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Paper pulp from cereal straws


Publisher
Elsevier Science
Year
1936
Tongue
English
Weight
109 KB
Volume
222
Category
Article
ISSN
0016-0032

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Paper pulp from eucalyptus
๐Ÿ“‚ Article ๐Ÿ“… 1912 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 65 KB

## 97 scratch hardness, loss of weight in a I per cent. acid solution, the amount of carbide, and microscopically. It is concluded that hardened steel always tends to change into a-iron and free cementite. Although this change proceeds imperceptibly at ordinary temperatures, it takes only a few se