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31. The floatation performance of jamesonite with diethyldithiocarbamate as collector is studied.

32. The floatation tungsten concentrate is treated by acid pickling to remove phosphonium and carbonate, and its final concentrate is 70.

33. From record and analysis results of product and each important index sign comparing with the former production index sign, this floatation control system is viable.

34. For the need of loading on Passanger Ro-Ro ship, the mechanics equilibrium equation of ship floatation is used to propose the calculation method of add-weighting with step by step.

35. The reasonable solution of the floatation order, the sulphuration of mineral oxide and the bad influence of slime result in a better ore dressing.

36. The relation between uneven nodular graphite in size on blast - furnace rapid metallograph and graphite floatation was studied by observing metallograph.

37. Wastewater treatment is carried by coagulation deposition-hydrolytic acidification-biological contact oxidation-coagulation air floatation method in wool dyehouse.

38. In this paper, the floatation response of buried pipeline induced by soil liquefaction is studied numerically.

39. In recent years(sentencedict .com), BF - T floatation machine are widely applied to tens of domestic concentrators.

40. The model and optimization algorithm in real time adjustment of floating dock′s floatation are studied.

41. The increase of carbon equivalent is primary reason for graphite floatation.

42. While the deficiency on the research of floatation characteristics and technics of flake graphite resulted in long technics process and low product capacity of graphite floatation.

43. The wastewater with high content of floating oil from hot-press process was circulated for reuse after sedimentation and air floatation treatments.

44. The electric air floatation is a new oil - containing waste water treatment technology.

45. It is found that there is a close relationship of the acid producing capacity and heavy metals release of tailings with the ore composition and floatation technology.

46. This paper recommends the general technics and application of the fluidic air - floatation system.

47. The bubble generator is the key equipment of microbubble floatation.

48. Test results hold that pile floatation is related to construction distance and construction order.

49. Based on the mineralized and mineralogical feature of magnesite in Iran, the paper sets forth the process of"one fine grinding-positive floatation"for lower grade magnesite.

50. By introducing into the "BF"model floatation equipment, replacing the old technology with the new one, it completes the floatation by the once corse and twice well floatation technique.

51. The paper introduced the technological transformation of ore crushing , grinding, floatation, tailings transportation process and equipments.

52. The techniques are as follows : homogeneous oil separation - flocculation precipitation - gas floatation - biological contact oxidation.

53. In this review the application prospect of the solvent extraction and floatation of multidentate complexes, surfactants and multicomponent heteropoly acids in AAS were also included.

54. Floatation column is a high efficiency separation equipment recovering valuable mineral fines.

55. The well point ground-water lowering, floor grouting, concrete pile reinforcing, lime compaction pile for treatment of soil around the cistern were used to solve the floatation of cistern.

56. No significant difference in the oocyst recovery, purity and infectivity was found between methods using saturated saline floatation and sucrose density gradient centrifugation.

57. The harms and treating situation of phosphorite floatation wastewater are described, in which the virtues and deficiencies of treating methods are discussed.

58. Adding the floatation agent not only can get better floatation result, but also can reduce the response time to flocculate, which play an important role in project .

59. Typically, there are agency cost hypothesis, information asymmetry hypotheses, tax hypotheses, maturity matching theory and floatation cost hypothesis.

60. Two additional findings are: 1) The key to stock floatation lies in the relative proportion of release price to the expected increase in efficiency after release.