iron ore pelletizing process and product,5 claims. (cl. 75-5) the present invention relates to the ore dressing art and is more particularly concerned with novel pellets of iron ore and with a novel .bethlehem patents iron ore process, foreign fields were now available for blast furnace processing by the company, through a newly patented method of preparing wet iron ores for sintering..
c21b13/0006 making spongy iron or liquid steel, by direct processes obtaining iron at torn e y patented june 8, 1943 smelting iron ore thomas v. moore,
the iron ores hematite, magnetite, limonite and siderite are reduced to iron by c21b13/00 making spongy iron or liquid steel, by direct processes.
as the amount of available high grade iron ores has gradually become depleted it has become quite evident that processes must be developed for beneficiating
the process is used for concentrating feebly magnetic material. as seen in figure 1, the material is first crushed and/ or ground to free the iron oxide and a
a process for the reduction of iron ores and ores of other metals containing iron such as ilmenite using a high volatile non-caking coal as the reductant
this invention relates to a process for increasing the iron values of wustite products by disproportionation of wustite at relatively mild conditions.
a process for sintering an iron ore blend of iron ore particles, the iron ore japanese patent 58-55221 entitled 'method of pre-processing sinter raw
75-40 9 claims abstract of the disclosure the invention relates to a process for the reduction of iron ore wherein pellets of finely divided coal and iron
(cl. 209-39) this invention relates to a process for concentrating magnetic iron ores and is more particularly concerned with the concentration of low grade
united states patent iron ore pelletizingprocess and product grover justin holt, hibbing, minm, and louis .l. erch, negaunne, mich., assignors to the
isostearic acid, a liquid isomer of stearic acid, is used as an agent in a froth flotation process to concentrate the iron oxide in iron ores.
b j pm, ma 1 2 united states patent 3,140,168 reductign 013 ron ore with these previously known processes for the reduction of iron ore using a
such rotary furnaces are described in swedish patent 154,643 and u.s. patent no. a process for the reduction of comminuted nonmagnetic iron oxide ore to
his attorneys united states patent .3,031,293 irqn ore beducthn process in a fluidized bed herman p. meissner, winchester, ma., assignor to arthur d. little
eibii/l tjozzes attoznugs wit cases @vihw sea patented june 9, 1908. both classes of iron ore ma be treated b my im roved' process name those whio are
1. process for produicng a metallic iron concentrate from partially reduced oxidic iron ore which comprises grinding said reduced ore in a mill of the ball mill
his attorneys united states patent .3,031,293 irqn ore beducthn process in a many solids, such as iron ores, are available in a form which renders them
in staged fluidized reduction of particulate ores, process heat is provided in reduced iron product reducing gas- patent attorney united states patent
patented qct. 31, 1922. united states patent offic. rnonucrron or men sponge rnoivr mom ore according to the dry reduction process. application filed april 7,
materials entering the furnace tons iron ore 2 coke 1 limestone /2 oxygen 0.8 the novel process of the present invention comprises injecting a blast gas
kg process for producing sponge iron briquettes from fine ore. aupm665494a0 1994-07-06 1994-07-28 bhp iron ore pty ltd mineral processing.
owned by the lorentzen group, new steel has just patented, in brazil and in the united states, the creation of the first iron ore tailing
Lorem ipsum dolor sit amet, consectetur adipi scing elit, sed do eiusmod tempor incidi dunt ut labore et dolore magna aliqua.
Address High and New Industrial Zone, Kexue Revenue, Zhengzhou, China
E-mail [email protected]
Online consulting Get Latest Price