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DK6825C
(en)
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Furnace for the production of sulfuric acid according to the Contact method.
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DK5956C
(en)
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Process for the production of nitric acid or nitric acid.
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DK7140C
(en)
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Procedure for the production of nitric acid from air.
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ES35108A1
(en)
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A new procedure for the concentration of sulfuric acid.
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FR339606A
(en)
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Process for the preparation of new lacquers
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DK4189C
(en)
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Process for the production of sulfuric anhydride.
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DK6755C
(en)
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Procedure for the production of hydrosulfites.
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FR336605A
(en)
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Advanced furnace for the manufacture of ore briquettes
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DK6948C
(en)
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Procedure for the production of boiling by the manufacture of glass.
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FR345752A
(en)
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Furnace
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FR348578A
(en)
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Manufacture of briquettes
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FR353281A
(en)
|
|
Process for the production of paranitrooxyanthraquinones
|
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DK9746C
(en)
|
|
Procedure for Concentration of Nitric Acid by Electrolysis.
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|
FR378110A
(en)
|
|
Process for the production of combustible briquettes
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|
CH31790A
(en)
|
|
Dormant lever escapement
|
|
DK5346C
(en)
|
|
Procedure for the Production of Diastasic Malt Extract.
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FR340379A
(en)
|
|
scaffolding
|
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FR340021A
(en)
|
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Advanced pelletizer
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CH31822A
(en)
|
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Thermal power plant
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FR350208A
(en)
|
|
Combustion process
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DK6165C
(en)
|
|
Procedure for the production of concentrates.
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|
FR340207A
(en)
|
|
Advanced cannetière
|
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DK7037C
(en)
|
|
Method of Making Cement.
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CH31507A
(en)
|
|
Ointment jar
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DK6897C
(en)
|
|
Procedure for the production of nitrogen compounds from the nitrogen of the air.
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