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31. Factors influencing pore structure of amorphous silica - alumina prepared by carbonization were investigated.

32. The carbothermal reduction nitridation reaction was promoted greatly after the milling of alumina for 20 hours.

33. Special industrial ceramic 、 magnet material and machining parts , such as Zirconia, Alumina, NdFeB and AlNiCo products.

34. A method for increasing the floccule size and volume of alumina trihydrate during the Bayer processing of bauxite ore using a flocculant in conjunction with a water continuous polymer.

35. The porous alumina membrane is characterized by using X - ray diffraction, scanning electron microscopy and UV - VIS - NIR spectrophotometer.

36. The synthesis methods of magnesia - alumina spinel are electro - fusion and sintering process.

37. QVC products are used by polyvinyl chloride, alumina, detergent and pulp and paper manufacturers.

38. The design of industrialized production of agate - grade alumina - hydroxide was briefly introduced.

39. The results indicate that unfired brick is better than fired high alumina brick in application.

40. In present paper the Surface electric properties of alumina trihydrate ( ATH ) and its effect on adsorption properties of surfactants on ATH / Water interface were examined.

41. Typically, these membranes are MADE from porous carbon, zirconium oxide, or alumina, although a wide range of materials are being tested.

42. White aluminium oxide abrasive is electrically fused in an arc furnace processed alumina as raw material.

43. The commonly brick, semisilica brick , brick, high - alumina brick, chrome brick, magnesia brick, carbon brick, etc.

44. Sodium metaaluminate as a regenerant has better regeneration effect on the activated alumina that is saturated and has adsorption capacity.

45. The refractory insulating bricks were produced , taking alumina, soft clay, cyanite al as raw materials.

46. This paper introduces the application of pouring material of high - alumina - spinel on ladle lining for continuous casting.

47. To alumina, the production of high-frequency ceramic - based industrial ceramics.

48. Ultrafine active alumina was prepared by calcinating nano-sized pseudoboehmite which was gotten by chemical deposition method under strong agitation.

49. Porous alumina templates were obtained by one and two - step anodization respectively.

50. The present invention discloses alumina producing process, and is especially the causticization process in alumina producing Bayer process.

51. But the remains is difficult to utilize due to its low mass ratio of alumina to silica, high content of sulphide, divergent resources and poor mining conditions.

52. My stomach often feels ache slightly, eat hydrated alumina to be no good all right?

53. With high alumina cement and floating particle as main starting material, a new unfired floating particle insulating refractory product has been developed.

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54. To sum up the effect of chlorion corrosion on the process equipments and index in Bayer process alumina production, and analyse the main reasons of equipments unefficient caused by chlorion corrosion.

55. For instance, a mixture of substances in solution is passed slowly down a long column packed with alumina.

56. The properties of some refractories contaning synthetic magnesia - alumina spinel and theirapplieations are discussed in this paper.

57. Invisible braces are made of translucent polycrystalline alumina ( TPA ).

58. For production of alumina by alkaline process, silicon in bauxite is the most harmful impurity.

59. AIM: To observe the regularity of the influence of veneering porcelain thickness on the color of the glass infiltration alumina core ceramic and veneering porcelain complex.

60. There isn't any disrepair on the microcosmic surface of CAF, and the sol can immerge into the holes of the alumina foil.