Search
Now showing items 21-30 of 1119
High impedance fault detection apparatus and method
(United States. Patent and Trademark Office, 1984-08-14)
Apparatus is provided for detecting the presence of a high impedance arcing fault on an electrical circuit, particularly a high voltage power line. Detection of a high impedance fault is realized by monitoring the high ...
N-nitroso-N-substituted hydroxylamines as nitric oxide donors
(United States. Patent and Trademark Office, 1997-12-16)
Nitric oxide has proved to mediate many important physiological processes. The nitric oxide donors of the present invention have a NONOate anion linked to an ortho-substituted aryl, a heteroaromatic substituent, asteroid, ...
Methods for the dynamic shut-in of a subsea mudlift drilling system
(United States. Patent and Trademark Office, 2002-05-28)
A method for a dynamic shut-in of a subsea mudlift drilling system. The method comprises detecting a kick, isolating a wellbore, and adjusting a subsea mudlift pump and a surface mud pump to provide a selected wellbore ...
Fiber Optics apparatus and method for accurate current sensing
(United States. Patent and Trademark Office, 1997-12-09)
A fiber optics sensor (10) and method for attaining accurate measurement are provided. A polarization maintaining optic fiber (22) forms a linear optical path. An optical element (24) is used to convert linearly polarized ...
Method of treating birds
(United States. Patent and Trademark Office, 1997-12-16)
A method of combatting microbial infections, including Escherichia coli and Salmonella infections, in immature birds by in ovo administration of an immune lymphokine (ILK) containing preparation in an amount effective to ...
Process for recovering low-boiling acids
(United States. Patent and Trademark Office, 2002-05-28)
The invention provides a method for recovering low-boiling acids from a concentrated solution of the calcium salt of the acid by treating the concentrated solution of calcium salts of the low-boiling acids with a high ...
Gerotor apparatus for a quasi-isothermal brayton cycle engine
(United States. Patent and Trademark Office, 2006-03-07)
According to one embodiment of the invention, a gerotor apparatus includes an outer gerotor having an outer gerotor chamber, an inner gerotor, at least a portion of which is disposed within the outer gerotor chamber, and ...
Flow fields for fuel cells
(United States. Patent and Trademark Office, 2006-02-28)
An improved proton exchange membrane fuel cell assembly and fuel cell stack assembly are provided for the economical and efficient production of electricity. The present invention comprises improved flow fields, which ...
Isolation of proteins involved in posttranscriptional gene silencing and methods of use
(United States. Patent and Trademark Office, 2006-02-21)
The present invention includes a method for detecting and isolating sugarcane proteins that interact with the HC-Pro and P1 proteins of SrMV and other proteins involved in gene silencing, particularly in sugarcane. The ...
Method for electrophoretic separations using dynamically generated opposite mobilities
(United States. Patent and Trademark Office, 2006-05-30)
Method and materials to carry out preparative-scale electrophoretic separations based on the principle of dynamically created non-co-directional effective electrophoretic mobilities are disclosed. The primary application ...