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91 Unless leaching occurs, nitrogen should not be applied after lay-by .

92 The method, experimental equipment and results of column leaching were presented for low - grade copper sulfide ore.

93 The leaching of seepage water takes place in the evolution stages of the saprolite.

94 The research includes technological mineralogy, leaching principles, methods, measures and effects.

95 Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched.

96 Beueficiation tests of a siderous andalusite were performed, and a combined flowsheet which include desliming-flotation-magnetic separation-acid leaching was developed.

97 The general slag produced in treating the anode sludge of copper electrolysis in a copper smelter has a high tellurium content and test is made on recovering the tellurium from the slag by leaching.

98 It is beneficial to leaching result to recycle the raffinate in the column leaching process,(sentencedict.com/leaching.html) and there is no significant negative effect of residual extractant on thermoacidophile.

99 Conclusion Clinical case teaching is superior to conventional methods in Paediatrics leaching.

100 High-level cottonseed oil, gossypol-free cottonseed meal and methanol phase abundant in free gossypol (FG) could be obtained by the leaching process with a two-liquid phase solvent (TPS) system.

101 It showed that in the given conditions, the gold leaching rate of oxidized type gold ore by biologicals was more than 95% while the gold leaching rat...

102 The results show that the recovery of vanadium extraction from V-Fe concentrate by sodium roasting and leaching is higher than that by pyrogenic process, and the vanadium leaching rate can be 86.91%.

103 According to Darcy law, the numerical model for leaching solution seepage in an efflorescent orebody is established. This model is solved by finite element method.

104 The thiosulfate consumption in actual column leaching is same as in settling period of tank leaching system.

105 It can match tower mill which is specially used in cyaniding technology of gold leaching while pulverizing.

106 The absorption of methyl orange by ammonia leaching residue of manganese nodule is investigated.

107 The mentioned technology can be used for producing yttrium concentrate from ore leaching liquor.

108 Traditional production methods of rich titanium materials are mainly refer to Electric Smelting Law, Reduction Rust Law, Choice Chlorination Law and Acid Leaching Law.

109 The rate of haemolysis to the leaching liquor was 1.2%, which was lower than the standard criteria 5%.

110 Thiosulfate is a promising and nontoxic lixiviant replacing cyanide for leaching gold.

111 N deposition can acidify the soil and leaching the exchangeable base cations.

112 The acid leaching of manganese minerals with scrap iron a reductant a leaching of 97.

113 The process of decoppering through insoluble anode electrolysis in the solution produced by leaching high grade matte nickel using chlorine is introduced in this paper.

114 Laterine is a weathering and leaching residual soil under sub-tropical and tropical climate.

115 Among all the leachingtechnologies investigated , acid leaching, ammoniacal leaching and bacterial leaching are emphatically introduced.

116 The leaching mechanism of niobiuma refractory niobium - tantalum ore by concentrated potassium hydroxide was studied.

117 Valuable metals such as lead and silver enriches in leaching slag, which is sent to lead smelting factory to be dealt with.

118 In leaching stage the zinc oxide is separated from the calcine s.

119 Once injected into an aqueous environment, the polymeric mixture solidified into a solid implant due to the leaching of NMP.

120 The industrial tests show that the jarosite process can be used to handle the zinc calcine with high concentration of Sb by controlling the leaching rate of Sb in the neutral leaching process.