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Title: Process for the manufacture of an attrition resistant sorbent used for gas desulfurization

Patent ·
OSTI ID:1174491

This process produces a sorbent for use in desulfurization of coal gas. A zinc titanate compound and a metal oxide are mixed by milling the compounds in an aqueous medium, the resulting mixture is dried and then calcined, crushed, sleved and formed into pellets for use in a moving-bed reactor. Metal oxides suitable for use as an additive in this process include: magnesium oxide, magnesium oxide plus molybdenum oxide, calcium oxide, yttrium oxide, hafnium oxide, zirconium oxide, cupric oxide, and tin oxide. The resulting sorbent has a percentage of the original zinc or titanium ions substituted for the oxide metal of the chosen additive.

Research Organization:
US Department of Energy (USDOE), Washington, DC (United States)
Sponsoring Organization:
USDOE
Assignee:
United States Of America, Department Of Energy
Patent Number(s):
6,620,763
OSTI ID:
1174491
Country of Publication:
United States
Language:
English