Vacuum pump - Wikipedia

Vacuum pumps are combined with chambers and operational procedures into a wide variety of vacuum systems. Sometimes more than one pump will be used (in series or in parallel) in a single application. A partial vacuum, or rough vacuum, can be created using a positive displacement pump that transports a gas load ......

Vacuum Science, Apparatus, and Experiments - Columbia University

Jan 14, 2010 ... types of pressure measuring instrumentation commonly used in a re- search laboratory. The effectiveness of vacuum pumps are quantified by ... outgassing and the other is used to measure pipe conductance. This ... After the system is at rough vacuum, turn on the diffusion pump or the turbomolec-....

Desorbing Water in Vacuum Systems: | Normandale Community ...

The proper pumps, seals, and materials are just a few examples. Heat can be applied to almost any vacuum system to temporarily increase desorption. Heat, applied externally to the chamber, is the most common method, with heaters mechanically clamped or bolted to the outer surfaces for good thermal contact. For UHV ......

Laboratory Vacuum Pump Buyers' Guide | Labcompare

Jul 12, 2012 ... These systems can be a convenience, especially in teaching labs and in labs in which the main applications are filtration and aspiration. Many new lab .... An important vacuum technology that is used widely in labs but much less frequently purchased for individual applications is the turbomolecular pump....

Introduction to elementary vacuum techniques

common vacuum pumps, some of which can be used on their own but others only in conjunction with other pumps. A Rotary pump consists of a rotor that is mounted ... The whole system is lubricated with oil to better isolate each chamber and prevent fluids leaking from one chamber to the other. A Turbomolecular pump ......

Pfeiffer Turbo Pumps | LabX

Listings 1 - 24 of 45 ... This Pfeiffer Balzers Turbo Molecular Vacuum Pump Power Supply TCP310 appears to be in fair cosmetic condition with signs of wear and previous use. ... Used. NexGEN MBE growth chamber for eBeam deposition of metals with Loadlock. System includes: (Qty 2) Thermionics Lab Inc HM2 Series eGun ......

Vacuum Pumps, New and Used Laboratory Vacuum Pumps | LabX ...

Listings 1 - 24 of 1132 ... Find vacuum pumps and laboratory vacuum systems on LabX. Various models ... If you are in the market for new or used Vacuum Pumps LabX can have qualified companies contact you directly. .... VARIAN TURBO-V 70LP MACRO VACUUM PUMP W/ VARIAN TURBO V-70 CONTROLLER click th ....

Working with Turbopumps - MMRC

In a laboratory or in industry, a vacuum is created using various vacuum pumps. Different requirements pertaining to the quality of the vacuum are placed on ... Pfeiffer Vacuum. The turbopump quickly became a success and now is more wide- spread than the diffusion pump which was the most widely used type of pump....

Contamination in Vacuum Systems: Sources and Remedies ...

If, for example, a system won't pump down to the specified pressure that's required to carry out a process, the residual gases within the chamber are a contaminant. Contaminants of ... When the O-ring is used as a seal on a system, these materials will slowly diffuse to the surface, desorb, and then are pumped away. As they ......

Evolution Of The Laboratory Vacuum Pump | Lab Manager

Sep 9, 2010 ... Heinrich Geissler invented the mercury displacement pump and used it to achieve an unprecedented vacuum of around 10 Pa (0.1 Torr). ... Pfeiffer Hockvakuumtechnik GmbH system design. invented the turbomolecular pump, improving on the performance of diffusion pumps and Gaede's molecular pump....

Vacuum pump - Wikipedia

Vacuum pumps are combined with chambers and operational procedures into a wide variety of vacuum systems. Sometimes more than one pump will be used (in series or in parallel) in a single application. A partial vacuum, or rough vacuum, can be created using a positive displacement pump that transports a gas load ......

Vacuum Science, Apparatus, and Experiments - Columbia University

Jan 14, 2010 ... types of pressure measuring instrumentation commonly used in a re- search laboratory. The effectiveness of vacuum pumps are quantified by ... outgassing and the other is used to measure pipe conductance. This ... After the system is at rough vacuum, turn on the diffusion pump or the turbomolec-....

Desorbing Water in Vacuum Systems: | Normandale Community ...

The proper pumps, seals, and materials are just a few examples. Heat can be applied to almost any vacuum system to temporarily increase desorption. Heat, applied externally to the chamber, is the most common method, with heaters mechanically clamped or bolted to the outer surfaces for good thermal contact. For UHV ......

Laboratory Vacuum Pump Buyers' Guide | Labcompare

Jul 12, 2012 ... These systems can be a convenience, especially in teaching labs and in labs in which the main applications are filtration and aspiration. Many new lab .... An important vacuum technology that is used widely in labs but much less frequently purchased for individual applications is the turbomolecular pump....

Introduction to elementary vacuum techniques

common vacuum pumps, some of which can be used on their own but others only in conjunction with other pumps. A Rotary pump consists of a rotor that is mounted ... The whole system is lubricated with oil to better isolate each chamber and prevent fluids leaking from one chamber to the other. A Turbomolecular pump ......

Pfeiffer Turbo Pumps | LabX

Listings 1 - 24 of 45 ... This Pfeiffer Balzers Turbo Molecular Vacuum Pump Power Supply TCP310 appears to be in fair cosmetic condition with signs of wear and previous use. ... Used. NexGEN MBE growth chamber for eBeam deposition of metals with Loadlock. System includes: (Qty 2) Thermionics Lab Inc HM2 Series eGun ......

Vacuum Pumps, New and Used Laboratory Vacuum Pumps | LabX ...

Listings 1 - 24 of 1132 ... Find vacuum pumps and laboratory vacuum systems on LabX. Various models ... If you are in the market for new or used Vacuum Pumps LabX can have qualified companies contact you directly. .... VARIAN TURBO-V 70LP MACRO VACUUM PUMP W/ VARIAN TURBO V-70 CONTROLLER click th ....

Working with Turbopumps - MMRC

In a laboratory or in industry, a vacuum is created using various vacuum pumps. Different requirements pertaining to the quality of the vacuum are placed on ... Pfeiffer Vacuum. The turbopump quickly became a success and now is more wide- spread than the diffusion pump which was the most widely used type of pump....

Contamination in Vacuum Systems: Sources and Remedies ...

If, for example, a system won't pump down to the specified pressure that's required to carry out a process, the residual gases within the chamber are a contaminant. Contaminants of ... When the O-ring is used as a seal on a system, these materials will slowly diffuse to the surface, desorb, and then are pumped away. As they ......

Evolution Of The Laboratory Vacuum Pump | Lab Manager

Sep 9, 2010 ... Heinrich Geissler invented the mercury displacement pump and used it to achieve an unprecedented vacuum of around 10 Pa (0.1 Torr). ... Pfeiffer Hockvakuumtechnik GmbH system design. invented the turbomolecular pump, improving on the performance of diffusion pumps and Gaede's molecular pump....