Chosen references

Vacuum system consisting of:

• Liquid ring vacuum pump
• Separator
• Return of the service liquid via plate heat exchanger (closed circuit)
• Fully assembled ready for connection

Application: Extraction of reaction products from reactors
Nominal suction capacity at -0.2 bar: 125 Nm3 / h
Final pressure: -0.5 bar

Special requirements:
ATEX Zone 1 (i)
Insensitive to contamination and condensates

Location: Westheim, Germany

Vacuum system consisting of:

• 2 liquid ring vacuum pumps, 1x operation, 1x back up
• Double-acting mechanical seal
• Common separator tank
• Measuring and control devices for monitoring of the system
• Fully assembled ready for connection

Pumping speed: 1710 m3 / h @ 220 mbar a
Back pressure at the outlet: Up to 1200 mbar a
Material: AISI 316L
Instrumentation: ATEX Claas 1 Zone 2 IIA T1 Ex d

Location: Gubakha, Russia

2 vacuum systems consisting of:

• Liquid ring vacuum pump, gray cast iron / carbon steel
• Separation tank
• Circular fluid return
• Minimal equipment with MRS
• Completely ready for connection mounted on the base frame and piped

Application: Pipeline evacuation in conventional power plants
Design point: 400 ACFM @ 37 ° C @ 7 “HGA suction pressure

Location: Long Phu, Vietnam

Vacuum system consists of:

• 2 oil lubricated rotary vane vacuum pumps 300m³/h and Roots blower 340 m³/h
• Fittings and control cabinet

Application: Drying of vessels, heat exchangers, part washing systems etc. at dew point of the water (or solvents or other liquids)
Vacuum range: 0,1 mbar a
Location: Neumark, Germany

Vacuum system consists of:

• 2 rotary vane vacuum pumps
• Control cabinet

Application: For evacuation  systems in medical facilities (e.g., secretion, dirt), labs, industrial arrangements (e.g., swarf, dirt)
Vacuum range: 50 – 400 mbar a

Vacuum system consists of:

• Oil lubricated rotary vane vacuum pumps 100m³/h
• Control cabinet

Application:  Drying of closed vessels with adjustable drying pressure to the guarantee of a defined residual damp
Vacuum range: 50 mbar a
Location: Bad Schlema, Germany

Compression unit (1 unit, 1 reserve unit), primarily consisting of:

• 2 compression systems for Hydrocarbons
• Liquid ring compressor 500 m ³ / h
• Separator
• Flow meter/flow switch
• Level switch / level meter
• Bypass with control valve (electrical)
• Controlling centre

Explosion class acc. GOST 12.1.004-91: IIAT3
Toxic acc. GOST 12.1.007-76: Class 4
Flammable acc. GOST 12/1/004-91

Application: Flare gas recovery
Pressure: up to 2, 8 bar a
Location: Kaliningrad (RUS)

Vacuum system consists of:

• 3 oil lubricated rotary vane vacuum pumps 300m³/h
• With noise insulation
• Hiping and base frame

Supplied with electric instruments

Application: in order to reach homogeneous and reproducible qualities, the transformers must be evacuated before the supply of impregnating agent.

Vacuum range: 10 mbar a
Location: Tbillissii

Vacuum system consists of:

• 2 Oil lubricated rotary vane vacuum pumps 100m³/h
• Roots blower 2000 m³/h
• Control cabinet

Supply of vacuum for leak tests

Application: Production and test of turbo compressors
Vacuum range: 0,1 mbar a
Location: Oberhausen, Germany

Vacuum system consists of:

• 2 liquid ring vacuum pumps 450 m³/h, material execution : stainless steel 1.4571, with double-acting mechanical seal
• 2 wash-up systems (Burgmann)
• Separator
• Bypass
• Fittings

Execution: ATEX II3/3 Ge IIBT3

Application: Continuous extraction of Isopentane and other hydrocarbons mixture
Vacuum range: 200 mbar a
Location: Wesseling, Germany

Vacuum system consists of:

• 1^st stage: Blower
• 2^nd stage: liquid ring vacuum pump

Closed systems of service liquid (separator, heat exchanger) filter equipment

Application: During the extruding process the mass to be extruded is degased in order to guarantee homogeneity and reproduction ability.
Vacuum range: 10 mbar a
Location: Ludwigshafen, Germany

Vacuum system consists of:

• 1^st stage: Blower Aerzen GM4000 CM-C
• 2^nd stage: dry running screw pumps 630 m³/h (Oerlikon Leybold)

Application: Photovoltaics, evacuation of reaction container
To evacuate – HCI-gas (dry), H2, SiCI4, Ar
Vacuum range: 1 mbar a
Location: Bitterfeld, Germany

Vacuum system consists of:

• liquid ring vacuum pump 800 m³/h, stainless steel, with double-acting mechanical seal
• Separator
• T&S heat exchanger
• Measuring instruments
• Control cabine
• tEx IIBT3

Application: Wax produktion
Vacuum range: 400 mbar a
Location: Gersthofen, Germany

Vacuum system consists of:

• 1^st stage: Blower
• 2^nd stage: liquid ring vacuum pump, closed system (separator, heat exchanger)
• Control cabinet with MODBUS
• Cleaning system

Application: Extrusion
Vacuum range: 50 mbar a
Location: Basel, Switzerland

Vacuum installations consist of:

• 2 liquid ring vacuum pump, stainless steel
• 1 Separator
• 2 ejectors

Application with service liquid circulation system

Application : solvent recovery
Vacuum range: 15 mbar a
Location: Uren, Russia

Vacuum installations consist of:

• oil lubricated rotary vane vacuum pumps 1000m³/h
• piping and base frame

Application: vacuum drying installation for drying system
Location: Seesen, Germany

Multistage vacuum installations on the basis of liquid ring vacuum pumps,  roots vacuum pumps and (partially) ejectors  for evacuation of rest steams of ethyl benzene / styrene.

• Execution for  areas exposed to explosion hazards
• Flexible adjustment  to the process because of frequency converter use
• Package Units with complete field instrumentation

Location: OAO „Nizhnekamskneftekhim“