In the formation of a tread pattern having many sipes (30), a combination of pitch segments (15, 16, 17) having a plurality of kinds of pitch lengths (L1,L2,L3) is selected so as to substantially match with the tread circumference (T) and an inner peripheral length (L) of a sector member (36) constituting part of a split mold (35) in order to prevent intersect of the sipes with any dividing positi...

The appts to open out a yarn end, to prepare it for splicing after a yarn break, has a beating wheel (4) with blades (6) with straight opening edges (8) alternating with blades (6) with sawtooth opening edges (9). ADVANTAGE - The appts. gives an improved action to open out a broken yarn end, when the yarn is composed of strong fibres such as of polyester, or long fibres such as Egyptian cotton.

A storage battery of the lead-acid type is disclosed, comprising unipolar electrodes (6) and bipolar electrodes (7), having a tubular shape fastened preferably perpendicularly to separators (3, 4) made of an insulating material, which divide into two or more adjacent cells the container (1) containing the electrolyte. In a preferred embodiment, each tubular electrode (6, 7) is formed by an axial b...

To splice a break in a doubled yarn where, at a spinning station, two yarns of different types are spun simultaneously and are doubled together for winding, they are cut automatically at the doubling point when a break is regisitered in one of the components. The yarn sections are caught by a suction unit and are sepd. without laying in the doubling guide, to be passed to separate splicing station...

Il perfezionamento concerne una graniglia 2 di pietra, ardesia, argilla frantumata o simile, messa in opera parzialmente affondata in uno strato 1 di resina o colla epossidica, applicata allo strato di vetro V o di specchio V-B, in modo tale da realizzare una superficie posteriore ricca di estroflessioni emigranulari, facilmente ancorabile alle pareti con malta o cemento.; The improvement accordin...

In order to avoid the wearing down (attrition) effects on the layer of interferential material (4), the method provides for said layer of interferential material (4) to be sandwiched between a first element of transparent material (1) and a second element of transparent material (5).

A method being capable of achieving the reduction in contact resistance between each layer when bringing a silicide layer into contact with a polycrystalline-silicon (polysilicon) layer in the manufacture of semiconductor devices. The method comprises the steps of forming a polysilicon layer and a silicide layer thereon over a partial top surface of a semiconductor substrate, forming an insulating...

A fluid composition suitable for use as an aircraft hydraulic fluid is disclosed. The fluid composition comprises a fire resistant phosphate ester base stock comprising between about 10% and about 100% by weight of a trialkyl phosphate, between about 0% and about 70% by weight of a dialkyl aryl phosphate, and from about 0% to about 25% by weight of an alkyl diaryl phosphate, with the proviso that ...

A process for forming a porous refractory mass on a surface is characterized in that an oxidizing gas is projected against that surface together with a powder mixture which comprises: refractory particles; particles of fuel which reacts exothermically with the oxidizing gas to form refractory oxide and release sufficient heat to melt at least the surfaces of the refractory particles so that they b...

A filler for filling in defects or hollow portions of bones to coalesce with the bone tissues is provided which comprises powders of a calcium phosphate compound having the apatite crystalline structure of each crystal grain size of from 50 &org& to 10 microns and represented by the following general formula of Cam(PO4)nOH (1.33

The invention relates to a pallet (1) manufactured of recyclable cardboard. The pallet (1) consists of beams (3) attached crosswise in two layers above which a covering sheet (2) of cardboard can be provided. According to the invention the beams (3) are formed of parallel, tube-like board core pieces (4) which are surrounded by a sheet of corrugated cardboard (6). The axes of the core pieces (4) a...

Cholesterol and cholesterol esters are removed from egg yolk by a process wherein a) optionally after the addition of an emulsion-breaking agent to the egg yolk, the egg yolk plasma is separated from the LDL-granula fraction, b) cholesterol and cholesterol esters which are contained in the egg yolk plasma are adsorbed on a solid adsorption agent and c) the solid material loaded with cholesterol an...

In the case of a heat engine, in particular a Stirling engine, comprising a displacement piston and a working piston which are coupled together in a housing sealed in a leak-proof manner against the outside so that they can oscillate in a linear direction, in which case the gas space between the displacement piston and the working piston is connected to the gas space between the displacement pisto...

A novel microwavable susceptor (1) suitable for baking cookie dough in a microwave oven is disclosed. Specifically, the susceptor comprises an inner region (2) and an outer region (3), the inner region having a pattern of metalized (6) and/or non-metalized (7) portions wherein the intensity of the inner region is about from about 25% to about 75% and the outer region has an intensity arbitrarily s...

Dialyzers and methods are disclosed for performing shortened extracorporeal blood treatments. A flow restriction is provided in a dialyzer serving to partially impede flow of dialysate through the dialysate compartment of the dialyzer. As a result, the pressure of the dialysate upstream of the flow restriction is sufficient to cause the pressure profile of the dialysate from the dialysate inlet to...

La presente invención se refiere a mejoras en un sistema de rodilla modular que incluye un componente femoral, un componente de tibia y un componente rotular, caracterizada por la provisión de un componente femoral con por lo menos dos pernos femorales, cada uno de dichos pernos adaptado para ser conectado y fijado en un conector intercondilar entre porciones condilares del componente femoral, por...

Ipoxantine derivatives of general formula (I): both as racemate and chiral forms and the salts thereof with pharmacologically acceptable cations, wherein n is an integer comprised between 2 and 6, and A is the residue of a dipeptide, tripeptide, tetrapeptide and pentapeptide selected, respectively, from the groups consisting of: (a) glycyl-aspartate, alanyl-glycine, glycyl-glycine, aspart...

A method for detecting nucleic acids in which a nucleic acid probe with two or more nucleotides which are modified by immobilisable groups and which are not directly adjacent in the nucleotide sequence is used.

The invention relates to compositions comprising acyl derivatives of 2'-deoxyribonucleosides. The invention also relates to methods of treating or preventing radiation, mutagen and sunlight-induced biological damage, and methods for improving wound healing and tissue repair, comprising administering the composition of the present invention to an animal.

The derivatives have the formulae wherein Y is -CH2F, -CHF2, -CF2, -CH2Cl or -CHCl2; Z is beta -methylthioethyl, beta -thioethyl, beta -benzylthioethyl, S-(5'- desoxyadenosin- 5'-yl)-S-methyl- thioethyl, gamma -guanidinopropyl, or RaHN(CH2)n- wherein n is 3 or 4, or HN(CH2)n- wherein n is 3 or 4, or wherein Y2 is -CH2F, -CHF2 or -CF3; Ra, if present, and Rb are the same or ...