... calculation is valid because , regardless of the previous history of a ... calculations are carried out for samples heated to each higher temperature . However , it ... sheet of glazed paper and retrieving spillage , mostly fine dust , as ...
Preparation of Platinum-palladium Flotation Concentrate from Stillwater Complex Ore: 1980-1981
... coke in the charges are listed in tables 5 and 6. Slag basicities ranged ... home and industrial heating ( 5 ) , were evaluated at the 20 and 40 pct ... Synthetic coke has been made in the past from petroleum coke of low sulfur ( 10 ) ...
... magnesium oxide , and silica , as follows : 45 hours at 1,050 ° C , 115 hours at 1,150 ° C , and 30 hours at 1,250 ... composition were made . The final product analyzed 41.16 percent calcium oxide , 14.82 percent magnesium oxide , and ...
The Theory of Flammability Limits: Conductive-convective Wall Losses and Thermal Quenching
... A12S 3 ( rhombohedral ) X - ray diffraction patterns of A12S -- Continued ( face - centered cubic ) hkl d , A I hk1 d , A I hk1 A12S 3 d , A I 216 1.716 2 208 1.710 16 119 1.685 45 119 / 305 1.645 1 1.0.10 1.650 8 217 1.621 2 220 1.618 ...
Operating a Pressure-gasification Pilot Plant Using Pulverized Coal and Oxygen: Effect of Heat Loss on Economy
... electrowinning of tungsten directly from scheelite concentrate ( 2 , 5 ) .3 The major problem with direct electrowinning is the accumulation of lime ( CaO ) in the electrolyte . Scheelite mineral concentrates usually contain 60 to 70 ...
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