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Vanadyl compositions and methods for applying the compositions to promote plant growth
(United States. Patent and Trademark Office, 1993-02-16)
Vanadyl ion compositions for promoting plant growth, especially plant fruits, and the methods for applying the compositions are provided. Specifically, the compositions comprise an organic compound or complex of vanadyl ...
Labyrinth seal
(United States. Patent and Trademark Office, 1993-09-14)
An improved design for a labyrinth seal is disclosed. The present invention relates to a radially stepped labyrinth seal whereby the geometry of the sealing surfaces is to optimize flow deflection, thereby producing maximum ...
Conversion of H2 to sulfur
(United States. Patent and Trademark Office, 1993-12-28)
A novel iron chelate treating solution containing a specified ferric chelate, and process for converting H2 S, are described.
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 ...
Apparatus and method for fiber optic intrusion sensing
(United States. Patent and Trademark Office, 1993-03-16)
Apparatus for sensing intrusion into a predefined perimeter comprises means for producing a coherent pulsed light, which is injected into an optical sensing fiber having a first predetermined length and positioned along ...
Treatment of low pressure glaucoma and ischemic retinal degeneration with loxapine
(United States. Patent and Trademark Office, 1993-10-12)
The invention relates to a method for increasing blood flow to the retina and choroid in subjects with decreased retinal or choroidal blood flow. The method involves the topical administration of loxapine and is useful for ...
Treatment of low pressure glaucoma and ischemic retinal degeneration with droperidol
(United States. Patent and Trademark Office, 1993-11-30)
The invention relates to a method for increasing blood flow to the retina and choroid in subjects with decreased retinal or choroidal blood flow. The method involves the topical administration of droperidol and is useful ...
Inverse dual converter for high-power applications
(United States. Patent and Trademark Office, 1993-05-04)
An inverse dual converter circuit (20) provides continuous voltage step-up or step-down control over a wide range and without the need of a transformer. The converter comprises an input DC voltage source (22) for generating ...
Differential diagnostic assay for brucellosis
(United States. Patent and Trademark Office, 1993-03-02)
An immunoassay procedure is provided which exhibits increased specificity over current procedures. The procedure allows the differentiation of animals infected with Brucella abortus from animals vaccinated with Brucella ...
Micro-heat-pipe catheter
(United States. Patent and Trademark Office, 1993-03-02)
A micro-heat-pipe catheter provides a hyperthermia or hypothermia source for the treatment of cancerous tumors or other diseased tissue. The heat-pipe is about the size of a hypodermic needle and is thermally insulated ...