PCT No. PCT/DK96/00544 Sec. 371 Date Jun. 9, 1998 Sec. 102(e) Date Jun. 9, 1998 PCT Filed Dec. 18, 1996 PCT Pub. No. WO97/22411 PCT Pub. Date Jun. 26, 1997The decanter centrifuge has a bowl with a screw conveyor having a body (4) and a screw (7). Material to be separated into a light phase is supplied through inlet ports (6) in the body, and the heavy phase is discharged through discharge ports in...

The improved rotary cutter performs cutting by making a knife edge portion of a rotating disc-shaped knife (2) bite into a surface of a sheet (1) being successively fed. On the underside of the traveling sheet (1), a brush (4) consisting of rod-shaped brush elements is fixed on a backing table (3) between point A and point B over the entire region in the lateral widthwise direction of the sheet (1...

A chamber (76) for use in a rotating field to separate blood components. An inlet port (68) near one end of the chamber introduces blood into the chamber (76) for flow circumferentially about the rotational axis toward the opposite end of the chamber (76) for separation into at least one blood component. At least one outlet port (72) is juxtaposed next to the inlet port (68) near the one end of th...

A procedure for making plate blocks for lead accumulators has the surfaces of the plate lugs mechanically treated with brushes below the liquid alloy level in a bath with molten lead/tin alloy before the casting process. The electrode plates are afterwards removed from the bath. As a material for the mesh of the electrode plates, lead/calcium alloy or lead/antimony alloy is used. As bath material...

A winding apparatus for a textile machine producing crossover reels has a thread guiding drum and a guiding device (15) with variable position forming a thread traversing triangle (10) start point (9), i.e. a thread discharge opening (16) arranged in the guiding device to optimise the triangle for the type of guiding drum suitable for the parameters special to the yarn. The coordinates (X, Y, Z) o...

An interlock mechanism for a food product slicer (10) that prevents the carriage support (52) of a reciprocating carriage (50) from removal from the slicer housing (20) unless the gauge plate (40) of the slicer is closed and the carriage is positioned along a predetermined portion of the reciprocating path of the carriage. The interlock mechanism includes a pivoting interlock plate (200) and a sta...

A damage-resistant filter for use in subterranean wells has at least one layer of a filter medium, such as a sintered supported porous membrane, coaxially disposed about a perforated support member. The filter may also include a drainage layer disposed between the inner support member and the filter medium, and a protective covering, such as a perforated cage, surrounding the filter medium. The fi...

Compounds of the formula (I) wherein X is O or S, useful for the inhibition of the replication of HIV-1 and reverse transcriptase mutants thereof, in vitro and in vivo.

A process for the production of rigid polyurethane foams is provided which comprises the reaction of (1) an organic polyisocyanate; (2) an isocyanate-reactive composition containing a plurality of isocyanate-reactive groups; and (3) a blowing agent comprising isopentane and n-pentane in a ratio of 99:1 to more than 80:20 parts by weight under foam foaming conditions.; L'invention concerne un procé...

Beschrieben wird die Herstellung von Urethan-Gruppen enthaltenden Hartschaumstoffen unter Verwendung einer Treibmittelmischung aus 5 bis 50 Gew.-Teilen C3- und/oder C4-Alkanen sowie 50 bis 95 Gew.-Teilen Cyclopentan. Ebenfalls beschrieben wird die Verwendung der so hergestellten Hartschaumstoffe als Verbundelemente oder zum Ausschäumen von Hohlräumen im Kühlmöbelbau.; The invention relates to the ...

Thermal insulating device with an open celled polyurethane foam core, evacuated and refilled with an insulating gas.; L'invention concerne un dispositif pour isolation thermique avec un noyau en mousse de polyuréthanne à cellules ouvertes, dans lequel on a fait le vide et qu'on a ensuite rempli avec un gaz isolant.

An alarm apparatus is disclosed which comprises a plurality of detector devices grouped to provide a plurality of levels of protection. At least one of the detector devices is present in at least two levels and is connected to means for determining different characteristics for the detector in respectively different levels. Detector characteristics such as an option of a time delay or an immediate...

This invention relates to a vulcanization method and apparatus for elastomer articles. When elastomer articles are vulcanized and molded, it has been customary to control the temperature of a vulcanization die to the same level for all the components of the elastomer articles. Accordingly, if constituent compound materials are different from portion to portion of the elastomer article, an optimum ...

A cDNA sequence encoding the alpha -subunit of human mast cell IgE surface receptor or an IgE binding fragment thereof.

There is described a form tool for compression forming a molded body having a circular cylindrical through hole with at least one helical groove from a sintering powder, which form tool has a mantle (1) with an inserted mold core (2), which forms at least one flight (3) protruding against the mantle (1) for forming the groove of the molded body, and a ring-shaped plunger (6) engaging in the mold c...

Pneumatico (1) per veicoli, in cui ciascuna porzione (1a) di tallone è definita da un assieme (10) tallone metallico - striscia di riempimento, e da una porzione (6, 7, 8) di una tela (4) armata rivestita verso l'esterno tramite uno strato (13) di materiale elastomerico ed avvolta a U attorno a tale assieme (10); ed in cui la striscia (12) di riempimento è una striscia composita a sua volta defini...

Unità (14) di avvolgimento per la realizzazione di una carcassa (1) toroidale tramite l'avvolgimento a spirale di un filo (5) tessile attorno ad un telaio (7) toroidale definito da due talloni (2) anulari fra loro coassiali e da un elemento anulare (9) asportabile disposto all'esterno dei talloni (2) per definire, con i talloni (2) stessi, due finestre (11) anulari; l'unità (14) presentando un ele...

A filler-provided bead forming apparatus includes a cylindrical drum (13), transport means (50) for transferring a belt-shaped filler (F) to the proximity of one end of the drum, a pair of grasping units (101,102) for grasping both ends of the filler arranged on the transport means, and moving means (114) for moving the grasping units grasping the filler and winding the filler around the drum such...

A hydrocyclone (10) establishes a first vortex (15) of fluent material at one end (e.g. in a top portion 4), and a second vortex at the other end (e.g. in a bottom portion 24). The first vortex is established within a porous surface of revolution (18) to which gas or other fluid is supplied, passing through the porous surface into the first vortex. The second vortex is established by a conical end...

A method of producing an open cell rigid polyurethane foam which comprises reacting a polymethylene polyphenylisocyanate prepolymer with a polyol at an NCO/OH equivalent ratio of 1.3 to 3.0 by use of a blowing agent substantially comprising water in the presence of a catalyst, a foam stabilizer and a cell opening agent.