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31. Fast startup - output deoxygenated water simultaneously with the vacuum pump turning on.

32. The pump features a variable discharge port design which adjusts automatically to the internal compression ratio of the vacuum pump resulting in maximum efficiency throughout the vacuum range.

33. In this paper, the speed calculating formula which is represented by speed characteristic factor of vacuum pump is given.

34. The vacuum degas unit consists of vacuum degas machine, vacuum pump and acentric pump.

35. The degasification mechanism of a vacuum drilling fluid degasser, the matching of the vacuum pump with sewage pump and the selection of various parameters are discussed.

36. Hydrokinetics calculating software FLUENT is adopted to make numerical simulation to supersonic mixing process of air jet vacuum pump.

36. Sentencedict.com try its best to gather and create good sentences.

37. Since the material of atmospheric condenser, barometric discharge pipe, pump casing of follow-up water ring vacuum pump, impeller, and moisture tank was upgraded and anticorrosive p...

38. Vacuum pump to maintain the cleanliness and prevent debris into the pump.

39. The Hery Henry Milker is a hand operated vampire pomphand - operated vacuum pump.

40. Main products: vessel gear case, hydraulic pressure clutch, hydraulic pressure double and branch driver, timing clutch, reducer, vacuum pump etc.

41. Comparison of vacuum is made between the single and double suction vacuum pump, between the unit with balance passage and that without balance passage.

42. The device comprises a pressure stabilizing chamber, a vacuum valve, a container, a vacuometer, an air bottle and a vacuum pump.

43. Machine process center to route, shape, drill and caut parts or panels, with laser locating system, vacuum hold-down system, vacuum pump, control cabinet and software.

44. There are many kinds of rotor profiles for roots vacuum pump.

45. Refer to Group 5, Brake System for vacuum pump information and testing.

46. In many developed countries, such as America, Japan, conventional oil vacuum pump has been replaced by dry screw vacuum pump in more and more fields.

47. The utility model relates to a rotary-vane vacuum pump, which provides a column spiral torsional spring which is used for replacing a column spiral compressing spring.

48. Finally, the speed characteristic factor of vacuum pump and its application are described.

49. To power the machine, several people would turn a crank arm connected to the vacuum pump.

50. This deformation happens when the vacuum pump is switched on and off.

51. The distributed source boundary point method(DSBPM) based nearfield acoustic holography(NAH) is used for identifying and localizing noise sources of the roots vacuum pump.

52. The theory of the vacuum pump is actually very simple.

53. The trouble of fluctuating current for vacuum pump has thoroughly been removed through an improvement of controlled circuit.

54. It is a positive displacement vacuum pump, which can pump gas by rotating slide valve to change cubage of gas- absorbing cavity.

55. The utility model relates to a discharge silencer with raffinate recovering function, arranged on the spiral rod type vacuum pump which sucks gas with coagulability matters.

56. LS series wet roots vacuum pump is a rough vacuum pumping equipment.

57. This article introduces the structure of CAD software on steam jetting vacuum pump. Emphasis is given to its optimum design, parameter graph and automatic assembly.

58. The distributed source boundary point method based nearfield acoustic holography is used for identifying and localizing noise sources of the roots vacuum pump.

59. This paper describes performance of drawing saturated steam with air for water ring vacuum pump.

60. The invention relates to an all volution rotary drying vacuum pump, belonging to the vacuum production equipment field.