Fluid handling – Processes – Affecting flow by the addition of material or energy
Patent
1987-07-13
1988-07-12
Cohan, Alan
Fluid handling
Processes
Affecting flow by the addition of material or energy
137896, F17D 116
Patent
active
047563265
ABSTRACT:
Drag reduction in fluids flowing through conduits is improved by the injection of high molecular weight fluid soluble drag-reducing polymers through land-length dies having multiple openings.
REFERENCES:
patent: 3601079 (1971-08-01), Giles
patent: 3826279 (1974-07-01), Verschuur
Cohan Alan
Conoco Inc.
Schupbach C. R.
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