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High purity aluminum conductor used at ultra low temperature
(United States. Patent and Trademark Office, 1996-11-12)
The aluminum conductor having increase of its electric resistivity kept small at ultra low temperature of 30° K. or lower even after cyclic strain is given at ultra low temperature, by controlling the crystal structure of ...
Method for making a high purity aluminum conductor used at ultra low temperature
(United States. Patent and Trademark Office, 1997-04-01)
The aluminum conductor having increase of its electric resistivity kept small at ultra low temperature of 30° K. or lower even after cyclic strain is given at ultra low temperature, by controlling the crystal structure of ...
Electrochemical method for producing hydrogen and sulfur
(United States. Patent and Trademark Office, 1991-05-28)
A process for the electrochemical production of hydrogen gas and sulfur from hydrogen sulfide gas is disclosed. The process includes forming a substantially equimolar mixture of hydrosulfide and sodium hydrogen. That mixture ...
Signal conditioning unit for fiber optic sensors
(United States. Patent and Trademark Office, 1996-09-17)
Apparatus and method (10, 50) for determining the value of a measurand measured by a fiber optic interferometer sensor (24, 72, 110) is provided. The apparatus includes a light source (16, 58, 102) emitting a light having ...
Method for producing reflective taps in optical fibers and applications thereof
(United States. Patent and Trademark Office, 1990-01-09)
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 ...
Pillaring of layered compounds
(United States. Patent and Trademark Office, 1993-04-06)
A process is disclosed for pillaring layered materials which do not swell appreciably in water. The process comprises first intercalating an amine or other neutral molecule such as an amide or dimethyl sulfoxide between ...
Use of OB-104 to treat ocular inflammation
(United States. Patent and Trademark Office, 1993-03-30)
A novel compound for the treatment and prevention of ocular inflammation is disclosed. The compound, OB-104, is effective at both the early and late phases of inflammation.
Position sensor elimination technique for the switched reluctance motor drive
(United States. Patent and Trademark Office, 1991-12-10)
Rotor position information for a switched reluctance (SR) motor drive is obtained indirectly in response to the motor phase inductance. An oscillator generates a signal having a time period that is a function of the ...
Process for the enzymatic synthesis of nucleosides
(United States. Patent and Trademark Office, 1991-12-24)
A process for synthesizing nucleosides is disclosed. The process includes the reaction of an alkylated nucleoside (such as 7-methylguanosine or 7-methylinosine) with a heterocyclic base (such as adenine, 3-deazaadenine or ...
Calorimetric fiber optic chemical sensor
(United States. Patent and Trademark Office, 1992-10-20)
The present invention is directed to a sensor which utilizes an optical fiber interferometer to detect the absorption of a modulated laser beam by a particular chemical species. In particular, one embodiment of the present ...