Famous Patents
In 1879, Auguste Bartholdi received design patent number 11,023 titled "Design for a Statue". It was for the Statue of Liberty.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5750392 | Composition for reducing the amount of and preventing the formation of hydrogen sulfide in an aqueous system, particularly in an aqueous system used in oil field applications Hydrogen sulfide present in an aqueous system is removed and the production of hydrogen sulfide by sulfate-reducing bacteria (SRB) is eliminated by introducing into the system nitrite and nitrate and/or molybdate ions, whereby denitrifying microorganisms ... | 05/12/1998 |
| 5509319 | Adapter for pipetter and hypodermic needle A pipetter is connected to a hypodermic needle by an adapter. The adapter includes a conduit with male and female ends and a predetermined volume. The female end of the conduit is dimensioned to receive the end of the pipetter to form a substantially air-... | 04/23/1996 |
| 5405531 | Method for reducing the amount of and preventing the formation of hydrogen sulfide in an aqueous system Hydrogen sulfide present in an aqueous system is removed and the production of hydrogen sulfide by sulfate-reducing bacteria (SRB) is eliminated by introducing into the system nitrite and nitrate and/or molybdate ions, whereby denitrifying microorganisms ... | 04/11/1995 |
| 5250483 | Method for treatment of catalysts using denitrifying bacteria A method of releasing metals from catalysts in a form that is readily recoverable using denitrifying bacteria is disclosed. The method can be used to regenerate catalysts and to recover metals from catalysts, especially molybdenum and nickel.... | 10/05/1993 |
| 5093236 | Microbiological oil prospecting This invention provides methods and systems for prospecting for subterranean oil and gas deposits by detecting the presence of hydrocarbon-consuming microorganisms in soil samples taken from a field of interest for production. A preferred method of this i... | 03/03/1992 |
| 5069787 | Method and apparatus for removing cyanide from a fluid A system for removing cyanide and related species from a cyanide-containing waste fluid, for example, of the sort generated by mining operations, includes means for generating hydrogen peroxide by the burning of a fuel and the quenching of that burning wi... | 12/03/1991 |
| 4975193 | Method for removing cyanide from a fluid A system for removing cyanide and related species from a cyanide-containing waste fluid, for example, of the sort generated by mining operations, includes means for generating hydrogen peroxide by the burning of a fuel and the quenching of that burning wi... | 12/04/1990 |
