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Now showing items 11-20 of 22
Method and apparatus for frequency encoded ultrasound-modulated optical tomography of dense turbid media
(United States. Patent and Trademark Office, 2000-03-21)
An apparatus (10) for frequency encoded ultrasound modulated optical tomography is provided. A function generator (12) produces a frequency sweep signal which is applied to an ultrasonic transducer (20). The ultrasonic ...
Fiber optic interferometric sensor and method by adding controlled amounts of circular birefringence in the sensing fiber
(United States. Patent and Trademark Office, 2000-02-08)
A fiber optic interferometric sensor (10, 70) includes a sensing fiber (32, 92) which forms a closed optical path around a current-carrying conductor (44, 94). The sensing fiber (32, 92) has a predetermined number of twists ...
Barrel crash cushions
(United States. Patent and Trademark Office, 2000-10-03)
Apparatus and methods are described relating to barrel crash cushions which readily collapse when impacted from a substantially end-on direction, and are more capable than conventional designs of substantially redirecting ...
Method of identification of animals resistant or susceptible to disease such as ruminant brucellosis, tuberculosis, paratuberculosis and salmonellosis
(United States. Patent and Trademark Office, 2000-09-05)
The present invention relates to materials and methods for identifying animals that are resistant or susceptible to diseases associated with intracellular parasites such as brucellosis, tuberculosis, paratuberculosis and ...
Method for conversion of biomass to chemicals and fuels
(United States. Patent and Trademark Office, 2000-03-28)
This invention provides a method for thermally converting volatile fatty acid (VFA) salts to ketones by mixing dry calcium salts of VFAs with hot heat transfer agent in an evacuated container, thereby causing thermal ...
Frame catcher adaptation for guardrail extruder terminal
(United States. Patent and Trademark Office, 2000-07-18)
Apparatus and methods for preventing penetration of vehicles by causing the guardrail extruder terminal to contact and engage the frame or chassis of vehicles in a collision. In preferred embodiments, a guardrail extruder ...
Slot jet reattachment nozzle and method of operation
(United States. Patent and Trademark Office, 2000-11-07)
The invention comprises a slot (20) operable to direct a substance through the slot (20), the slot (20) having a maximum inner width (23) and a maximum inner length (22), the ratio of the maximum inner length (22) to the ...
Method and system for an improved converter output filter for an induction drive system
(United States. Patent and Trademark Office, 2000-09-19)
A converter output filter for an induction drive system is provided. The converter output filter (40) comprises an L-R-C network (41) that can be coupled between each converter output (38a, 38b, and 38c) of a converter ...
Methods for enhanced resolution of hydrocarbon continuous emulsions or dispersions with conductivity modifiers
(United States. Patent and Trademark Office, 2000-09-05)
A method of increasing the efficiency of the electrostatic separation of a continuous hydrocarbon emulsions or dispersion by increasing the electrical conductivity of the emulsion or dispersion. An increase in electrical ...
Method and system for estimating particle motion
(United States. Patent and Trademark Office, 2000-09-19)
A method [40, 70] for estimating particle motion is provided. The method includes a plurality of processing nodes of a parallel processor [12] accessing in parallel data related to an estimate of cell exiting particle ...