Nation projector carbons (1935)

Record Details:

Title:
Nation projector carbons
Date:
1935
Publisher:
Toronto : Canadian National Carbon Company Ltd.
Volume:
Nation projector carbons
Leaf #:
00016
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
May 30, 2024
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National Projector Carbons Figure 2 Section of Lampblack Furnace Room All solid materials used in the manufacture of carbon must first be reduced to a fine powder, usually referred to as flour. In Figure 4 may be seen the crushing and milling equipment by means of which this pulverizing of the carbon is effected. The crude Figure r* A View of the Laboratory raw materials pass through these mills and the resulting flour, blended with portions of preceding lots to maintain a maximum degree of uniformity, is stored in bins awaiting the preparation of a carbon mix. 12