THACHER, District Judge (after stating the facts as above).
The patents in suit relate to "sintering" of fine ores; that is, their treatment with heat, by which they are agglomerated into cohesive porous masses, suitable for reduction in a blast furnace. The Huntington and Haberlein process patent, No. 786,814 (April 11, 1905), was the best method of sintering prior to Dwight & Lloyd patent, No. 882,517 (March 17, 1908). This process was capable of producing some...
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