DK8113C
(en)
|
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Procedure for Utilization of Water Gas Tar.
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DK7904C
(en)
|
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Procedure for the manufacture of roofing felt.
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DK10393C
(en)
|
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Procedure for the production of water gas.
|
DK7540C
(en)
|
|
Gas Production Procedure.
|
DK7637C
(en)
|
|
Procedure for the manufacture of briquettes.
|
DK7602C
(en)
|
|
Procedure for the Synthetic Production of Cyan Hydrogen.
|
DK6755C
(en)
|
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Procedure for the production of hydrosulfites.
|
DK6356C
(en)
|
|
Device for Assembly of Chairs.
|
DK11289C
(en)
|
|
Procedure for the Production of Carbide.
|
DK11259C
(en)
|
|
Procedure for the Production of Carbide.
|
DK8977C
(en)
|
|
Procedure for Purifying Water.
|
DK7301C
(en)
|
|
Procedure for the Production of Oxygen.
|
DK6389C
(en)
|
|
Device for Appliances for Gas Production.
|
DK8166C
(en)
|
|
Procedure for the Production of Oil Gas.
|
DK10936C
(en)
|
|
Procedure for Increasing the Durability of Roofing felt.
|
DK11286C
(en)
|
|
Procedure for the Manufacture of Carbide Nitrogen Compounds.
|
ES35325A1
(en)
|
|
A procedure for the utilization of water gas tar.
|
DK7199C
(en)
|
|
Procedure for Manufacturing Lime Sandstone.
|
DK9279C
(en)
|
|
Procedure for the Production of Carbide.
|
DK9741C
(en)
|
|
Procedure for the Production of Carbide.
|
DK6897C
(en)
|
|
Procedure for the production of nitrogen compounds from the nitrogen of the air.
|
DK6534C
(en)
|
|
Procedure for Manufacturing Fireproof Roofs.
|
DK10127C
(en)
|
|
Procedure for the manufacture of hard-to-combustible roofing felt.
|
DK7028C
(en)
|
|
Procedure for Making Artificial Granite.
|
DK9170C
(en)
|
|
Procedure with associated Water Purification Apparatus.
|