EP 3124134 A4 20171122 - GREEN SAND FOR CASTING OF STEEL CASTINGS, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING METAL CASTINGS USING SAID GREEN SAND
Title (en)
GREEN SAND FOR CASTING OF STEEL CASTINGS, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING METAL CASTINGS USING SAID GREEN SAND
Title (de)
NASSGUSSSAND ZUM GIESSEN VON STAHL, HERSTELLUNGSVERFAHREN DAFÜR UND VERFAHREN ZUR HERSTELLUNG VON METALLGUSSSTÜCKEN MIT DIESEM NASSGUSSSAND
Title (fr)
SABLE VERT POUR COULAGE DE PIÈCES COULÉES EN ACIER, PROCÉDÉ DE PRODUCTION ASSOCIÉ, ET PROCÉDÉ DE PRODUCTION DE PIÈCES COULÉES EN MÉTAL À L'AIDE DUDIT SABLE VERT
Publication
Application
Priority
- JP 2014063452 A 20140326
- JP 2015059156 W 20150325
Abstract (en)
[origin: EP3124134A1] A green sand mold for producing a cast steel article, which is formed by casting sand comprising sand, a binder, and 3 parts or less by mass of a carbonaceous component per 100 parts by mass of sand, and provided with a coating layer of a thermosetting resin formed at least on a recess including a cavity for forming the cast steel article, the coating layer having average hardness (measured by a self-hardening hardness meter) of 50-95 and a thickness of 0.5-2.5 mm.
IPC 8 full level
B22C 3/00 (2006.01); B22C 1/00 (2006.01); B22C 1/10 (2006.01); B22C 9/02 (2006.01)
CPC (source: EP KR US)
B22C 1/181 (2013.01 - EP US); B22C 1/20 (2013.01 - EP US); B22C 3/00 (2013.01 - EP KR US); B22C 9/02 (2013.01 - EP KR US); B22C 9/12 (2013.01 - EP KR US); B22D 23/00 (2013.01 - EP US)
Citation (search report)
- [E] EP 3053671 A1 20160810 - HITACHI METALS LTD [JP]
- [I] JP 2009125799 A 20090611 - AISIN TAKAOKA LTD
- [A] US 2313674 A 19430309 - SALZBERG HAROLD K, et al
- [A] DE 2326040 A1 19731220 - KOMATSU MFG CO LTD
- [A] DE 102007041858 A1 20080508 - FORD MOTOR CO [US]
- [T] ANONYMOUS: "Green Sand Mold Hardness Tester", 1 January 2007 (2007-01-01), Japan, XP055413906, Retrieved from the Internet <URL:http://nakayama-meps.co.jp/english/pdf/nk-021.pdf> [retrieved on 20171010]
- See references of WO 2015147069A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3124134 A1 20170201; EP 3124134 A4 20171122; CN 106132587 A 20161116; CN 106132587 B 20181106; JP 6536568 B2 20190703; JP WO2015147069 A1 20170413; KR 102228467 B1 20210315; KR 20160138089 A 20161202; US 2017080481 A1 20170323; WO 2015147069 A1 20151001
DOCDB simple family (application)
EP 15769938 A 20150325; CN 201580015648 A 20150325; JP 2015059156 W 20150325; JP 2016510433 A 20150325; KR 20167027474 A 20150325; US 201515126086 A 20150325