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Medicament with a delayed release of active ingredient
I claim: 1. A medicament exhibiting a delayed release of active ingredient in the form of hard gelatin capsules which comprises: an active ingredient; a surfactant ...
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Dentifrice-compatible silica particulates
OF THE PREFERRED EMBODIMENTS OF THE INVENTION The invention includes several embodiments of novel silica particulates and processes for the production thereof. E...
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Process and an apparatus for the development of photographic two-sheet diffusion materials
Proceeding from a process of the initially mentioned type, this object is achieved for a process in that the positive and negative sheets are joined together flexibly ...
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Method of manufacturing semiconductor devices
What is claimed is: 1. A method of making semiconductor devices comprising the steps of: a. providing a semiconductor substrate having a first type of conductivity; b. ...
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Method of producing low carbon tin-mill gage steel without annealing border
We claim: 1. In the process for producing a cold rolled tin-mill gage steel coil wherein a low-carbon steel is hot rolled, pickled, cold rolled to final gage and box ...
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Apparatus for producing methane gas by processing waste materials
This invention utilizes a plurality of tanks. Each of the tanks is covered with a floating hood which seals the contents of the tanks with respect to the ambient. Inside ...
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Compositions and process for dedusting solids-containing hydrocarbon oils
Having described the invention, what is claimed is: 1. As a composition of matter, an admixture of compounds useful for dedusting oils characterized as unconventional ...
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High purity silicon production by arc heater reduction of silicon intermediates
It has been found in accordance with this invention that the foregoing process may be overcome by a process for the production of high purity silicon comprising the ...
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Process for doping high purity silicon in an arc heater
It has been found in accordance with this invention that the foregoing disadvantage can be overcome by a method for doping solar grade silicon comprising the steps of ...
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Arc heater production of silicon involving a hydrogen reduction
The process of this invention is characterized by the following steps: (1) HALOGENATION OF A SILICA-BEARING MATERIAL IN THE PRESENCE OF CARBON TO PRODUCE GASEOUS SILICON ...
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