S2P AG offers paper mills prototype pulp and fertilizer process to produce straw pulp

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Swiss company S2P AG Straw – Pulp & Paper has developed a prototype process for a straw pulp plant. The underlying Pulp and Fertilizer (PF) process reportedly converts black liquor, a by-product obtained in pulp production, into an organic long-term fertiliser, which offers additional marketing potential making the ...

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