Convention, Volume 1;Volume 33;Volume 38 |
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Halaman 313
... treated with other poles , as they require a severer treatment . 3. Very old dry poles should not be treated in the same run with timber just seasoned . 4. Seasoned pine can be very successfully treated with creosote with absorptions up ...
... treated with other poles , as they require a severer treatment . 3. Very old dry poles should not be treated in the same run with timber just seasoned . 4. Seasoned pine can be very successfully treated with creosote with absorptions up ...
Halaman 321
... treated in a zinc chloride solution heated to 210 degrees Fahrenheit for one to four hours and allowed to cool , averaged an absorption of four pounds per cubic foot . This treatment is unnecessarily long for poles so well seasoned ...
... treated in a zinc chloride solution heated to 210 degrees Fahrenheit for one to four hours and allowed to cool , averaged an absorption of four pounds per cubic foot . This treatment is unnecessarily long for poles so well seasoned ...
Halaman 330
... treated poles would have a life as follows : Copper sulphate Zinc chloride Dead oil of coal - tar . Corrosive sublimate 25 years 66 25 66 35 28 66 and untreated poles 25 years . The surplus thus obtained has accordingly been added to ...
... treated poles would have a life as follows : Copper sulphate Zinc chloride Dead oil of coal - tar . Corrosive sublimate 25 years 66 25 66 35 28 66 and untreated poles 25 years . The surplus thus obtained has accordingly been added to ...
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7Report of Committee on Membership H H ScorŠ³ | xiii |
8Report of Official Representative on National Conser | xxi |
1PaperLatitude in Commercialism By ARTHUR | xxiii |
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