Immersed safety device and method for protection against back-fi
Immersible aerator and/or mixer apparatus
Impeller tiplets for improving gas to liquid mass transfer effic
In-line dispersion of gas in liquid
In-line gas/liquid dispersion
Inclined screen tray tower
Inclined tubular aeration apparatus
Increased efficiency fractional distillation tray
Increased efficiency fractional distillation tray and process
Indexing controller system and method of automatic control of co
Induced draft cooling tower
Induced draft cooling tower with improved inner support structur
Induced draft cooling tower with improved outer support structur
Inner venturi tube for carburetor
Insect repellent, pheremonal, animal repellent, diagnostic or ar
Insert for placement in a vessel and method of forming the inser
Insertable contact body
Installations for washing a polluted gas
Insulation for a steam carrying apparatus and method of...
Intake system of an internal combustion engine