Counter flow heat exchanger with a first fluid near ambient temperature and a second fluid at a temperature less than -20 degrees C. The first fluid circulates centripetally from an external radial inlet (17), and the second fluid circulates centrifugally fr an internal radial inlet (18). Air distillation unit which includes such an exchanger. Cryogenic cooling process using such an exchanger At l...

Methods for preparing metallurgical powders containing an organic lubricant are provided. The powders are prepared by wetting a dry admixture of an iron-based powder, at least one alloying powder, and a first organic lubricant with an organic binding agent that is preferably dissolved or dispersed in a solvent. After removal of the solvent, the dried powder composition is admixed with a second org...

A method, system , and computer readable medium for generating a personalized shopping list. The method includes electronically receiving a customer identifier and an associated product identifier to a computer associated with a retail store and generating, using the computer, a personalized shopping list including a product associated with the product identifier based on the customer identifier. ...

A system employs a code reading wand or digital pen to order items from a catalog employing item-identifying indicia which are preferably position-indicating indicia. The catalog includes items provided by plural suppliers. Single catalog order may be issued and distributed to plural suppliers by access to supplier information in a database. The catalog may be distributed with the code reading wan...

PURPOSE: A cyber banking process and a payment system in an electronic commerce is provided to enable a seller to perform a charged service or sell commodities over the Internet, to enable a buyer to safely pay for the charged service or the commodities with a simple operation, and to enable a bank to reduce a management cost and safely operate the deposited fund. CONSTITUTION: The method comprise...

Manufacture of a medical device, which presents a hydrophilic surface coated elongate shaft for insertion into a body passageway, comprises: having the elongate shaft formed from a thermoplastic elastomer material comprising a polyether block amide or a styrene block copolymer; and forming the hydrophilic coating on the shaft by sequentially applying to the surface (i) a solution containing 0.05-4...

The hybrid vehicle drive transmission (12) with a clutch (20) for the vehicle drive wheels assembly (24) has a battery (28) of accumulators. The battery electronic recharger control module (30) gives deceleration through disengagement of the clutch (20). The electric drive (18) then functions as a generator braking the assembly (24). Sensors (34,36) for the accelerator and brake pedal positions fa...

On forme un revêtement de diamant en film mince, relativement lentement, en utilisant une concentration en méthane relativement faible, et ce revêtement est identifié par ses caractéristiques de spectrographie Raman. Le diamant en film mince dont l'épaisseur est de préférence de 5 à 40 microns, fournit une résistance à l'érosion et à la corrosion, dans un environnement corrosif, nettement supér...

A method creates an adjusted credit risk transition matrix and related matrices. The method uses the steps of obtaining a real probability measure (P) transition matrix, and adjusting the (P) transition matrix to be consistent with default probabilities under martinga le measure (Q) by making the last column (default probabilities) in the (P) transition matrix consistent with default probabilitie...

Cementing compositions which are particularly suitable for squeeze cementing operations, comprise an aqueous phase, and a micro-cement, the aqueous phase including an aqueous suspension comprising a vinyl acetate type polymer obtained by chemically cross-linking a polyvinyl compound, a nanolatex and an anionic surfactant with a cloud point of more than 80° C.

A composite material comprises inorganic-bonded alkaline earth silicate fibers in which any bonding agents or fillers comprise low amounts of aluminum so that the composite material comprises less than 1% by weight aluminum expressed as Al₂-O₃.

Commercially sensitive or confidential material is shredded using a shredding assembly (2) that is based within the office. this is full, the storage bin of the shredder can be removed and placed within a waste receptacle of a refuse collection vehicle The paper is pulped or further shredded and the waste material stored within a storage chamber at the rear of the vehicle.

Concrete contains a matrix containing 250-500 kg/m 3> organic and/or hydraulic binder sufficient to obtain above 18 cm in flow test, material filler of grain size 0.4-5 mm, water such that water/binder ratio is 0.2-0.4, water-reducing additive containing a deflocculant optionally combined with a viscosity index improver, and optional additives. Preferably, the concrete may include glycol as a shri...

Non-flammable composition contains 10-85 weight % expanded material, 10-90 weight % alkaline metal silicate, 1- 30 weight % catalyst and carbon dioxide. The expanded material is perlite, vermiculite or expanded glass. The alkaline metal silicate is sodium or potassium silicate. The catalyst is aluminum sulfate. The composition may include 2-30 weight % mineral or organic material, 0.5-5 weight % s...

A method of continuously fabricating a lens excellent in various optical characteristics and having no nonuniformity in the characteristics over a total of the lens and a lens fabricated by the method. A first step for forming thiourethane prepolymer and a second step for making thiourethane prepolymer react with at least one urethane forming monomer are carried out in an extruder or in a reactor ...

The compression moulding method consists in the following: two blanks are produced, whereby the shape thereof corresponds to the distribution of the material used for the envelope around the body; one of said blanks is positioned in the impression (14) of a lower moulding unit (11), said impression corresponding to the shape which is to be conferred upon the envelope; a plate or intermediate grid ...

A comentitious composition of the setting type which can be kept in a ready-mixed state and which can be caused to set and harden upon introduction of an accelerator with reproducibility and set time predictability. The cementitious base composition contains calcium sulfate hemihydrate as a principal filler material and certain non-calciun bearing phosphate additives which prevent setting action i...

The tablet dispenser comprises a three-sided box section (3) with a hole in the bottom for dispensing tablets. A second three-sided box (4) fits into this to form a closed container. This second box consists of a drawer (5) at the bottom which is joined to a cap (6) by a film hinge (7). It can be slid out of the first section and the cap moved back on the hinge to allow tablets to be fed into the ...

The machine has non-uniform access memory comprising several modules (10,20,40,60), each of which has a part (6,26,46,66). The part (6) at least includes a table (8) for managing local access to a part of memory (5) local to the module (10) and a table (9) for managing access to a part of memory, remote for the module (10), via a bus system (7). The machine includes a counter (81) for access to th...

The fitting assembly consists of the implant (2) itself, comprising a cup (5) with an unbroken outer surface, with spikes (10) and/or ribs (11) and a porous coating to encourage penetration by bone cells. A trial cup (3) has spikes and/or ribs of the same or slightly smaller dimensions than the implant and fits to an impaction tool with a dynamometer (4). The dynamometer has a handle (15) with a ...