Procédé pour préparer l'extrémité d'un fil textile destinée à être rattachée à l'extrémité d'un autre fil ou à être introduite dans un dispositif de filage selon lequel on défait une portion de ce fil textile en le tenant par une de ses extrémités et en soumettant l'autre extrémité à l'action aérodynamique d'un écoulement gazeux s'écoulant en direction opposée à l'extrémité tenue. L'on met en vibr...

A means and method are disclosed for applying a stabilizer ply (12) to a tire building drum (17) and more particularly a means and method for cutting and applying the stabilizer ply material, including means for cutting (46) the stabilizer ply material between cords disposed therein and correcting (42) for variations of the cord angles during the application process in order to provide an improved...

Catalytic production of dimethylamine in preference to mono- and trimethylamine over a mordenite catalyst is disclosed, which mordenite is characterized by its alkali metal content.

An endotracheal tube assembly is provided which includes an endotracheal tube, and an insufflation catheter connectable to a source of high frequency gas and disposed in the tube. The tube has spacers adjacent the distal end to space the distal end of the catheter from the inner sidewalls of the tube. The catheter may be provided with a ventilation lumen, a suction lumen, and connection means for ...

This invention comprehends a new and unique means for preventing the crowns (forward projections of the pleats) of a backflushable filter element from splitting due to the cyclic action that is experienced during cleaning and backflushing. In one embodiment, a plurality of spacers, preferably wedge shape, is positioned between the outwardly projecting pleats of the filter media thereby preventing ...

In order to provide a visual indication of the location of error in stored programs and allow easy and prompt correction for the error, a programmable calculator is provided with both a display device (preferably, a cathode ray tube) capable of displaying the contents of a plurality of consecutive program steps in a program memory at the same time and adapted for selectively displaying the plurali...

PURPOSE:To attain simplicity and high speed of processing by using in common the combination of an up-counter and a down-counter and the 1st and 2nd registers to reduce the overhead such as calculation of a start time and resetting processing of a supervising time. CONSTITUTION:A supervising remaining time counter 10 consists of a down- counter setting a prescribed supervising time to a program br...

PURPOSE:To detect error insertion automatically by a method wherein a specific terminal of the terminals of insertion holes provided on the side of a printed substrate is fixed in a signal state predetermined, and then this signal state of the specific terminal is discriminated at the time of power source being turned on. CONSTITUTION:The printed substrate is provided the four microcomputers 3A- 3...

-i- A method and apparatus are disclosed for detecting sample fluid on an analysis slide of the type which is used to perform quantitative analyses. The apparatus comprises means for projecting radiation comprising wavelengths absorbed by water onto the slide and means for measuring the intensity of radiation received from the slide, both before fluid is metered on the slide and after fluid has be...

A means and method for applying a stabilizer ply to a tire building drum and more particularly a means and method for cutting and applying the stabilizer ply material and specifically means for cutting the stabilizer ply material between cords disposed therein and correcting for variations of the cord angles during the application process in order to provide an improved splice between the leading ...

A hydro-pressurized fluidized bed combustor having an uptanding shell and an entry at its bottom for admission of feedstock. The feedstock passes through a conduit surrounded by a heat exchanger. Inside the shell an entry conduit is outwardly flared in the upward direction to furnish a controlled expansion entry feeding into the fluidized bed. The entry conduit has a plurality of tuyeres in its pe...

The spot-type floating-caliper disc brake includes at least one guide bolt secured to the brake support member and extending from the support member into an axial bore of the floating caliper adjacent the side of the brake cylinder. A roll-back sealing ring is provided at both ends of the axial bore, one disposed in an annular groove of the floating caliper and the other disposed in an annular gro...

A hydraulic cement mix including hydraulic cement, aggregate, sufficient water to effect hydraulic setting of the cement, and an admixture comprising a mixture selected from an olefin sulfonate, an alkylarylsulfonate, an alkyloamide, an ethoxylated fatty amine, an alkanolamine, and a hydrolyzed starch having a dextrose equivalent value in the range of commercial corn syrups, the admixture being pr...

A microwave energy treated cross-linked styrenic polymer shaped article and method of forming the same.

Reinforcements such as, for example, carbon fibers, are coated with a poly(arylene sulfide). The poly(arylene sulfide) is cured in place on the reinforcement. The reinforcement can be used in compositions such as, for example, poly(arylene sulfide) compositions.

Vesiculated beads having improved scattering efficiency and resistance to shrinkage are prepared by a process which comprises: (a) forming in the presence of a polyamine, as a water-in-oil emulsion, a stable dispersion of droplets of water in a solution of a carboxylic acid functional unsaturated polyester resin having an acid value of 8 to 20, and at least one ethylenically unsaturated monomer co...

To obtain a UF foam which is low in formaldehyde, yet is dimensionally stable, up to 96% urea is dissolved in an approximately 10 to 30% aqueous extract of an alkyl, aryl or alkaryl sulphonic acid, said solution being mixed with a conventional hardener/foaming agent solution containing the sodium salt of an alkyl, aryl or alkaryl sulphonic acid in an aqueous diluent usually employed for foaming, i...

The present invention discloses a class of water soluble complex polymers of relatively low molecular weight, which have been found to be improved drag reducing agents. These complex polymers are a mixture of a cationic copolymer having a water soluble polymer backbone and an anionic copolymer having a water soluble polymer backbone. The solutions of these complex polymers are improved drag reduci...