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EMILE BRACQ LAURENT
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EMILE BRACQ LAURENT
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Application filed by EMILE BRACQ LAURENTfiledCriticalEMILE BRACQ LAURENT
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Publication of FR452096ApublicationCriticalpatent/FR452096A/fr
C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
C05B1/10—Apparatus for the manufacture of superphosphates
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR452096D1912-02-271912-02-27Dispositif de chambres à renversement pour la fabrication d'engrais
ExpiredFR452096A
(fr)