PURPOSE: To provide a method and an apparatus for drawing off threads, slivers or the like from a package so that the threads, slivers or the like are not twisted. CONSTITUTION: Threads 4 are alternately drawn out of one of two opposite end faces 1', 1" of a package 1 through a head part. A holding part 2 to achieve the support in a condition where the rotation of the package 1 is prevented is pro...

The invention relates to a reel of wire, string, rope or the like, of spherical, cylindrical or similar shape, which unwinds from the inside. This reel (1) is characterised in that it includes means (6) capable of preventing its deformation during unwinding, these means (6) also constituting means for gripping the said reel (1). The present invention will apply to the field of the manufacture of w...

The invention relates to the radiology systems comprising a radiation monitoring device with an X-ray detection cell arranged under an object to be examined. The masking device comprises three movable shutters 24, 25, 26 which are arranged between the radiographic film and the entry surface of the detection cell. The shutters 24 and 25 move in the direction of the arrows 59 and 58, while the shutt...

Preparation of a heavy and very dense composite material consisting of 88 to 98 % of tungsten on a mass basis and of a binding phase consisting of nickel, iron, cobalt, copper, titanium, aluminium, tungsten and/or molybdenum. It is characterised by the combination of the following stages: - a pulverulent mixture is prepared from the pulverulent starting materials, - a high degree of imperfection...

PURPOSE:To quickly and optimally determine a schedule of crude oil feed to distillation equipment. CONSTITUTION:The title device is provided with a data table having data necessary for preparing an oil feed schedule in passing oil, a part for selecting reception, a part for selecting an oil feed tank, so as to minimize a difference in the specific gravity or density of feed oils, a part for prepar...

PURPOSE:To provide the above device having a higher contrast and higher response speed by specifying the product of the refractive index anisotropy of a liquid crystal and liquid crystal layer thickness of a liquid crystal cell for compensation and the refractive index anisotropy of the liquid crystal of a liquid crystal for display. CONSTITUTION:Polarizing plates 31, 32 are respectively disposed ...

PURPOSE:To provide the method for manufacturing the liquid crystal display device capable of maintaining superior display quality in the range of use temperatures even in high arrangement density and regulating a gap between opposite substrates in high precision. CONSTITUTION:Electrodes 3, 4 are formed on each main side of first and second substrates 1, 2, and sealed with each other in a prescribe...

PURPOSE: To prepare a catalyst having a resistance against harmful influence caused by a catalyst position deposited on the catalyst and the time of a catalytic cracking of hydrocarbon-contg. oil. CONSTITUTION: A catalyst containing zeolite for a catalytic cracking is passivated by treatment with an aqueous solution which has been prepared by mixing an antimony oxide, ammonium bifluoride, and wate...

A process for the preparation of hydrocarbons comprises feeding a mixture of hydrogen and carbon monoxide into a reaction zone in a reactor at an elevated temperature and pressure and allowing the hydrogen and carbon monoxide to react in the presence of a catalyst retained in the reaction zone, and is characterized in that a reservoir of a hydrogen-rich gas is maintained at a pressure above that o...

Disclosed is a fluid catalytic cracking process using a catalyst composite comprised of an alumina-on-silica material, an inorganic refractory oxide, and optionally a zeolite material. The alumina-on-silica material is comprised of silica particles with surface bound aluminum groups chemically bonded to the silica surface through surface oxygen atoms, which material is dispersed in a matrix of a r...

Cette butée-avant est du type comportant une mâchoire constituée d'une paire d'ailes indépendantes qui sont toutes deux mobiles latéralement vers l'extérieur à l'encontre d'un système élastique taré, un mécanisme de débrayage étant prévu qui assure le déverrouillage de ces ailes par rapport au reste de la butée-avant au-delà d'une certaine course de déplacement latéral; conformément à l'inventi...

The invention relates to an apparatus for monitoring powdered materials, in order to carry out automatic detection of foreign bodies on powdered materials and remove the foreign bodies detected. This apparatus includes a rotating plate (1) carrying, on its surface, a powdered material to be inspected; a distributor (dispenser) (2) which delivers the powdered material onto the surface of the rotati...

A conveyor (12) moves the hollow body (esp. bottle) on a circular path through an inspection region, where it is tuned about an axis of symmetry, parallel to the axis of the circular path. A unit (16) illuminates the body in the inspection region. A photodetector receives the light from the body. Plane mirrors (34) are arranged at a given angle to one another in the light path between the inspecti...

A method of manufacturing a fiber reinforced silicone foam is described. An aqueous silicone emulsion that cures upon drying at ambient temperature to an elastomeric film is combined with inorganic fibers having a diameter of less than 25 micrometers and a length of less than 10 mm to form a mixture. Air is dispersed through the mixture to form a stable froth. Removing the water from the stable fr...

Expandable styrene polymers having a particle diameter of from 0.025 to 0.3 mm and coated with 0.5% by weight or more of a finely divided solid having a melting point above 120 DEG C. are used as a heat-insulating filler for lightweight plaster.

The novel, at least monoaxially stretched, shrinkable tubular film contains at least one layer based on a polymer mixture of at least one aliphatic polyamide and at least one acid-modified olefin polymer containing free carboxyl groups.

Novel foams having a density of from 0.01 to 0.1 g/cm3, based on a copolymer comprising ethylene, propylene and a C4- to C8- alpha -olefin, and having a torsion modulus of from 100 to 800 N/mm2 have high tensile, compressive and flexural strengths and at the same time high elongation at break.

PURPOSE: To improve the efficiency in memory use and processing time by taking in the efficiency of the memory use of a back track searching method and the efficiency of the processing time of a look-ahead searching method and solving a constraint/sufficiency problem. CONSTITUTION: A searching tree structure showing plural variables in the memory of a digital data processor and having plural level...

PURPOSE:To resolve a coverage of a cover insulating film and a short circuit between electrode wires which are caused since an electrode wire cannot be made thin in a semiconductor device. CONSTITUTION:This method includes the following steps: A process for covering a first wiring film 4 on a semiconductor substrate 1 in which a diffused layer 2 is formed and of which the surface is covered with a...

In the staged grid assembly, the gas and liquid mixture flows first through a lower secondary flow distribution grid plate (30) into an interim zone (35), and then flows upwardly through an upper primary flow distribution grid plate (12) into the reactor ebullated bed (25). The staged grid assembly contains an upper primary grid plate containing multiple flow tubes (16) covered by bubble caps (18)...