EP 1674173 A4 20061220 - CORE FOR USE IN CASTING
Title (en)
CORE FOR USE IN CASTING
Title (de)
KERN ZUR VERWENDUNG BEIM GIESSEN
Title (fr)
POIN ON DE COULAGE
Publication
Application
Priority
- JP 2004013669 W 20040917
- JP 2003324778 A 20030917
Abstract (en)
[origin: EP1674173A1] A salt core (2) is formed by casting a mixed material of a salt material and a ceramic material. Any one of a chloride, bromide, carbonate, and sulfate of potassium or sodium is used as the salt material. As the ceramic material, granular one having a density falling within a range of 2.2 g/cm 3 (exclusive) to 4 g/cm 3 (inclusive) is used.
IPC 8 full level
B22C 1/00 (2006.01); B22C 1/18 (2006.01); B22C 9/10 (2006.01)
CPC (source: EP US)
B22C 9/105 (2013.01 - EP US)
Citation (search report)
- [X] GB 1179241 A 19700128 - UNILEVER LTD [GB]
- [X] US 4629708 A 19861216 - ALEXANDER KEVIN [GB], et al
- [X] GB 1111225 A 19680424 - WELLWORTHY LTD
- [X] GB 1325737 A 19730808 - TOYOTA MOTOR CO LTD
- [X] US 3459253 A 19690805 - WOOLCOTT ARTHUR JOHN
- [X] WO 0102112 A1 20010111 - TECHNOLOGY UNION CO LTD [KR], et al
- [X] US 4667727 A 19870526 - BARLOW JOHN [GB], et al
- See references of WO 2005028142A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1674173 A1 20060628; EP 1674173 A4 20061220; EP 1674173 B1 20110126; AT E496713 T1 20110215; DE 602004031244 D1 20110310; EP 2316592 A1 20110504; JP 4516024 B2 20100804; JP WO2005028142 A1 20071115; US 2006185815 A1 20060824; WO 2005028142 A1 20050331
DOCDB simple family (application)
EP 04773288 A 20040917; AT 04773288 T 20040917; DE 602004031244 T 20040917; EP 10011655 A 20040917; JP 2004013669 W 20040917; JP 2005514063 A 20040917; US 37712506 A 20060316