Invention Grant
- Patent Title: Forming constant diameter spherical metal balls
- Patent Title (中): 形成恒定直径球形金属球
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Application No.: US13371431Application Date: 2012-02-11
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Publication No.: US08408448B1Publication Date: 2013-04-02
- Inventor: Claudius Feger , Peter Alfred Gruber , Mark Harrison McLeod , Jae-Woong Nah
- Applicant: Claudius Feger , Peter Alfred Gruber , Mark Harrison McLeod , Jae-Woong Nah
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agent Louis J. Percello; Robert M. Trepp
- Main IPC: B23K31/02
- IPC: B23K31/02
Abstract:
A process and tools for forming spherical metal balls is described incorporating molds, injection molded solder, a liquid or gaseous environment to reduce or remove metal oxides and an unconstrained reflow of metal in a heated liquid or gas and solidification of molten metal in a cooler liquid or gas.
Information query
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