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Method of producing carbon and iron-containing briquettes

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专利汇可以提供Method of producing carbon and iron-containing briquettes专利检索,专利查询,专利分析的服务。并且A novel composite briquette useful in producing iron is made by briquetting a reactive coal calcinate made as described in Work et al. U.S. Pat. Nos. 3,140,241 and 3,140,242, and iron oxide, with a bituminous binder, using proportions to insure at least 50 percent carbon plus hydrogen by weight, then curing the briquettes in the presence of a gas containing at least 5 percent of oxygen at briquette temperature of 450* to 575*F, and then further heating the cured briquettes at 1600* to 1800*F, whereby at least 90 percent of the iron is reduced. The briquette is distinguished by consisting of iron particles embedded and evenly distributed through a uniform solid carbonaceous structure.,下面是Method of producing carbon and iron-containing briquettes专利的具体信息内容。

  • 2. The method of claim 1, in which the green briquette contains at least 60 percent by weight of binder plus calcinate.
  • 3. The method of claim 1, in which the curing is done in an atmosphere containing 15 to 21 percent of oxygen.
  • 4. The method of claim 3, in which the interior of the briquette attains a temperature at about 550*F in the curing stage.
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