ES148A3 -
Means and procedures used to facilitate the absorption of gases by solids and the reaction of gases on solids in the manufacture of bleaching powders, sulphides and sulfates of soda and potash and purification of coal gas.
- Google Patents
Means and procedures used to facilitate the absorption of gases by solids and the reaction of gases on solids in the manufacture of bleaching powders, sulphides and sulfates of soda and potash and purification of coal gas.
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ES148A1878-12-051878-12-05
Means and procedures used to facilitate the absorption of gases by solids and the reaction of gases on solids in the manufacture of bleaching powders, sulphides and sulfates of soda and potash and purification of coal gas.
ExpiredES148A3
(en)
Means and procedures used to facilitate the absorption of gases by solids and the reaction of gases on solids in the manufacture of bleaching powders, sulphides and sulfates of soda and potash and purification of coal gas.
Means and procedures used to facilitate the absorption of gases by solids and the reaction of gases on solids in the manufacture of bleaching powders, sulphides and sulfates of soda and potash and purification of coal gas.
Means and procedures used to facilitate the absorption of gases by solids and the reaction of gases on solids in the manufacture of bleaching powders, sulphides and sulfates of soda and potash and purification of coal gas.