Quotables
"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 8104500 | Acoustic liquid level detection The filling noise generated inside a pressurized container when liquid is injected into the container is detected at the outer end of a vent tube which extends into the container. When the level of liquid in the container reaches the lower end of the vent tube, the ... | 01/31/2012 |
| 7309419 | Fluid diverter for a wastewater treatment system A device for diverting the flow of liquid in a wastewater treatment system in flow communication with effluent returning from a recirculating treatment section and in flow communication with a discharge line for removing a portion of treated effluent to a receiving ... | 12/18/2007 |
| 7082827 | Leak detector An example of an apparatus for detecting the lowering of a top surface of a liquid includes a housing that has a housing hole, and an insertion member attached to the housing. A dowel is inserted into the housing hole, and a float is attached to the dowel. A detecto... | 08/01/2006 |
| 6125882 | Fluid transfer system A variable volume fluid storage tank or reservoir and related fluid transfer system are provided for storing and transferring volatile or hazardous fluids, particularly such as fuel in an aircraft fuel supply system. Each fluid storage tank comprises a ta... | 10/03/2000 |
| 5570714 | Explosion-retardant containment vessel for storage of flammable liquids The present invention is directed to an above-ground, explosion-retardant containment vessel for the storage of a flammable liquid. The containment vessel preferably comprises a primary storage tank capable of storing the flammable liquid and a containmen... | 11/05/1996 |
