The invention refers to a portable system that gives the opportunity to take radiographs from a portable X-ray unit in areas outside radiological rooms with no scattered radiation reaching the film. The device succeeds in reducing the scatter by means of a portable mechanism that moves the grid during the radiological examination. High quality radiographs are produced in this way.

A string of well tubulars, such as a well casing or a drill string, is prior to installation of the string in a borehole magnetized along at least part of the length thereof by creating a magnetic field having flux lines which pass in a substantially longitudinal direction through an elongate section of the string, thereby magnetizing said section such that it has opposed magnetic poles having a p...

A sheet or a film is disclosed formed of at least one cyclo-olefin polymer selected from ring-opened polymers derived from at least one cyclo-olefin of formula (I) wherein n is 0 or a positive integer, and each of R<1> to R<1><2> independently represents hydrogen, a halogen or an aliphatic, aromatic or alicyclic hydrocarbon group; two of R<9> to R<1><2> form, together with the carbon atoms ...

Disclosed is an ungelled, modified chlorinated polyolefin resin suitable for providing a highly adherent, solvent resistant film on a thermoplastic polyolefin substrate. The modified chlorinated polyolefin resin is prepared by grafting an unsaturated polycarboxylic acid and/or an unsaturated acid anhydride onto a chlorinated polyolefin resin to form an acid- and/or anhydride-modified chlorinated p...

The additive contains a highly swelling, water-insoluble, highly polymeric substance as gel former which is coated with or dispersed in a water-soluble release agent which does not cause the gel-former particles to swell. The release agent is preferably a polyethylene glycol and is employed in an amount of from 10 to 100% by weight, based on the amount of gel former.

STABLE EMULSIONS OF PERFLUOROPOLYETHERS AND FAT SUBSTANCES AND PROCESS FOR PREPARING THEM. The invention relates to stable emulsions of perfluoropolyethers having perfluoroalkyl end groups and of fat substances, consisting of: - one or more perfluoropolyethers having perfluoroalkyl end groups: 1-50% by weight, - one or more polyhydroxylated compounds selected from glycerol and polyalcohols other t...

The meter includes a first processor (14) for determining electrical energy from voltage (12A, 12B, 12C) and current signals (18A, 18B, 18C) and for generating an energy signal (42, 44, 46, 48) representative of the electrical energy determination and a second processor (16) for receiving the energy signal and for generating an indication signal representative of said energy signal. An option conn...

The invention relates to a coating comprising at least two sequentially applied layers: a primer layer of a suitable binder resin that is bonded to the clean surface of a substrate and a layer or layers of particles of polytetrafluoroethylene (PTFE). The layer or layers of PTFE consist essentially of surfactant-free PTFE particles derived from an aqueous dispersion which is subsequently dried. The...

Xanthines of formula (I) and their optical isomers and acid-addn. salts are new: R1 = 1-6C alkyl, 3-4C alkenyl or 3-4C alkynyl; R2 = 1-6C alkyl, 3-4C alkenyl, 3-4C alkynyl or opt. substd. benzyl; R3 = (a) C-bonded satd. or unsatd. 5- to 7-membered heterocyclyl contg. one or more O and/or S atoms, opt. substd. by 1-6C alkyl, oxo, CHO, CH2OR4, CH2OR7, COOR4 or CONR5R6; where furyl and thienyl gps. a...

PCT No. PCT/DE84/00220 Sec. 371 Date Jun. 17, 1985 Sec. 102(e) Date Jun. 17, 1985 PCT Filed Oct. 24, 1984 PCT Pub. No. WO85/01996 PCT Pub. Date May 9, 1985.A connecting fitting for detachable connection of furniture parts is provided with a spring mounted tongue on one fitting part engageable behind a protrusion on another fitting part and with the tongue being movable by an eccentric bolt with a ...

The pallet proposed consists of a top deck (1), at least four feet (2) bonded to the underside of the top deck (1) and at least two connecting strips (3), each bonded to at least two feet (2). The top deck (1) has a core made of corrugated cardboard, the longitudinal axis of the corrugations running preferably at right angles to the plane of the top deck, and a sheath made preferably of paperboard...

A dispensing apparatus for automatically dispensing detergent into a laundry machine. The electrical current drawn by the laundry machine is monitored by a detecting device to detect when the electrical current exceeds a predetermined threshold current. When the electrical current exceeds the threshold current, the detecting device transmits a signal indicating that detergent should be conveyed fr...

Injectable implant compositions comprise a biocompatible ceramic matrix present in a fluid carrier, where the ceramic matrix comprises particles having a size distribution in the range from 50 mu m to 250 mu m. Optionally, the compositions may further comprise collagen, where the relative amounts of collagen and ceramic matrix at least partly determine the physical properties of implants formed ...

High concentration collagen compositions having improved persistence when administered for soft tissue augmentation are prepared from both cross-linked and non-cross-linked collagen starting materials. Suspensions of the starting materials are subjected to vigorous mechanical disruption to reduce the average collagen fiber size to below a threshold level which enhances the injectability of the com...

A method and an apparatus of forming a multilayer printed circuit board which can positively remove voids in the prepregs in the printed board and enhance the reliability of the produced printed circuit board and is superior in economy, wherein a laminated assembly of a plurality of printed circuit board components and a plurality of prepregs alternately laminated on each other is sandwiched betwe...

There is disclosed a calliper, useful for measuring how much fat can be pinched beneath the skin, having jaws (4, 6) pivotally mounted for relative pivotal movement. The movement is amplified by a gear train (24, 26, 28 ad 30). The final gear wheel (30) drives a toothed wheel the movement of which is sensed by an opto sensor (34). A digital readout indicates the spacing between the jaws for indica...

A filtering device for connection to the respiratory tract of a person and comprising a cover (1) enclosing a heat and moisture exchanging material and a bacteria absorbing filter which consists of a folded, air-permeable sheet material. The heat and moisture exchanging material is formed as strips (9) inserted in the pleats of the sheet material (8).

An error detection circuit having a plurality of interconnected modules such as field replaceable units, each of the modules being driven by a system clock such that a failed module propagates errors to other modules before the system clock can be stopped. Each of the modules has at least one error checker circuit for generating an error checker signal when an error occurs. Each module includes an...

2102416 9317636 Cette endoprothèse est constituée d'un treillis tubulaire expansible (2) noyé dans un film extensible (3) en une matière plastique ou élastomère. Outil de mise en oeuvre en forme de tulipe à l'extrémité distale d'un conduit guide. La tulipe est ouverte longitudinalement en plusieurs pétales par des fils de coupage. Application au traitement des anévrismes et aux dilatations par voi...

A prefetch unit includes a Branch history table for providing an indication of an occurrence of a Branch instruction having a Target Address that was previously taken. A plurality of Branch mark bits are stored in an instruction queue, on a half word basis, in conjunction with a double word of instruction data that is prefetched from an instruction cache. The Branch Target Address is employed to r...