Method and apparatus for the insulation of conduit
Patent
·
OSTI ID:5432396
A method and apparatus are described for combining foamable resins in a remote location, such as in the space between concentric pipes. The resin dispenser and mixer are withdrawn as foam is formed. The method may be used in thermally insulating the annulus of a steam or other hot fluid injection well. (4 claims)
- Assignee:
- Dow Chemical Co.
- Patent Number(s):
- US 3444279
- OSTI ID:
- 5432396
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020300 -- Petroleum-- Drilling & Production
42 ENGINEERING
420206* -- Engineering-- Mining & Drilling Equipment & Facilities-- (1980-1989)
ANNULAR SPACE
COLLOIDS
CONFIGURATION
DISPERSIONS
FOAMS
INJECTION WELLS
MIXING
ORGANIC COMPOUNDS
ORGANIC POLYMERS
PETROCHEMICALS
PETROLEUM PRODUCTS
POLYMERS
RESINS
SPACE
THERMAL INSULATION
WELLS
020300 -- Petroleum-- Drilling & Production
42 ENGINEERING
420206* -- Engineering-- Mining & Drilling Equipment & Facilities-- (1980-1989)
ANNULAR SPACE
COLLOIDS
CONFIGURATION
DISPERSIONS
FOAMS
INJECTION WELLS
MIXING
ORGANIC COMPOUNDS
ORGANIC POLYMERS
PETROCHEMICALS
PETROLEUM PRODUCTS
POLYMERS
RESINS
SPACE
THERMAL INSULATION
WELLS