Offshore fluid swivel spare
Oil field pig launcher and receiver
On-line sensor for colloidal substances
One way valve for inflatables and processes for production and i
One-directional microball valve for a microfluidic device
One-step process for transforming a water-in-oil emulsion into a
One-step system for transforming a water-in-oil emulsion into an
Optimizing thermal performance using thermal flow analysis
Outside seal and yoke valve
Overflow and isolation valve
Overflow protection for a washing machine
Overpressure relief control system