Fine bubble airlift device
Flexible blade apparatus for the recovery of floating material
Floated fuel strainer assembly for a fuel tank
Floating anti-pollution barrier and method for using the same
Floating apparatus for clarification of water
Floating apparatus for recovery of floating oil
Floating intake head for water hoses
Floating oil skimmer
Floating skimming apparatus
Floating surface liquids retrieval system
Floating, surface liquids retrieval system
Floating-matter removing apparatus
Flow control vane for a skimmer-type oil boom
Fluid filter
Fluid separation device for low temperature environments