A “bubbler” laboratory fractionating col
✍
H.T. Clarke; E.J. Rahr
📂
Article
📅
1926
🏛
Elsevier Science
🌐
English
⚖ 40 KB
PROPER film splicing should be done automatically. It was found that there is no difference in strength between the 0.156inch and the o.o78-inch splice. The use of a proper scraper with a square edge is recommended. Time increases the strength of splices, but this effect may be replaced largely by