Did You Know...
...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!
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| Number | Title | Issue Date |
| 7374604 | System and method for flue gas treatment The present invention discloses a system for flue gas treatment, wherein the provided system comprises a quench module, a first control module, a filter collecting module, a wet scribing module and a regeneration module. In this system, parts of the particles contai... | 05/20/2008 |
| 7121534 | Method and apparatus for gasifying a liquid A method and apparatus for gasifying a liquid wherein a liquid feedstock (2) to be gasified is passed down a surface (8) in the presence of a gas and into standing liquid (6), the surface having at least one change in gradient (8a, | 10/17/2006 |
| 6962199 | Method for removing condensables from a natural gas stream, at a wellhead, downstream of the wellhead choke The present invention relates to a method for removing condensables from a natural gas stream, at a wellhead, downstream of the wellhead choke thereof. In accordance with the invention there is provided a method for removing condensables from a natural gas stream at... | 11/08/2005 |
| 6019819 | Apparatus and method for extracting heat from contaminated waste steam Disclosed is a contaminated waste steam heat recovery apparatus 10 and method therefore which includes a primary condensing unit 38, a low pressure water washing unit 26, a liquid to liquid heat exchanger 36 and a vent fan 31. Waste gas is ducted from fry... | 02/01/2000 |
| 5641338 | Air scrubber and method An air scrubber and method for cleaning a stream of air utilizes a horizontal tray (A) together with a passageway (B) for transporting air beneath the trays and directing same upwardly through a perforated bottom of the tray which is supplied with a prede... | 06/24/1997 |
| 5180405 | Oily smoke purifying apparatus of central processing system type An oily smoke purifying apparatus of central processing system type comprising an upright housing on the inside bottom of which is provided a water tank equipped with a water pump that is connected to a multitude of branch pipes capable of spraying a scre... | 01/19/1993 |
| 4472181 | Spray painting plant containing apparatus for purifying contaminated air In a plant for purifying contaminated air, the contaminants are transferred from the air to a liquid flowing through a spray booth through which the contaminated air also flows in intimate contact with the liquid. The liquid is then collected in a contain... | 09/18/1984 |
| 4392875 | Smog eliminator A device for eliminating carbon particulates from smoke including recirculating pressure water sprays within a spray booth mounted on a smoke stack, a conical deflector and a water collecting means mounted therein; the collected spray water being cleaned ... | 07/12/1983 |
| 4295866 | Paint spray booth with water wash A spray booth installation has a water tank 10 from which water is withdrawn by a pump 11 to feed a water curtain covering a wall located above a dividing baffle plate 17 in the tank and to feed sprays in an air extraction passage disposed above a region ... | 10/20/1981 |
| 4278451 | Apparatus for extracting granular or finely divided solid materials from a gas under pressure A method of and apparatus for extracting granular or finely divided or powdered solid materials from a gas under high pressure, particularly slag from synthesized gas generated in connection with the gasification of coal. The invention is carried out by u... | 07/14/1981 |
| 3964886 | Gas scrubbing apparatus An air pumping and scrubbing apparatus which is suitable for use in spray paint booths is described. This apparatus uses liquid sprays directed into a conduit to cause an air pumping action to inject air into the conduit and dis-discharge to atmosphere us... | 06/22/1976 |
