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SU47137A1
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The method of producing fertilizer containing nitrogen, phosphorus, magnesium and active silicic acid
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SU35857A1
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The method of producing fertilizers containing phosphorus, magnesium and active silicic acid
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The method of producing ammonia and sulfuric acid
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FR809993A
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Preparation of 1. 4. 5-tribenzoylamino-8-oxyanthraquinones
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The method of producing phosphoric acid
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The method of producing fluorosilicic acid
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SU44931A1
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The method of producing cyclohexanecarboxylic acid alhydride
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The method of producing halalite
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The method of producing tannate iron
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The method of converting yellow phosphorus to red
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The method of producing tetra-chlorophthalic acid
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SU44581A1
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The lock to the block device of distribution type
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SU47497A1
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Method of preparation of insecticide to control mealybug
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SU48377A1
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Method of production of fertilizer
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Bolt head
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SU45927A1
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The method of producing acetylene
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The method of obtaining hydrocyanic acid
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The method of obtaining active silicic acid
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The method of preparation of viscose solution
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SU47043A1
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Method of making dies
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SU48959A1
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Method for making grease
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Method of making art objects
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SU47342A1
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Radio
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SU44821A1
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Razborna Spade Shield
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FR735765A
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Process for the preparation of n-chlorosulfonylamides, n-chlorosulfonylsulfonamides and aryl chlorosulfonates as well as aminosulfonamides
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