Our city is located in the central and western part of Hebei Province, east of the provincial capital Shijiazhuang City, west of Taihang Mountain. The city has a total area of ​​603 square kilometers, which is a transitional zone between mountains and plains. Mo…
ABSTRACT In this paper the formation and transformation of non-metallic globular inclusions (Type-D inclusions ) in ball bearing steel production have been studied. There are different kinds of Type-D inclusions in the commercial specimens of bearin…
In recent years, attention has been paid to the treatment of gold ore containing a large amount of arsenic , sulfur and carbon. However, there are many difficulties in recovering gold from such…
Method of treating manganese and iron manganese lean ore, there are three: First, mechanical processing, including washing, calcination, re-election, high intensity magnetic sep…
The compressive strength of the raw ball is generally only 1 to 2 kilograms per ball (9.80665 to 19.6133 cows per ball). After drying, the strength of the ball is improved, up to 8 to 10 kilograms per ball (78.4532~ 98.0665 cows / ball), but still can not meet the requirement…
Figure 1 represents any section of a bottomed ore heap or waste rock pile.
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I. Time and space distribution of mineral deposits and metallogenic regularity
Most of China's rare earth deposits are symbiotic with rare elements. The deposits were formed in the long geological history from the Proterozoic to the Mesozoic, in the metallogenic b…
1. Sulfide
Sb 2 S 3 is an orange-red precipitate which is both amphoteric and soluble in both acid and alkali.
Sb 2 S 3 +6OH - …