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Now showing items 101-110 of 190
Treatment of immuno-resistant disease with low-dose interferon
(United States. Patent and Trademark Office, 1991-05-28)
Neoplastic disease, hyperallergenicity, autoimmune disorders characterized by chronic tissue degenerative inflammation and immuno-resistant viral infections are treated by the administration of interferon at a dosage of ...
Method for controlling Caperonia palustris with the fungus Amphobotrys ricini
(United States. Patent and Trademark Office, 1990-03-20)
The invention relates to the use of the fungus Amphobotrys ricini as a mycoherbicide to control texasweed (Caperonia palustris). Amphobotrys ricini has been found to infect and kill texasweed when applied to the plant and ...
Low noise and narrow linewidth external cavity semiconductor laser for coherent frequency and time domain reflectometry
(United States. Patent and Trademark Office, 1996-04-23)
A semiconductor laser (10) having an external cavity used for coherent frequency and time domain reflectometry is provided. The laser (10) provides a very stable single longitudinal mode characteristic, a very narrow lasing ...
Active harmonic power filter apparatus and method
(United States. Patent and Trademark Office, 1996-10-22)
Described is an active filter (10) for removing harmonic currents from a neutral wire (24) to reduce the current In in the neutral wire. The filter (10) typically is located away from the source (26) and near the load (28). ...
Progressively monitorable fire alarm system
(United States. Patent and Trademark Office, 1991-02-19)
A method for producing reflectors in a continuous length of optical fiber is disclosed. The present process includes the steps of preparing the ends of two or more optical fibers, placing one or more of these fibers in a ...
Expert system for detecting high impedance faults
(United States. Patent and Trademark Office, 1996-08-27)
An expert detection system includes a method and apparatus for detecting high impedance faults occurring on a distribution circuit coupled to an AC power source. Based upon an expert's knowledge of high impedance fault ...
Ion source for compact mass spectrometer and method of mass analyzing a sample
(United States. Patent and Trademark Office, 1997-08-19)
A mass spectrometer 20 includes an electron multiplier 30 for producing an electron avalanche 58 directed toward an ionization region 38. A sample 40 enters the ionization region 38 through a sample inlet 68. In the ...
Load analysis system for fault detection
(United States. Patent and Trademark Office, 1997-02-04)
To prevent unnecessary power outages, and to remove feeder lines from service only when certain hazardous fault conditions occur, a load analysis system including an apparatus and method, monitors the load level of a feeder ...
Randomness fault detection system
(United States. Patent and Trademark Office, 1996-01-16)
A method and apparatus are provided for detecting a fault on a power line carrying a line parameter such as a load current. The apparatus monitors and analyzes the load current to obtain an energy value. The energy value ...
Method of extruding plastics
(United States. Patent and Trademark Office, 1997-06-10)
The present invention relates to a process for minimizing the flow instability of molten plastics caused by slippage of the melt at the die wall during the extrusion process. The slippage, and therefore the flow instability, ...