Method for purifying a liquid from solid and liquid impurities by flotation-filtration in which the dirt flocks in the liquid to be purified are separated from the liquid to be purified after which they are led to the top of the liquid to form a sludge bed 16 from there to continue out to a sludge canal 17 and to a drain. The purified liquid flows further through a sand filter 18 to an isolated sp...

Inventia se refera la un electrod-placa negativ pentru acumulatoare acide cu plumb, pentru pornire, cu capacitate de scadere rapida la temperatura scazuta îmbunatatita si durata de viata marita. Electrodul comform inventiei este prevazut cu masa activa, sub forma de pasta, în care s-au introdus: fibre de sticla, în locul fulgilor Dynel, cu rol de fibre de armare si fibre "canal"; bioxid de silici...

A method of correcting the variations of radial force between a tire and the ground, including measuring on a uniformity machine the variation in radial force of the tire/mounting-rim rolling assembly, reconstituting a radial variation on basis of the harmonic variations to be corrected, and effecting said correction by means of wedges in the form of circular rings placed between the mounting rim ...

PURPOSE:To provide a sealed lead acid battery in thin form by adding Ce sulfate having large dissolutiveness and a high specific electric conductivity to electrolytic solution, CONSTITUTION:Pb-Ca-Sn alloy or Pb-Ca-Sn-Al-alloy is used to a lattice of a pos. electrode plate, while 2-200g/l Ce sulfate is included in electrolytic solution. That is, a larger quantity of Ce sulfate can be dissolved than...

A process for adhering a latex film to a polymeric substrate through the formation of covalent bonds at the interface of the polymeric substrate and the latex film. The covalent bonds are formed through the reaction of a cyclic imino ether group, 2-alkenyl-2-oxazoline, and a coreactive group, active hydrogen, epoxy or anhydride group, one of which is present in the polymeric substrate and the othe...

The appts to open out a yarn end, to prepare it for splicing after a yarn break, has a beating wheel (4) with blades (6) with straight opening edges (8) alternating with blades (6) with sawtooth opening edges (9). ADVANTAGE - The appts. gives an improved action to open out a broken yarn end, when the yarn is composed of strong fibres such as of polyester, or long fibres such as Egyptian cotton.

A screw centrifuge for solids/liq. sepn. has a cylindrical and opt. conical drum housing with solids and liq. discharge openings and has a clarification portion in which the pre-dewatered sludge is subjected to post-dewatering during transport by the screw to the solids discharge opening. Post-dewatering is effected by one or more sludge-compression devices located between the conveyor screw and t...

The invention relates to films of linear polyester containing glass spheres having a certain particle size distribution and in a certain amount. The addition of the glass spheres improves, inter alia, the dynamic coefficient of friction of the film. Preferably, a second film additive, fumed silica, of a controlled particle size distribution and weight is added to the film. The addition of the fume...

PCT No. PCT/FR91/00953 Sec. 371 Date Sep. 11, 1992 Sec. 102(e) Date Sep. 11, 1992 PCT Filed Nov. 29, 1991 PCT Pub. No. WO92/09691 PCT Pub. Date Jun. 11, 1992.Variants of type I interferons containing peptide extensions, and their production using recombinant DNA techniques, are described. Expression cassettes comprising DNA coding for the variant interferon, DNA coding for a signal peptide, and a ...

An improved valve assembly is provided for use in dispensing liquids, particularly such as flavored syrup and the like in a soft drink dispenser station. The valve assembly comprises a compact unit adapted to mount directly into the neck of a bottle containing a flavor syrup, wherein the bottle is designed for inverted installation into the dispenser station with the neck seated within a mating su...

PURPOSE:To obtain the device which is easily formed thinner and portable and is easily provided with the higher brightness and the process for producing this device by using an interference filter which is multilayered films formed by laminating plural layers varying in refractive index and forming at least one among these films of a film which can be switched to a scattering mode and a transmissi...

PURPOSE:To allow the simultaneous formation of black stripes and spacers and to shorten the working time by forming the plural parallel black stripes on one substrate and forming the plural parallel black stripes which intersect orthogonally with each other and come into contact with each other on the other substrate. CONSTITUTION:Plural parallel electrodes 2a, 2b consisting of ITO, etc., and havi...

PURPOSE:To stick substrates for LCDs is manner as to allow the control of a gap with high accuracy and easy practicable use by successively irradiating an adhesive applied region with the light of an illuminating member under pressurization by rolling of a press roller. CONSTITUTION:The photosetting adhesive 1 applied between the glass substrates 2 and 3 is cured while the adhesive is held pressur...

PURPOSE:To reduce the manufacturing costs of EL device, constructing the whole device thin, and prevent attachment and inclusion of foreign matters and also generation of wrinkles by pinching a light emitting layer by two clear electroconductive films having resistance against moisture permeation wherein insulative layers are interposed, and sealing the periphery with an adhesive. CONSTITUTION:Two...

PURPOSE:To suppress surge current and reduce noise by sensing a lighting changeover signal to a switching element in the period from the inverter circuit output voltage nullifying to immediately before the current flowing in an EL lamp nullifying. CONSTITUTION:Changeover signals Sa, Sb... produced by a changeover circuit 4 are sent to gate G of triode AC switches 3a, 3b... at the timing in which c...

PURPOSE:To improve adhesion to a light emitting layer and enhance the light emission efficiency by forming a thin film of cyanoethyl type highpolymer having a specific thickness as a top coat layer on a clear electroconductive film which was laid on one surface of a clear highpolymer film. CONSTITUTION:A clear electroconductive film is laid on one surface of a clear highpolper film, and thereover ...

Η εφεύρεσις αναφέρεται εις νέαν ζιζανιοκτόνον σύνθεσιν, ήτις περιλαμβάνει το (S) εναντιομερές ή την ρακεμικήν μορφή ενώσεως του γενικού τύπου (Ι) ω; The invention relates to a novel herbicide composition, which comprises the (S) enantiomer or racemate of a compound of the general formula (I), (I) wherein R stands for a methyl or ethyl group, as active ingredient in an amount of 0.01 to ...

Apparatus and method for irradiating a treatment area (4) within a body includes introducing elongated flexible radiation transfer conduit (8) (fiberoptic arrays) into the body cavity with the distal end thereof operatively opposite the treatment area (4). At the other end of the conduit there is photoelectrically sensed a particular optical characteristic of the treatment area (such as fluorescen...

The monitoring circuit has a timing stage (3) receiving a watchdog signal (WD) from the microprocessor (1), coupled to a reset circuit (7) providing a reset signal for the microprocessor. The output of the reset signal in response to the reception of the watchdog signal, is controlled via a time window pref. defined by the time constants of the first timing stage and a second timing stage, or a bi...

The illumination arrangement is for the visual quality control of highly reflective surfaces. It contains special vertical lights (3,3') in pairs as reflex image sources in a first monitoring region for lateral surfaces (2a,2b) of a base object approaching corners. For a region for monitoring the roof (2c) of the base object several distributed modified fluorescent strip lights (6,6') form reflex ...