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FIELD OF THE INVENTION
This invention relates to dental varnishes, more specifically varnishes comprising a resin and a solvent as are used to seal teeth.
BACKGROUND OF THE INVENTION
The oldest type of dental varnishes comprised solutions of copal resin, a fossilized plant-derived mined material, in
FIELD OF THE INVENTION
The present invention relates to the field of subsurface fluid recovery and, in particular, to surface-driven pump systems for oil production from subsurface hydrocarbon deposits.
BACKGROUND OF THE INVENTION
Producing subsurface hydrocarbon deposits requires that a system be
FIELD OF THE INVENTION
This invention relates to dental varnishes, more specifically varnishes comprising a resin and a solvent as are used to seal teeth.
BACKGROUND OF THE INVENTION
The oldest type of dental varnishes comprised solutions of copal resin, a fossilized plant-derived mined material, in
PRIORITY CLAIM
The present application is a National Phase entry of PCT Application No. PCT/FR2011/050604, filed Mar. 22, 2011, which claims priority from French Application No. 1052845, filed Apr. 14, 2010, the disclosures of which are hereby incorporated by reference herein in their
FIELD OF THE INVENTION
The present invention is a system for covering hydrocarbon liquids and a method of forming the system.
BACKGROUND OF THE INVENTION
As is well known in the art, oil field collection tanks are used as loading points for oil collected from conventional heavy and mid to light
BACKGROUND OF THE INVENTION
1. Field of the Invention
This invention relates to composition of matter useful in dental hygiene, more specifically in the prevention of caries.
2. Description of the Prior Art
One of the significant factors in the formation of caries is the conversion of soluble
FIELD OF THE INVENTION
The present invention relates to a hydraulic submersible driver for a rotary pump, for example a progressive cavity pump, in which the driver is offset in relation to the production tubing; and more particularly, the present invention relates to a method of operating the
TECHNICAL FIELD
The invention relates to methods for making aqueous slurries of fine particles and compositions of fine particles so made, and still more particularly relates to methods of improving the life of artificial lift systems (e.g. progressing cavity pumps) that transport aqueous slurries
The present invention relates to certain new 3,4,5-trihydroxypiperidine compounds, to processes for their production and to their use as agents against prediabetes, gastritis, constipation, infections of the gastro-intestinal tract, meteorism, flatulence, caries, arteriosclerosis and hypertension
BACKGROUND OF THE INVENTION
The present invention relates to a protective structure for the floor of a concrete enclosure having to receive a fluid which can be raised to a high temperature, such as liquid sodium or a hydrocarbon.
An enclosure of this type can be more particularly used for carrying
BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention pertains to the art of cooking appliances and, more particularly, to a preheat system employed to eliminate byproducts from an oven cavity between cleaning cycles in a convection cooking appliance.
2. Discussion of the Prior
BACKGROUND OF THE PRESENT INVENTION
1. Field of the Invention
The present invention relates to the field of portable containers for transporting medicine vials of differing sizes and protecting them from environmental damage. In particular, the present invention is directed to a container for
BACKGROUND
Field of the Disclosure
The present disclosure generally relates to electron paramagnetic resonance (EPR) and, more specifically, to utilizing EPR methods and systems to detect the characteristics of materials, for example, in wells, pipelines, or formations, such as for flow assurance or
BACKGROUND OF THE DISCLOSURE
1. Field of the Disclosure
This disclosure relates in general to valves for hydrocarbon drilling, production and processing operations, and in particular to plug valves used for managing fluids associated with hydrocarbon drilling, production and processing
BACKGROUND OF THE INVENTION
U.S. Pat. Nos. 3,848,033 and 3,996,639 to Callahan, et al. describe an aggregate having a spherical or semi-spherical shape, a void center and a single cavity in the external surface communicating to the void center prepared by
(a) preparing a slurry, the slurry