استعرض حسب الموضوع "MIN.DRESSING"
الآن تُعرض المواد 21 -- 40 من 222
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BENEFICIATION OF LEAD-ZINC ORES .
(1971) -
BENEFICIATION OF PHOSPHATE ORES .
(1971) -
BIOBENEFICATION OF SILICA SAND FROM URDHUMA LOCATION FOR CRYSTAL GLASS INDUSTRY.
(2012)Silica sand of ardhama deposit has been biobeneficiated using fungus Aspergillus niger to upgrade its chemical properties especially those associated with the removal of iron oxide impurities. The biobeneficiated silica ... -
BIOBLEACHING OF AL-SOFI&DUEKHLA IRAQI KAOLIN FOR PAPER INDUSTRY.
(2010)Iraqi kaolin of Duekhla and Al-Soofi valley biobleached using fungus Aspergillus niger. Major discoloring of these clays is resulted from certain impurities such as iron and titanium oxides as well as organic substances. ... -
CHROMIUM EXTRACTION FROM INDUSTRIAL WASTE WATER OF LEATHER-TANNING ETC.
(2001).The report deals with experimemental work to extract Cr3+ from industrial-water of leather –tanning industry in order to control the concentrations discharged to the environment . The extraction tests were carried out ...


