An equipment for the measurement and control of load material and scrap metal feeding into an electrical arc furnace, including an automatic control device for feeding control of load material or scrap according to the energy supplied to the bath, and a measuring device for the added load material, in correlation with the automatic control device, comprising a weighing device for the furnace shell...

A polymeric composite foam is disclosed where the continuous phase is a foamed phenolic/furan polymer and the disperse phase is a foamed polystyrene polymer. The composite has a preferred density in the range 25-50 kg/m3 and the composites exhibit good thermal insulation and fire resistant properties. The process for preparing the composites is relatively low cost.

Several motor (28) driven embodiments are discussed which provide linear motion to a downhole flow control device (46). The embodiments employ ball screw (110, 112, 114) assemblies or lead screw (24) assemblies. A device for rotational actuation of a downhole flow control device (60) is also disclosed.

The present invention relates to a bi-oriented polypropylene film comprising a polypropylene homopolymer base layer and at least one adjacent heat sealable polymeric layer, which in turn is constituted of a hydrocarbonic resin and a polymeric material. This film is used for making packages for paper reams, foods-tuffs, perfumery among other packages, since it exhibits ideal properties to ensure ad...

The invention is directed to a composition suitable for high gloss air quenched blown films. The films are comprised of from 2 to 15 percent by weight of a substantially isotactic propylene-based copolymer having a melt flow rate of at least 5 g/10 minutes and having from 8 to 21 mole percent units derived from an alpha olefin; and from 85 to 98 percent by weight of an ethylene-based copolymer hav...

Disclosed are radiation curable putty compositions that include (a) a radiation curable material, (b) a radiation cure initiator, and (c) a filler comprising a polymer, such as a polymer that is transparent to ultraviolet radiation. Also disclosed are methods for refinishing a coated substrate utilizing such putty compositions, and articles coated with such putty compositions.; Se dan a conocer co...

A reader device for electronic article surveillance (EAS) is disclosed which includes an exciter; a transmitter, the transmitter operatively coupled to the exciter via a first signal gate; a transmitter antenna operatively coupled to the transmitter; a receiver antenna operatively coupled to a receiver front end; and a signal detector, the receiver front end operatively coupled to the signal detec...

An instrument and method is provided that conveniently allows rapid amplification of nucleic acids. The instrument comprises in the following order at least one substantially flat temperature sensor element; a heat conducting substrate and a heater layer, whereby the heat conducting substrate comprises one or more channels permeable for fluid.

The present invention concerns a fluid loss control agent for a petroleum industry (or analogous) cement slurry, comprising a surfactant and a micro-gel obtained by chemical cross-linking of a polyvinyl alcohol. The micro-gel and the surfactant are advantageously compatible with a wide range of petroleum industry cement additives and can also produce compositions which are gas tight.

Provided are methods and systems for introducing a wet gypsum accelerator or other high viscosity production additive to an aqueous dispersion of calcined gypsum in a discharge apparatus downstream of a stucco mixer in which the dispersion was prepared. These methods and systems are useful in the production of various gypsum products such as board including wallboard and ceiling tiles.; Se proporc...

The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts, solvates, hydrates or pharmaceutically acceptable formulations thereof. These compounds may be used to modulate cellular proliferation and to prevent and/or treat proliferative diseases.; La presente invencion se refiere a compuestos de la Formula (I): (ver formula (I)) o a sales farmaceuticamente acept...

A wet gypsum accelerator comprising ground product having a median particle size of from about 0.5 micron to about 2 microns and calcium sulfate dihydrate, water, and at least one additive selected from the group consisting of (i) an organic phosphonic compound, (ii) a phosphate-containing compound, or (iii) a mixture of (i) and (ii), is disclosed. Also disclosed are a method of preparing a wet gy...

This invention relates to a method of obtaining sucralose from a feed mixture comprising 6-O-acyl-4,1',6'- trichloro-4,1',6'-trideoxygalactosucrose, other chlorinated sucrose byproducts, and optionally blocked or partially blocked chlorinated sucrose byproducts comprising the steps of: (a) performing a non-crystallization extraction step on said feed mixture to obtain an increased purity 6-O-acyl...

Azithromycin in the form of a monohydrate comprising from 4.0% to 6.5% of water, a process for its preparation and its use in pharmaceutical compositions.

The present invention relates to certain substituted purine arabinosides and their pharmaceutically acceptable derivatives especially esters and their use in the treatment and prophylaxis of varicella zoster virus and cytomegalovirus infections. The invention also includes pharmaceutical formulations and processes for the preparation of such compounds.

An electrode assembly having a pair of opposing first and second jaw members is provided. Each jaw member includes an electrically conductive tissue sealing surface extending along a length thereof, each tissue sealing surface is adapted to connect to a source of electrosurgical energy such tha t the tissue sealing surfaces are capable of conducting electrosurgical energy through tissue held there...

A method of treating a subterranean formation, comprising: at least partially coating particulates with a first layer of a first curable resin and allowing the first curable resin to substantially cure; and then, at least partially coating the particulates with a second layer of a second curable resin; and allowing the second layer of the second curable resin to substantially cure; and then, slurr...

The present invention provides an electro-optical sensing device (110) for detecting the presence or concentration of an analyte. More particularly, the invention relates to optical -based sensing devices (110) which are characterized by being totally self-contained, with a smooth and rounded oblong, oval or elliptical shape (e.g., a bean- or pharmaceutical capsule- shape) and a size which permits...

A method of filling pouches, particularly drink pouches, with few steps in the process. A pouch is provided for filling and placed on its side on a conveyor belt. The pouch is pushed to a stop such that the open end of the pouch is placed for accurate engagement by clamps which pick up the pouch on both sides of the mouth and rotate the pouch to a vertical position with the mouth facing upward. Th...

A wet fiber based composition that includes wet glass fibers, a water dispersible polymeric resin, and gypsum is provided. Components including melamine formaldehyde, a filler material, coupling agents, acetic acid, an accelerator, and/or a hardener may also be added to the composition. The gypsum may be a-gypsum, ????-gypsum, or combinations thereof. The wet glass fibers are wet chopped glass fib...