Invention Grant
- Patent Title: Core material
- Patent Title (中): 核心材料
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Application No.: US10513630Application Date: 2003-04-19
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Publication No.: US07645814B2Publication Date: 2010-01-12
- Inventor: Alexander Schrey , Gotthard Wolf , Rolf Rietzscher
- Applicant: Alexander Schrey , Gotthard Wolf , Rolf Rietzscher
- Applicant Address: CH Schaffhausen
- Assignee: Georg Fischer AG
- Current Assignee: Georg Fischer AG
- Current Assignee Address: CH Schaffhausen
- Agency: Bachman & LaPointe, P.C.
- Priority: DE10227512 20020619
- International Application: PCT/EP03/04107 WO 20030419
- International Announcement: WO04/000484 WO 20031231
- Main IPC: B22C1/02
- IPC: B22C1/02
Abstract:
A method for the production of cores and molds for casting molds, based on a base molding material and an organic or inorganic binding agent and an additive. According to the method, pre-forming substances are used in order to dispense with the use of sizing substances and to prevent the formation of ribs.
Public/Granted literature
- US20050176845A1 Core material Public/Granted day:2005-08-11
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