The invention concerns a process for the radial friction welding, preferably of reinforced pipes and end inserts made of thermoplastic material, in the production of pipelines for use under pressure in harsh environments. The aim of the invention is to ensure that the articles concerned have the necessary characteristics for the hostile conditions in which they are to be used. According to the inv...

A method and apparatus for encoding/decoding of background sounds. The background sounds are encoded/decoded in a digital frame based speech encoder/decoder. First, it is determined whether the signal that is directed to the encoder/decoder represents primarily speech or background sounds. When the signal directed to the encoder/decoder represents primarily background sounds, the temporal variatio...

In a system for the provision of fuel gas from decoction (boil-off) from liquefied petroleum gas and optionally gas produced by the evaporation of the liquefied gas, there is used a combined heat exchanger (13), wherein boil-off and liquefied petroleum gas are heated. Via a common mixing chamber (16) in the combined heat exchanger a combined stream of overheated gas may be supplied to a compressor...

The invention relates to a process for producing a three-dimensional stiffening element from a powder selected from the group consisting of a meltable plastic powder and a powder mixture comprising the meltable plastic powder comprising applying the powder to an auxiliary carrier in a template screen printing process with the aid of a template and subsequently transferring the thus obtained stiffe...

PCT No. PCT/GB90/00718 Sec. 371 Date Dec. 11, 1991 Sec. 102(e) Date Dec. 11, 1991 PCT Filed May 9, 1990 PCT Pub. No. WO90/13617 PCT Pub. Date Nov. 15, 1990.Liquid sulphur-containing hydrocarbon feedstock is passed through two or more hydrodesulfurization zones and connected in a series each containing a packed bed of solid sulfurized catalyst. The liquid is passed from the first zone to the next u...

A system for scheduling instruction issuance in a vector register computer achieves increased efficiency of operation by performing pre-issuance checks to determine if resources requested by the instruction will be available when the instruction issues. A decoding apparatus first determines particular resources requested by the instruction, which includes apparatus for decoding vector register req...

A hydrophilic coating with improved retention of water on a surface, especially a surface of a medical device such as a urethra catheter, prepared by applying on to the surface in one or more process steps at least one solution of components that will combine to form the hydrophilic coating. During the final process step, the surface is coated with an osmolality promoting agent, which is dissolved...

This invention provides a method of stabilizing a bicarbonate-containing powdered medicine by employing the means for packing this powdered medicine in a water- and gas-permeable plastic container, and wrapping this container with a plastic packaging material having a water- and gas-non-permeability with a hollow space between the container and packaging material filled with carbon dioxide or prov...

A socket for turning a threaded connector by a power tool comprises a socket body, connecting formations for connecting a socket body to a power tool, engaging formations provided in the socket body for engaging with a threaded connector, and strain measuring formations arranged in the socket body so that when the socket body engages a threaded connector and a tool is connected with the socket bod...

A finger sensor for a pulse oximetry system comprising a body of flexible, resilient polymeric material formed as a pocket. On the inside walls of the pocket towards the closed end are situated a LED light source (18) and an opposing photodetector (22). The space within the pocket is divided into a central region (54) and lateral regions (30, 32). As a finger is inserted into the pocket with the f...

An array of inertial barriers (10, 50, 30) resting freely on a support surface (55) alongside a vehicle roadway includes a number of separate frangible containers (12), each having a peripheral side wall and a bottom portion. A core or insert (20) is positioned within each container to define an annular space between the core and the respective peripheral wall. This annular space has an average in...

PCT No. PCT/DK86/00108 Sec. 371 Date Jul. 24, 1987 Sec. 102(e) Date Jul. 24, 1987 PCT Filed Sep. 26, 1986 PCT Pub. No. WO87/01948 PCT Pub. Date Apr. 9, 1987.In accordance with a method and an apparatus for determining an individual's ability to stand exposure to ultraviolet radiation prior to causing a skin reaction, such as skin cancer or erythema, or for determining an individual's ability to be...

The guide-threshold string (1) consists of guide thresholds (2) which are joined releasably to one another and have trapezoidal basic bodies (3) and hollow guide rails (11) arranged at a distance above these. The basic bodies (3) are connected to the guide rails (11) by means of sigma-shaped posts (12). The posts (12) are located at a distance from one another and at a distance from the ends of th...

A method for amplification of DNA consists in that a reaction mixture is prepared composed of the matrix DNA, synthetic oligonucleotide primers, desoxynucleosidetriphosphates and a buffer medium. The process is carried out in a continuous closed system consisting of the following thermoregulated zones: a DNA melting zone and a cooling zone which provide for denaturation of the matrix DNA; a zone o...

A fiber-hydratable cement composition comprising a uniform dispersion of from 0.0001 to 10 volume percent interground fiber in hydratable cement powder is prepared by introducing fiber precursors and cement clinker to a grinding mill and grinding the mixture until the clinker has been reduced to a fine powder. The fiber can be steel, alkaline resistant glass, ceramic, carbon or organic polymer, an...

PCT No. PCT/CH94/00008 Sec. 371 Date Oct. 30, 1995 Sec. 102(e) Date Oct. 30, 1995 PCT Filed Jan. 18, 1994 PCT Pub. No. WO94/17322 PCT Pub. Date Aug. 4, 1994A plug-in safety coupling for pressure lines including a coupling socket (1) having a blocking member (3) pivotally mounted therein and a plug (2) insertable therein for pressureless coupling and uncoupling. The blocking member (3) is secured a...

Hygienic, absorbing pad bodies are used increasingly as disposable units, made with a fibrous, super absorbing material in an envelope which, with the use of suitable sheet materials, is liquid tight at the outside, while at the inner side it is liquid permeable, but non-absorbing, whereby the pad in wet condition will feel dry. These articles load the refuse system due to their contents of plasti...

In a process for the preparation of cement from metallurgical slags, in which liquid slags from reduction processes and steelworks processes, e.g. blast furnace and converter slag, are mixed together and mixed with lime the procedure is such that in a first cooling phase at temperatures above 1000 DEG C., and preferably above 1200 DEG C., the cooling is slower than in a subsequent second cooling...

PCT No. PCT/AT94/00007 Sec. 371 Date Sep. 20, 1994 Sec. 102(e) Date Sep. 20, 1994 PCT Filed Jan. 26, 1994 PCT Pub. No. WO94/17214 PCT Pub. Date Aug. 4, 1994.In a process for the preparation of pig iron and cement clinker in a fusion gasifier (3) in which the charge is at least partly preheated and possibly deacidified and subjected to preliminary reduction or is used in the form of scrap, coal is ...

PCT No. PCT/GB94/00138 Sec. 371 Date Nov. 22, 1994 Sec. 102(e) Date Nov. 22, 1994 PCT Filed Jan. 25, 1994 PCT Pub. No. WO94/16929 PCT Pub. Date Aug. 4, 1994A push-chair consists of two delta-shaped side frames and connected by cross bars with a seat attached between the side frames, and with wheels at the bottom ends of the side frame bars. A transverse platform is provided at its lower rear, with...