DK2346C
(en)
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Process for the production of soot-free combustion acetylene.
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DK2271C
(en)
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Apparatus for the production of acetylene.
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DK1936C
(en)
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Apparatus for the production of acetylene.
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DK2451C
(en)
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Procedure for the production of immutable ink (carbon ink).
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DK1753C
(en)
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Procedure for the Production of Graphite.
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DK3445C
(en)
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Apparatus for the production of acetylene.
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DK2342C
(en)
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Procedure for the Production of β-Jonon.
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ES23832A1
(en)
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An improved apparatus for the production of acetylene gas.
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DK2719C
(en)
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Hand Machine for the Development of Acetylene.
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DK3266C
(en)
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Device for Apparatus for the Production of Acetylene.
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DK3510C
(en)
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Device for Apparatus for the Production of Acetylene.
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DK1275C
(en)
|
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Apparatus for the production of acetylene gas.
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DK3680C
(en)
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Apparatus for the production of acetylene.
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DK4103C
(en)
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Apparatus for the production of acetylene.
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DK2679C
(en)
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Acetylene plant.
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DK2718C
(en)
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Acetylene plant.
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GB189914124A
(en)
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An Improved Apparatus for the Production of Acetylene Gas.
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CH20583A
(en)
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Acetylene lantern
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ES23934A1
(en)
|
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An apparatus for the production of acetylene gas.
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DK1170C
(en)
|
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Procedure for the production of water gas.
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DK23175C
(en)
|
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Process for the production of acetaldehyde from acetylene.
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DK27724C
(en)
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Process for the production of acetaldehyde from acetylene.
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ES24198A1
(en)
|
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An apparatus for the automatic production of acetylene gas.
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DK1410C
(en)
|
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Procedure for the Production of Oxalic Acid.
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DK3811C
(en)
|
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Device for Apparatus for the Production of Acetylene.
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