Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Treated sewage sludge as a fertiliser or soil improver
The invention relates to a process for treating sewage sludge comprising mixing (i) CaO or Ca(OH)2, and (ii) cement with the sewage sludge. Sewage sludge treated by the process of the invention can be stored in the form of a structurally stable stockpile prior to its use, for example, prior to its application to land as a fertiliser.
Treated sewage sludge as a fertiliser or soil improver
The invention relates to a process for treating sewage sludge comprising mixing (i) CaO or Ca(OH)2, and (ii) cement with the sewage sludge. Sewage sludge treated by the process of the invention can be stored in the form of a structurally stable stockpile prior to its use, for example, prior to its application to land as a fertiliser.
Treated sewage sludge as a fertiliser or soil improver
JAMES MCCAIG (Autor:in)
12.04.2023
Patent
Elektronische Ressource
Englisch
IPC:
C02F
Behandlung von Wasser, Schmutzwasser, Abwasser oder von Abwasserschlamm
,
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
/
C04B
Kalk
,
LIME
/
C05F
ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
,
Organische, nicht von den Unterklassen C05B, C05C umfasste Düngemittel, z.B. Düngemittel aus Abfall oder Müll
SOIL IMPROVER AND SOIL SOLIDIFICATION TREATMENT METHOD
| Europäisches Patentamt | 2022
Sludge dredging environment-friendly improver and preparation method thereof
| Europäisches Patentamt | 2021