EP0560882A1
(fr )
1993-09-22
Procede de fabrication de produits phospho-azotes
FR2580629A1
(fr )
1986-10-24
Procede de fabrication d'un composite fertilisant phosphore-ameliorant
BE462555A
(instruction )
BE462502A
(instruction )
BE464558A
(instruction )
BE507043A
(instruction )
US1293220A
(en )
1919-02-04
Manufacture of fertilizer material.
SU1724653A1
(ru )
1992-04-07
Способ получени обогащенного суперфосфата
CH255103A
(fr )
1948-06-15
Procédé de fabrication d'un engrais phosphaté.
BE462518A
(instruction )
BE546582A
(instruction )
BE515617A
(instruction )
BE452582A
(instruction )
SU1379297A1
(ru )
1988-03-07
Способ получени обогащенного суперфосфата
US345625A
(en )
1886-07-13
Process of making phosphates
BE484755A
(instruction )
BE376161A
(instruction )
AT85735B
(de )
1921-09-26
Verfahren zur direkten Herstellung eines Stickstoff und wasserlösliche Phosphorsäure entahltenden festen Düngemittels.
BE546585A
(instruction )
BE515807A
(instruction )
BE482275A
(instruction )
BE368233A
(instruction )
BE428189A
(instruction )
BE369277A
(instruction )
BE472862A
(instruction )