PURPOSE:To perform excellent heat seal free from adhesion between a film and a heat sealer by a method wherein film sheets are pinched and welded between the pressure surface of the heat sealer and the sealer support thereof before compressed air is blasted from the abovementioned pressure surface toward said film sheet. CONSTITUTION:Stacked film sheets are pinched and welded between the pressure ...

Steel articles are protected against corrosion by being completely or partially coated with a material showing a resistivity of at least 0.1 M OMEGA .cm and comprising a matrix which comprises A) inorganic solid particles of a size of from about 5 mu m to about 0.5 mu um, or a coherent structure from such homogeneously arranged particles, and B) densely packed solid particles having a size of th...

A novel method of making foamed, crosslinked low density polyethylene utilizing as dual crosslinking/blowing agents, organic peroxides of the formula: where each R is a t-alkyl group bonded through its tertiary carbon atom and having 4-8 carbon atoms; and R' is an alkyl group of 1-6 carbon atoms.

SEPARADOR CENTRIFUGO. ESTA INVENCION SE REFIERE A UN SEPARADOR CENTRIFUGO DONDE ESTAN FORMADAS, EN EL INTERIOR DEL ROTOR, UNA CAMARA DE SEPARACION (7) Y UNA CAMARA CENTRAL (26), COMUNICANDO ESTA ULTIMA POR UNA PARTE PERIFERICA DE LA CAMARA DE SEPARACION A TRAVES DE UN CONDUCTO (19A, 19B). LA PARTE (19A) DEL CONDUCTO QUE ESTA SITUADA MAS CERCA DE LA CAMARA CENTRAL (26) SE EXTIENDE DE MANERA SUSTANC...

PURPOSE: To prevent friction between two output members even when one torque is input by providing a clamps to cope with displacement of an interlocking means in the axial direction so as to sufficiently maintain resistant torque to be impressed on an output shaft. CONSTITUTION: Resistant torque impressed on output shafts 62, 72 causes slipping in relation to rotation of links 14, 15 along inclina...

A process is disclosed for the preparation of derivatives of perfluoroalkanecarboxylic acids and perfluoroalkanesulphinic acids by reacting a perfluoroalkylhalide having the general formula RFX, in which X represents an atom of chlorine, bromine, or iodine, and RF represents an unbranched or branched perfluorinated chain containing from 2 to 12 carbon atoms; with CO2 or SO2 in a solvent medium and...

A converter for converting a delta sigma modulated signal into a pulse code modulated signal comprises an n bit counter, an (n-1) true/complement, zero one element which is controlled by the most significant bit of the counter and operates on (n-1) bits of the counter in accordance with the pulse density modulation input to produce weighted output samples. An m bit accumulator accumulates the weig...

Acid resistant concrete articles, especially sulfur concrete pipes manufactured from a material formulated on the basis of a composition of portland cement concrete suitable for the manufacture of pipes by means of the dry casting method, the volume of portland cement, filler and water being replaced by a substantially equivalent volume of sulfur cement and filler, while the amount of other compon...

PURPOSE:To reduce the width of a side frame and thereby reduce any obstruction against a field of view by fixedly mounting the side frame upwardly projecting on both sides of a seat back frame, and attaching a head rest between bent portions of said side frame on the upper end thereof vertically movably. CONSTITUTION:First, upon adjusting the height of a head rest (8), an operating part 31b of a l...

In a process and apparatus for producing an expanded particulate product in a rotary tubular kiln presenting an essentially linear product conveying and treating region free of lateral offset, in which a burner at the discharge end of the kiln operates to introduce heat into the conveying and treating region, raw material is introduced into the conveying and treating region via the charging end an...

Compounds of the formula I wherein C1 and N4 are in trans configuration to each other, wherein R and Y are defined herein below, as bases and pharmaceutically acceptable acid addition salts thereof, processes for their preparation and pharmaceutical preparations and methods of treatment employing such compounds. The compounds are useful for treatment of disorders in the central nervous ...

The invention relates to admixtures and a method for milling Portland clinker for the production of gypsumless Portland cements with specific surfaces of from 350 to 750 m<2>/kg. According to the invention, the milling is carried out in the presence of 0.01 to 0.15 mass-% of a synthetic organic surface-active substance with wetting properties which is stable in alkaline media of pH values 9 to 12.

Peptides of formula (I) and their salts are new. - H2N-W-Ser-Asp-Lys-X-OH (I) - (X = Pro, Lys or a valence bond, W = Thr, Pro or a valence bond, with the proviso that if X = Pro then W is also Pro).

Peptides of formula (I) and their salts are new. - H2N-W-Ser-Asp-Lys-X-OH (I) - (X = Pro, Lys or a valence bond, W = Thr, Pro or a valence bond, with the proviso that if X = Pro then W is also Pro).

Adenosine analogues of formula (I) which act selectively at adenosine receptors and which act in general as adenosine antagonists are disclosed. From in vitro studies it is known that specific physiological effects can be distinguished as a result of this selectivity and that adenosine receptor activity in vitro correlates with adenosine receptor activity in vivo. Pharmaceutical preparations of th...

In a method of forming an assembly in which a semiconductor element (1, 2) is secured on an insulating plate (3) which is surrounded by an insulating frame (5), the plate and the frame bear on a metal support (4) and a cover (9) is fixed over the frame. An initial step involves the formation of a subassembly (60) comprising the element (1, 2), the plate (3) and the frame (5), the element (1, 2) be...

PURPOSE:To realize a high integration of a memory array and to reduce a signal- transfer delay time in a peripheral circuit by a method wherein the memory array of a semiconductor device is constituted fundamentally of a dynamic memory cell and its peripheral circuit is constituted fundamentally of a Bi-CMOS logic gate circuit. CONSTITUTION:This Bi-CMOS dynamic RAM is provided with 8 memory mats M...

A test process operating using a specific bond for the investigation of a liquid medium on a ligand is described. The test process comprises the following steps: (a) the liquid medium is brought into contact with a reagent which contains a conjugate of a labelling substance which has a predetermined characteristic and a specific binding substance, the reagent and the ligand forming a binding rea...

Antibiotic 19-epi-dianemycin, process for its preparation by fermenting a new strain of Streptomyces hygroscopicus, and isolation from the fermentation broth; and its use as an anticoccidial agent and antibacterial agent against gram-positive bacteria.

1. Polyether ionophore corresponding to the formula : see diagramm : EP0179751,P13,F1 in anhydrous or hydrated form and pharmaceutically acceptable salts thereof.