1. Floatation in centrifugal force field is an advanced technique.

2. We use JHX multilevel jet floatation pot as secondary floatation point after aeration pond in oil containing sewage farm of refinery. This paper discusses the feasibility of this method.

3. Property and slurry character of floatation tailings in Linhuan were analyzed.

4. The effect of graphite floatation on mechanical property of nodular graphite cast iron was studied.

5. A new compound floatation agent for graphite has been developed, which is very effective on the floatation of cryptocrystalline graphite.

6. Coagulation, sedimentation and air floatation are used to treat high concentration wastewater of terramycin in the(experiments). In terms of technology, the process is feasible as a pretreating way.

7. The floatation process for the mixed primary ore is investigated.

8. The floatation mechanism of dixanthogen used as a metal collector is explained by the results of charge density calculation of the atoms in its molecule.

9. The mixing floatation and remill separation flow strengthen the separation of copper sulfur ore and can efficiently improve copper and accompanying aurum and argentine recovery rate.

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10. Floatation experiment in Wushan Copper Mine shows that isopropyl xanthogen ethyl formate has higher recovery ratio and higher copper grade than xanthate when they are used as copper sulfide collector.

11. The pretreatment of arsenical refractory floatation gold concentrate was studied.

12. Floatation is a kind of mineral dressing technology based on the three - phase - interface of gas - liquid - solid.

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

14. While marmatite can not realize self-induced floatation and hardly improve its floatability by varying externally controlled voltages in alkaline condition.

15. This thesis presents and implements a kind of floatation controlling technology based on image recognition.

16. Super - fluidics floatation is high efficient compared with commons.

17. The floatation spectrophotometric determination of germanium, platinum and ferrum with isochromatic dye ion pairs formed by tetarbromofluorescein(TBF) and rhodamine 6G(R6G) is described.

18. There shall be no kick, arm pull, or floatation that is independent of the turn.

19. Rubber Girl stores easy in raft or can be blown up to add extra floatation.

20. It ? ? s proved that high grade carbonaceous gold concentrate can be obtained by floatation.

21. Due to the use of amine collector, the double reverse floatation flow had overcome the shortage of heating in the routine floatation of phosphorus, and its drug cost was relatively low.

22. This paper gives a brief account of the components and characteristics of zinc oxide mineral at Niujiaotang and presents the process chart and index of the floatation test.

23. On the basis of these results, the paper constructed a new technics of flake graphite floatation by multi-stage grinding, grade floatation and ultrasonic intensification.

24. Choosing efficient, innocuous combination collecting agent and adjustment dosage, and adopting floatation to processing primary rutile mineral is the mostly study direction for the future.

25. In order to study the behavior of surfactant to coal floatation, the author selects different surfactants.

26. In this paper, Mostly introduce to desulfurize method of sulphate form, pass in reverse floatation May hold sulfur of iron concentrate drop to 0.13%, sulfur get ride of ratio became 93.43%.

27. Separating minim oil and suspension whose specific gravity less than water out from the sewage through floatation , sedimentation velocity of the mud will be increased evidently.

28. The effects of propanedioic acid, succinic acid, hexanedioic acid, sebacic acid and oxalic acid on floatation performance of feldspar and quartz in dodecyl amine system were investigated.

29. Low ash coal with an ash content lower than 2% can be separated from some suitable coal with its purification ability and by a high efficient cyclonic microfoam columned pneumatic floatation machine.

30. This paper describes the study of poly - ferric sulfate coagulation - electrolytic floatation treatment of slaughter house wastewater.

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, 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.

61. The high strength medicine wastewater was treated by combined process biological contacting oxidation - air floatation - multi - stage biochemistry treatment.

62. Xanthic ester is a kind of catcher in the floatation of minerals. Though only a very little amount of xanthic ester is discharged into water, it smells wondrously bad.

63. The invention provides a smell-less catching agent used in granular floatation sulphur removal process of coarse-grained tungsten-tin multimetal sulphuretted ore.