PURPOSE:To simplify the manufacturing processes to improve the service life by packing and putting a specified powder which is impregnated with a prescribed amount of sulfuric acid into gaps between cathode plates and anode plates as well as the circumference of the group of electrode plates, and adding a prescribed amount of water at the time of the initial charging. CONSTITUTION:Cathodes 1 and a...

PURPOSE:To improve initial properties and a service life by packing and putting silica powder among electrode plates and the circumference of the groups of electrodes, impregnating granulated powder and separators with an electrolyte, and mixing short fibers in the upper part of the granulated powder. CONSTITUTION:After a cathode and an anode grids are filled with a cathode and an anode pastes, re...

Process for treating an effluent containing sulphuric acid, iron and titanium. According to the invention the said effluent is subjected to dialysis, producing a first phase comprising sulphuric acid depleted in iron and titanium and a second phase enriched in iron and titanium.

PURPOSE:To obtain stable operational conditions without any malfunction by detecting the malfunction of a programmable IC and by informing it to the CPU side. CONSTITUTION:An output port P1 of a pogrammable IC5 set to an output port at a normal condition, and its output level changes an H and an L. When noise enters and an action mode of the IC5 is released, the port P1 becomes high impedance; the...

PURPOSE:To obtain a liquid crystal display element which has small number of parts and whose assembling work is easy and to improve performance, quality and reliability and to reduce a cost by laminating a liquid crystal driving panel and an optical compensator provided with both of a phase difference compensating function and a vision compensating function. CONSTITUTION:The liquid crystal driving...

PURPOSE:To increase the life of an electroluminescent lamp by providing a control circuit for detecting a current flowing through a DC/AC inverter, amplifying it, and limiting an output current. CONSTITUTION:For a DC voltage, a transistor Tr1 gets on/off by oscillation conditions by resistors R1, R2, and capacitors C1, C2, and it is transformed by a transformer Tf to output an AC from the secondar...

Pharmaceutical formulations comprise a mono- or di-aminopyridine active agent for administration on a once- or twice-daily basis for use in the treatment of neurological diseases, in particular multiple sclerosis and Alzheimer's disease. The formulations, which are suitable for oral or percutaneous administration of the active agent, include the active agent in a carrier effective to permit releas...

A safety binding for skis used in downhill skiing is provided for holding a ski boot on a ski and releasing same when placed under excessive stress. The binding (1) includes a seat (3), a retaining device (5) for the boot, and a return spring (10), as well as a linking device including a plunger (13) the head (16) of which is provided with two pressure tips (21 and 22). A set of two inclined engag...

PURPOSE:To obtain a conductive thick film for high frequency parts with low surface resistance by forming a conductive thick film on a substrate in a manner that the surface layer of the film consists of a mixture layer of metal and oxide superconductor with a specified thickness range. CONSTITUTION:A mixture layer of metal (e.g. a noble metal essentially comprising Ag namely, silver alloy contain...

PURPOSE:To obtain a thin film comprising a superconducting material having high Jc by forming the thin film on a substrate in a manner that in the initial stage of film forming, a single layer of superconducting material is provided under lower gas pressure than the gas pressure used for the growth of the thin film. CONSTITUTION:A superconducting thin film is formed on a metal substrate such as Ha...

PURPOSE:To obtain a superconductor in a short time by spraying a specified raw material soln. into a heated furnace along with a gas contg. O2, etc., heating and sintering the obtained particulate powder. CONSTITUTION:The compd. such as Bi2O3, Pb(NO3)2, Sr(NO3)2, CaCO3 and Cu(NO3)2.3H2O are dissolved in water, etc., to obtain a raw material soln. (A). Meanwhile, the air or a gaseous mixture contg....

PURPOSE:To simplify the control of a compsn. and to convert a superconducting phase having a desired compsn. into a single phase by carrying out calcining in a specified atmosphere when an oxide superconductor of Tl-Bi-Ca-Sr-Cu-O or Tl-Bi-Pb-Ca-Sr-Cu-O type is produced. CONSTITUTION:When an oxide superconductor of Tl-Bi-Ca-Sr-Cu-O or Tl-Bi-Pb- Ca-Sr-Cu-O type is produced, a mixture of oxides and/o...

PURPOSE:To form a superconductive multiple-formed stranded conductor untransfored, and excellent in superconductive characteristic for use on IC and the like, by twisting single stranded conductors multiply as smooth-body stranded conductors. CONSTITUTION:A triple cassette roller die 1 has oval, and round die hole in shape, and is an undriven type. An Nb-Ti alloy core material 2, whose periphery i...

PURPOSE:To form an oxide superconductive body or having stabilizing material of enough thickness by forming the first conductive layer plated thinly on the oxide superconductive conductor by means of electroplating. CONSTITUTION:A buffer layer 2, being made of MgO, SrTiO3 or the like, is formed on a tape-shape long base 1. On this layer an oxide superconductive thin film 3 is formed so as to compo...

The film consists of an initial polyethylene resin containing from 8 to 18 % of EVA, a polypropylene resin and a neutral filler which makes it possible to decrease the feeling of tackiness to the touch and to increase the rigidity of the film without significantly altering its high-frequency weldability. It makes it possible to obtain articles by assembling using high-frequency welding and mechani...

Fibrous magnesium oxysulfate particles having a length of 10 to 100 mu m and a thickness of less than 1 mu m are used as an antiblocking agent for plastic films, especially polyolefin resin films.

Phenolic resin compositions suitable for the manufacture of prepreg mats. Compositions according to which they contain an additive consisting of an alkali or alkaline-earth metal borate or alkali or alkaline-earth metal metaborate or alkali or alkaline-earth metal tetraborate. -Application to the manufacture of phenolic prepreg mats which are stable in storage.

Device for controlling the position of an accelerator pedal of a motor vehicle with automated clutch of the type including a position sensing means (37) which delivers a control signal for the clutch, intended to bring the rotational speed of the engine to the speed for bringing about the triggering of the clutch engagement process, a first push member (35) for moving a member (20) for operating t...

Automatic storage magazine including a plurality of parallel bays, on either side of which are arranged superposed rows of compartments, cells for storing products. The supply of products to a predetermined storage level and their transfer along the bays is effected by means of means comprising: - a single elevator assembly (8) serving all the storage bays and which can be displaced orthogonally...

A method for purifying aqueous chromic acid solutions containing unwanted metal cations, wherein a base is added to the purified solution to precipitate out the unwanted cations; the precipitate thereby formed is separated from the aqueous phase, and the solution thereby purified is recovered. The method is characterized in that the solution to be purified is a used solution having a chromic acid ...