Chemical News and Journal of Physical Science, Tom 120Chemical news office., 1920 |
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Strona 8
... lead lined , namely , bottom and sides , the latter to a height of 10 feet , all joints being well lead - burned as laid . By carrying the lead bottom up to the height of a foot around the sides , this enabled a thinner lead to be used ...
... lead lined , namely , bottom and sides , the latter to a height of 10 feet , all joints being well lead - burned as laid . By carrying the lead bottom up to the height of a foot around the sides , this enabled a thinner lead to be used ...
Strona 9
... lead . It is made of the best refined Pattisonian process chemical plate lead , with a minimum of seams , special attention given to the strengthening and webbing where needed to ensure its keeping shape , and all is securely timber ...
... lead . It is made of the best refined Pattisonian process chemical plate lead , with a minimum of seams , special attention given to the strengthening and webbing where needed to ensure its keeping shape , and all is securely timber ...
Strona 10
... lead , phosphorus , arsenic , or mercury , or from anthrax or toxic jaundice , contracted in a factory or workshop , to notify the case to the Chief Inspector of Factories at the Home Office ; and a similar obligation is imposed on the ...
... lead , phosphorus , arsenic , or mercury , or from anthrax or toxic jaundice , contracted in a factory or workshop , to notify the case to the Chief Inspector of Factories at the Home Office ; and a similar obligation is imposed on the ...
Strona 21
... Lead and Zinc Mining . Its meetings were resumed under the Chairmanship of Mr. H. B. Betterton , M.P. , on January 6 , 1920 . Mines in the Halkyn District of Flintshire were repre- Dyes Wanted . - German dyes are still being used ...
... Lead and Zinc Mining . Its meetings were resumed under the Chairmanship of Mr. H. B. Betterton , M.P. , on January 6 , 1920 . Mines in the Halkyn District of Flintshire were repre- Dyes Wanted . - German dyes are still being used ...
Strona 22
... lead mining in this country , He suggested that State aid should take the form of a bonus of 7s . 6d . a foot on all approved development work and of a minimum price for the products got in relation to the increase in mining costs since ...
... lead mining in this country , He suggested that State aid should take the form of a bonus of 7s . 6d . a foot on all approved development work and of a minimum price for the products got in relation to the increase in mining costs since ...
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