[N312049], Technical Note, Thomas Alva Edison, July 4th, 1886
https://edisondigital.rutgers.edu/document/N312049
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Title
[N312049], Technical Note, Thomas Alva Edison, July 4th, 1886
Editor's Notes
pp. 49-53 "Lamp Expts Bichloride of platinum combines with Hg forming I spose HgCL & amalgam of P & Hg. Try anthracene & other HC compounds to absorb Iodine pent chlorides are I think prone to give off chlorine Try these Try phophorous vitrous & Red to absorb HG-- Try pent chlroide Anitmony for Hg-- one atom Cl very loose mix oxide Magnesium roll out cut filiment also oxide others infusible dry then soak in Licorice or sugar or tar, dry then carbonize-- High Res lamps Coating Carbon with Boron claim decomp Chl Boron also Flouride Borons Might mix Licorice, Tar, Sugar or Dextrine, or Tragocanth with oxide of mag etc roll out & cut in filiments carbonize Try iron filiment & chloride carbon-- also in presence of H, also Cynogen gas from Cynide Mercury or Silver to make filiment disolve out iron"; p. 54 (drawing with label iron point to filament) first wash water then absolute alcohol. Then on other pump get vac-- break & rinse with Benzol-- get vac-- heat lamp & light iron wire"
Author
Date
1886-07-04
Type
Folder/Volume ID
N312-F
Microfilm ID
42:413
Document ID
N312049
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University