composicoes de hidrocarboneto
FI832339L (fi)	1983-12-29	Foerfarande foer rening av fenol
FI811471L (fi)	1981-11-15	Karbapenamer och karbapen-2-emer och process daerfoer
FI812937L (fi)	1982-03-24	Foerfarande och anordning foer rening av avfall
FI813937L (fi)	1982-06-12	Buspiron-process
FI820085L (fi)	1982-01-12	Process foer framstaellning av braensle
FI830047L (fi)	1983-07-15	Foerfarande foer rening av magnesium-raomaterial
DE3175307D1 (en)	1986-10-16	Removing refractory material from components
FI812231L (fi)	1982-01-20	Anordning foer mekanisk behandling av skivformiga raomaterial
IT1168033B (it)	1987-05-20	Materiale refrattario
JPS5760181A (en)	1982-04-10	Removal of slag