The present invention discloses a blood cleaning hollow fiber membrane characterized by comprising a hydrophobic porous hollow fiber membrane and having a hydrophilic thin layer formed at least on the inner surface of said hollow fiber membrane by the grafting of a hydrophilic compound through the agency of a gamma ray, a method for the cleaning blood and an apparatus therefor using the same.

The present invention discloses a blood cleaning hollow fiber membrane characterized by comprising a hydrophobic porous hollow fiber membrane and having a hydrophilic thin layer formed at least on the inner surface of said hollow fiber membrane by the grafting of a hydrophilic compound through the agency of a gamma ray, a method for the cleaning blood and an apparatus therefor using the same.

Yarn splicing chambers which in one form comprise a block with an open channel therethrough, one wall of the channel being vertical and the other inclined to form an included angle of between 30 DEG to 45 DEG . An inlet is provided centrally of the bottom of the channel for admission thereto of gas under pressure of 5.5 bars to produce vortex flow having a predominant direction of rotation when,...

1. Electromagnetic drive arrangement having a permanent magnet (10 ; 32) arranged in a movable manner between two magnet poles (1, 2 ; 22, 23) and an actuating element (9 ; 33), which is connected with the permanent magnet (10 ; 32), for a machanical switching operation, - in which the two magnet poles (1, 2 ; 22, 23) are arranged with fixed spacing in respect of each other, said spacing limiting ...

The invention pertains to a process and device for the gripping at a storage station, transfer and placement of a sheet of flexible plastic material at the stacking station in an automatic production process for compound structures, especially compound panes. In accordance with the process, the sheet made of flexible plastic material is grasped by suction connected to a swinging stamp, first exert...

A sealed lead-acid battery is improved in manufacturability by providing a container (1) with a major side left open, and being sealed by a laminated sheet (3) heat-bonded to side edges of the opening after the battery components have been inserted. The laminated sheet (3) may include a metal layer to improve rigidity.

A torque distribution deciding control unit (50) a planetary gear device (20) as a central differential and an oil hydraulic clutch (27) having opposed disks are provided on a motor vehicle. The clutch (27) is disposed between output members of the planetary gear device, whereby torque is transmitted to front and rear wheels (10, 14) at a distribution ration decided by the torque transmission of t...

A transmission control system includes torque distribution control unit 50, differential (20) and clutch (27). The clutch (27) acts between output members of the differential (20) whereby torque is transmitted to front and rear wheels at a distribution ratio determined by the torque transmitted through the clutch (27). The control unit (50) operates the clutch (27) so as to distribute the torque a...

The present invention discloses a blood cleaning hollow fiber membrane characterized by comprising a hydrophobic porous hollow fiber membrane and having a hydrophilic thin layer formed at least on the inner surface of said hollow fiber membrane by the grafting of a hydrophilic compound through the agency of a gamma ray, a method for the cleaning blood and an apparatus therefor using the same.

For the purpose of cladding with special coatings, optical glass fibres (optical waveguides) are firstly provided with a cost-effective plastic which has to be removed again before the renewed coating operation. The plastic is removed by burning in a furnace or by being drawn through a melt. According to the novel method, the plastic cladding of an optical glass fibre is removed without impairment...

The invention relates to a method of reducing the consumption of process gas in metallurgical processes in which gases such as argon, oxygen, air and the like are introduced into the liquid metal below the liquid surface, with the inventive concept being the heating of the gas prior to its introduction.

A multiplicity of bobbins (12, 14) are arranged in pairs in the bobbin creel (2) of a thread-processing machine (22). Each bobbin pair (10) consists of a feed bobbin (12) and of a reserve bobbin (14) which are assigned a common head thread-guide (18). Each bobbin pair (10) is arranged in the creel frame (8) in such a way that, together with the common head thread-guide (18), it can be drawn latera...

A method and a device for cutting gas concrete employing cutting wires (35), whereby, in order to decrease shocks and vibrations, and in order to cut blocks of gas concrete more rapidly and with a finer surface structure, said wires (35) are guided and driven separately from one another in such a way that they are guided in their lengthwise direction relative to a cutting frame (14) and that they ...

The utility model discloses a portable insulating flexible solar energy water heater, being a small-sized solar energy water heater, meanwhile, being a new life product made of the flexible plastics. The utility model saves energy and metallic materials, uses the flexible plastics to form the water tank and the heat collector into one body, can insulate with easy portability and provides the touri...

The utility model provides an internal circulation type solar water heater combining the water tank and the heat collector as one body. The utility model is characterized in that the heat collector is of an inverted cone, is embedded on the upper part of the water tank and submerges in the water, when the water tank is filled with water, the water ascend along the slit between the heat absorption ...

An opto-electronic scanning head for drum and flat bed scanning apparatus for point-by-point and line-by-line scanning of opaque and transparent originals which are illuminated point-by-point. The housing of the scanning head 7 has a front panel 9 which is displaceable along the optical axis 12 of the scanning objective lens 11 and has a housing part which is stationary with respect to the optical...

The proposed device comprises a control block (2), having keys (2a) for setting the washing programme and the relevant times, as well as the temperature and the quantity of water delivered; a delivery spout (3); a pair of photoelectric cells (5); luminous indicators (6); a slot (12) for dispensing the paper; a roll of paper (14), whose sliding is operated by a motor; two containers (15, 16) for th...

1. Process for the production of foils (4) with low surface adhesivity from a plasticised melt (A) having a plasticiser-containing polyvinylbutyral basis or a basis or polymers with similar properties, by extrusion with a broad slit tool (1), wherein the plasticised melt (A) is shaped with the wide slit tool (1) with input channel (10), distribution channel (11) and outlet gap (13) to form a foil,...

Process for the preparation of translucent matt polyurethane films with a rough surface by extrusion of thermoplastic polyurethane elastomers to flat films or tubular films, characterized in that the extruded film is stored until it has a turbidity of > 15%, measured in accordance with ASTM D 1003, and the two film surfaces are then embossed with the aid of embossing rolls with a different number ...

A shrinkable polyester film for applying to bottles and other articles comprises not less than 50 mol% of ethylene terephthalate units and has a birefringence of from 0.040 to 0.150, a shrinkage of not less than 40% in one of the machine direction and the transverse direction and a shrinkage of not more than 20% in the other of the said directions after 5 min treatment in an air oven at 100 DEG C,...