[PT032ABE1], Technical Note, Thomas Alva Edison, September 1888
https://edisondigital.rutgers.edu/document/PT032ABE1
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Title
[PT032ABE1], Technical Note, Thomas Alva Edison, September 1888
Editor's Notes
Not in Edison's hand. This is a draft application for Pat. 474,591 Extracting Gold from Sulphide Ores, filed 880912; because coating on gold prevents amalgamation he removes it by applicaton of weaqk nitric acid while adding small quantity of mercurial salt, especially nitrate of mercury
Supplied year and month
Author
Mentioned
Date
1888-09-00
Type
Subject
Folder/Volume ID
PT032ABE-F
Microfilm ID
114:469
Document ID
PT032ABE1
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University