PCT No. PCT/GB91/00280 Sec. 371 Date Sep. 21, 1992 Sec. 102(e) Date Sep. 21, 1992 PCT Filed Feb. 22, 1991 PCT Pub. No. WO91/13471 PCT Pub. Date Sep. 5, 1991.An electric cell 10 comprising a ceramic porous plate 12 which has previously been soaked in sulphuric acid such that a substantial volume of the pores contain sulphuric acid. Spaces are provided on either side of the plate 12 by a casing 14. ...

When forming a transfer tail (20), pointed ends of a pair of ends (12a, 12b) extending from a pair of weft packages (12, 12A, 12B) supported through a supporting member (22) by weft feeding means (10) are moved to a working area of a knotter (38), and both the ends are knotted together by the knotter while each supporting member or a surface of the weft package holds intermediate portions of both ...

Method and device (100) for connecting the ends of two assemblies (1A, 1B) of yarns (10A, 10B). The ends of the assemblies (1A, 1B) are untwisted to separate the yarns (10A1, 10B1) at these ends from each other. As many junction pairs (C) as there are yarns (10A1, 10B1) are formed in each of the assemblies (1A, 1B). The filaments of the yarns (10A1, 10B1) in the pairs (C) are untwisted and the unt...

The invention concerns a combined preparation for stimulating hair growth and optionally nail growth and skin regeneration, the combined preparation being in the form of a combination of active substances comprising vitamins, enzymes and amino acids. The effect of said preparation develops from within the body, the active substance combination of the combined preparation being a constituent of an ...

The control device is for torque which is generated by the engine during a speed change. Another unit computes and transmits an engine torque control magnitude in response to the output of the first computer. The engine torque is controlled during a speed change in response to the second computer output.The torque is reduced by a preset valve at a first time point of the engine torque control time...

A terminal case is sealingly fitted in an opening formed in a case of a transmission. The terminal case is formed with a partition wall by which the interior of the case is divided into inside and outside bore parts which are respectively exposed to the interior of the transmission and the outside of the transmission. The partition wall is formed with a plurality of apertures through which electri...

An inexpensive device, shown in the figure, for preparing tissue sealant is disclosed. The device is particularly applicable to preparation of autologous tissue sealant. A method of sealing tissue in which the tissue sealant is applied immediately after mixing platelet-rich plasma concentrate with a solution of calcium and thrombin is also disclosed. Adhesive and tensile strengths are comparable o...

A universal radiographic apparatus that allows an operator to select between conventional radiographic mode and linear tomographic mode. In conventional radiographic mode of operation, several automatic modes are provided. An x-r ay tube (106) mounted to a tube crane (104) positioned above an elevating table (107) can be accurately controlled in longitudinal and vertical movement, as well as in...

A method and apparatus for reducing corrosion on the interior and exterior o f a fuel storage tank (10). A galvanic anode assembly (14) is placed within th e interior of the fuel storage tank and is surrounded by a layer of hydrophili c gel (38). The hydrophilic gel absorbs water in the fuel storage tank, thus removing it from contact with the tank. The hydrophilic gel also absorbs met al ions pro...

The invention concerns a combined preparation for stimulating hair growth an d optionally nail growth and skin regeneration, the combined preparation being in the form of a combination of active substances comprising vitamins, enzym es and amino acids. The effect of said preparation develops from within the bod y, the active substance combination of the combined preparation being a constituent of...

A damage-resistant filter for use in subterranean wells has at least one layer of a filter medium (13), such as a sintered supported porous membrane, coaxially disposed about a perforated support member (11). The filter may also include a drainage layer (15) disposed between the inner support member and the filter medium, and a protective covering, such as a perforated cage (17), surrounding the f...

A quick connector housing element (16) includes an elongated barb design (240) for coupling the female housing to a tubing member (262). The elongated barb design includes a generally cylindrical sealing surface (250) proximate a terminal end (254) of the female housing. The sealing surface of the elongated barb enhances sealing properties between the female housing and the tubing and provides oth...

Process for the prepn. of highly insulating polystyrene (copolymer) cellular plastic by (1) melting the polymer, pref. in an extruder, (2) adding and blending a blowing agent, pref. under pressure and (3) extruding the material through a mouthpiece whilst depressurising and cooling, uses a blowing agent comprising a chlorine-free halogenated hydrocarbon (e.g. HFC cpd.), low mol. wt. alcohol and wa...

A circuit for testing a differential current switching logic circuit of the type including: a bias potential, two resistors connected to said bias potential, and means responsive to an input signal for sinking a first current through a selected one of the resistors so as to generate first and second differential output signals at the resistors. The circuit includes first, second, and third transis...

A carriage running control system includes a plurality of readable and writable memory media (T) installed along a running track of carriages (A). Each carriage (A) is capable of communicating information with the memory media (T). The running track includes special zones such as curved sections (P), branching sections (D), merging sections (J), and sections including stations (ST). When a precedi...

The tripping element is operated by a current. The current is controlled by a programme running in a computer. The current flows through a switch (16a,24a). When the programme runs without interruption, the microprocessor drives a watchdog circuit (16b) at fixed intervals.The switch is opened when the driving of the watchdog circuit does not occur. In one embodiment the driving takes place by the ...

The pressurised isocyanate-semiprepolymer mixt. (I) is obtd. by reacting (A) a mixt. of poly-hydroxy cpd(s). and a 1-25C linear, branched or cyclic, satd. or unsatd. mono-alcohol (Ali) and/or a hydroxy-ketone (Alii) with (B) polyisocyanate(s) in a reactor in the presence of blowing agent(s) (II), or by making the isocyanate semi-prepolymer first and then adding (II). Also claimed is (i) a mixt. (I...

An NCO-prepolymer mixt. (I) contg. urethane gps. and 2.5-30 wt.% reactive NCO gps. is obtd. by reacting: (a) 4,4'-, 2,4'- and 2,2'-diphenylmethane diisocyanate, an isomer mixt. of 4,4'- and 2,4'- and opt. 2,2'-diphenylmethane diisocyanate or a mixt. of diphenylmethane diisocyanates and polyphenyl-polyphenylene polyisocyanates; and(b) a soln. contg.: (b-i) polyoxyethylene glycol(s) (PEG) with a mol...

The ski binding comprises a toe unit (5) and a heel unit (7) which is connected thereto as a unitary assembly. The assembly is guided slidably lengthwise of the ski in a mounting (3) attached to the ski. By means of a latching arrangement, the assembly is latchable in several slide positions. The mounting has at least one insertion aperture for the point of a ski pole (17). One of the units (7) ca...

A security system for connecting a first computer network to a second computer network is provided. The security device has a pair of computer motherboards, each of which has a network interface adapter for receiving and transferring communications from a computer network to a transfer adapter to be transmitted to the other computer network through a transfer adapter and network interface adapter ...