Ingenieria Grupo Empresarial Actual S.A. De C.V.

MPP Multiphase Screw

Sier-Bath Two-Screw

Standards
• Flowserve
• API 682 seal chamber
Operating Parameters
• Flows to 1520 m3/h (6700 gpm)
• Pressures to 100 bar (1450 psi)
• Temperatures from -50°C (-60°F)
to 150°C (300°F)
• Viscosities to 5 million ssu
• Multiphase pumping to 100% GVF
(gas void fractions)
Features
• Non-contacting design with
one-piece pump shafts
• Three pumping locks for varying
gas-to-liquid ratios
• Through bolt bracket design
• API 682 seal chamber with split
brackets accommodates single
and double cartridge seals
• Smooth, pulse-free flow
• Slow speed operation
• Double suction design with low
NPSH capability
• AGMA 11 spur timing gears
• Wide range of pitch choices for
operation without speed reducers
• Optional hard coating for body
bores and screws
See Bulletin PS-60-2

Standards
• Flowserve
• API 682 seal chamber
Operating Parameters
• Flows to 3400 m3/h (15 000 gpm)
• Pressures to 240 bar (3500 psi)
• Temperatures from -50°C (-60°F)
to 450°C (850°F)
• Speeds to 1800 rpm
• Viscosities to 200 million ssu
• Slurry concentrations to 70%
by weight
• Multiphase pumping to 100% GVF
(gas void fractions)
Features
• Positive displacement
timed two-screw
• Double suction design
• Versatile API 682 compliant
stuffing box design
• Integral or pinned screw elements
• Spur-tooth timing gears
• Chrome-plated pump bores
• Options
– Fully external bearings and
timing gears
– Internal bearings and timing gears
– Temperature control packages
– Hopper-top construction
– Vertical barge configuration
– Choice of materials
See Bulletin PS-60-1