For the conditioning of yarn wound into cops, at a ring spinner or twister, after the yarn is wound round the sleeve an additional fluid is applied to the wound yarn according to a set program, before the sound cops are transferred to a conditioning appts. Also claimed is a winding sleeve with openings for fluid to pass through. Pref. during conditioning, the wound yarn at the start is heated to a...

In order to make the manufacture of galvanised bar elements (10), for example for space frameworks, more economical, the individual parts of the bar elements (10), namely the hollow bar (11) and the end pieces (12), are galvanised before they are connected. The ring welds between the galvanised parts (11, 12) are made by laser welding. On account of the high energy density of the laser welding bea...

In a tire mold (22) having a pair of mold parts separable about cooperating surfaces (62,64) of the respective mold parts which define a parting line region, each of the mold parts includes a surface defining at least a portion of a cavity for shaping a tire. The tire mold further includes a plurality of pockets (108,122) for defining a respective plurality of circumferentially arranged tread elem...

PCT No. PCT/AT94/00105 Sec. 371 Date Apr. 19, 1995 Sec. 102(e) Date Apr. 19, 1995 PCT Filed Aug. 2, 1994 PCT Pub. No. WO95/05888 PCT Pub. Date Mar. 2, 1995.A process for the purification of aqueous solutions of amine-oxides, characterized in that said solutions are contacted with an aqueous purification solution of an alkali hydroxide and/or ion pair reagent by means of an anion active membrane. B...

The invention relates to a rotor 1a for impact or hammer mills whose rotor discs 1 are manufactured from casting steel and have widened hubs 3 which, according to the invention, are welded to one another at their end faces. Before the welding process, the rotor discs are joined in a centred fashion. The outer edges of the rotor discs remain - at least initially - unconnected to one another, i.e. t...

For damping the shockwave of an explosion triggered by internal ignition, a battery lid (2) is provided on its underside with a fibre mat (3), whose fibre consists of the same material as the battery casing and which is included in the flush-welding of container (1) and lid (2). The mat is, as a unitised punched component, divided into a number of sections (4), corresponding to the number of cells...

Lubrifiant pour le revêtement d'articles moulés expansés, en particulier d'éléments rembourrés, en mousse de polyuréthane, à base d'une dispersion aqueuse d'une huile lubrifiante, comme substance active, et d'émulsifiants, contenant, comme substance active, des éthers de polyoxypropylène ou de polyoxypropylènepolyoxyéthylène liquides insolubles dans l'eau, dont la proportion d'oxyde d'éthylène ...

The ski fixing element which retains the end of a boot sole and frees it under excessive force comprises a base (3) connected to the ski. A body (2) is mounted on the base and carries a boot retaining jaw (4) comprising two webs (5) which hold the boot laterally. Each of these webs is movable in a horizontal plane in response to the boot against the force developed by a return spring (15) housed i...

The subject matter of the invention is a wet razor. In order to produce a wet razor which permits the user always to shave under the best possible conditions, the invention proposes a wet razor (2) having a handle part (3) and having a blade part (4) with at least one exchangeable razor blade, proposes a device for registering the use of the razor, proposes an electronic evaluation unit which is c...

The invention relates to a process for the preparation of CFC-free, soft and elastic, semi-rigid or rigid mouldings containing urethane groups and having a cellular core and a compacted peripheral zone with an essentially pore-free, smooth surface, by reacting a) organic and/or modified organic polyisocyanates with b) at least one relatively high-molecular-weight compound containing at least t...

A colorimeter for converting a color output to an electrical signal, comprising a color chart (46) for comparing with a color (52, 54) which is to be converted, means (110) for generating an electrical signal which corresponds to a favorable comparison of the color to the color chart, and means (14) for locating the colors of the chart with respect to the means for generating an electrical signal ...

A method for treating the surface of an absorbent resin which comprises mixing (I) 100 parts by weight of an absorbent resin powder having a carboxyl group, (II) 0.01 to 30 parts by weight of a polyhydric alcohol, (III) 0 to 50 parts by weight of water and (IV) 0 to 60 parts by weight of a hydrophilic organic solvent, and heat-treating at a temperature in the range of 90 to 250 DEG C to treat the ...

The adhesive properties of polyolefin products are improved by submitting said products to a surface modification process which includes the following steps: A) application of a layer of one or more photosensitive materials selected from: 1) chloroparaffin containing 5 to 80 wt% of chlorine and having an average molecular weight greater than 200; 2) vinyl chloride homopolymers and copolymers, ...

Floorings and flooring compositions containing a plasticised, preferably recovered, PVB resin are disclosed. In a more preferred aspect of the technology, the floorings and the corresponding compositions contain a major amount of a second compatible resin such as a non-plasticised PVB, and also a major amount of a composition inert filler. The floorings made in accordance with the technology herei...

A polyorganosiloxane composition having a biocompatible surface thereon is disclosed. The biocompatible surface results from the derivatization, or amination, of the surface intended for cell contact. More specifically, the present invention is a polyorganosiloxane composition in which the surface is either treated with a primary amine and optional peptide or the surface is co-cured with a primary...

PCT No. PCT/EP92/00327 Sec. 371 Date Dec. 22, 1993 Sec. 102(e) Date Dec. 22, 1993 PCT Filed Feb. 17, 1992 PCT Pub. No. WO92/14778 PCT Pub. Date Sep. 3, 1992.The invention concerns an electrical winding with a conductor layer (14) which is sealed in an insulating layer (30) of polyethylene. The polyethylene has a degree of crosslinking of at least 60% and contains an anti-oxidant. The starting mate...

A process for recovering polymers by dissolution in an aqueous alkaline or acidic medium and precipitation in a strong turbulent aqueous flow with subsequent ripening of the precipitated particles in a laminar flow.

PCT No. PCT/EP93/01222 Sec. 371 Date Nov. 22, 1994 Sec. 102(e) Date Nov. 22, 1994 PCT Filed May 17, 1993 PCT Pub. No. WO93/24561 PCT Pub. Date Dec. 9, 1993.An expandable styrene polymer comprising a) from 0 to 90% by weight of a styrene polymer or styrene copolymer other than b) contains at least 50% by weight of copolymerized styrene, b) from 10 to 100% by weight of a styrene/methacrylamide copol...

In order to transfer an image on a photocopy to a copying material, the invention calls for a transfer sheet to be laid on the photocopy and a negative of the image to be produced using heat and pressure. The transfer sheet representing the negative is then laid on a copying material which has a photosensitive layer which is exposed by illuminating it through the transfer sheet. In this way, stamp...