Invention Grant
- Patent Title: Boric acid free flux
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Application No.: US15646026Application Date: 2017-07-10
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Publication No.: US10668576B2Publication Date: 2020-06-02
- Inventor: Robert A. Howard
- Applicant: Lincoln Global, Inc
- Applicant Address: US CA Santa Fe Springs
- Assignee: Lincoln Global, Inc.
- Current Assignee: Lincoln Global, Inc.
- Current Assignee Address: US CA Santa Fe Springs
- Agent Kyu Min
- Main IPC: B23K35/36
- IPC: B23K35/36 ; B23K35/362 ; B23K35/00 ; B23K35/02
Abstract:
The invention described herein pertains generally to boric acid free flux composition in which boric acid and/or borax is substituted with a molar equivalent amount of potassium tetraborate tetrahydrate. In some embodiments, a phthalocyanine pigment is used to effect a color change at activation temperature.
Public/Granted literature
- US20170304962A1 Boric Acid Free Flux Public/Granted day:2017-10-26
Information query
IPC分类:
