FIELD: chemistry. ^ SUBSTANCE: invention covers the fragmentation device for effective grinding of fragmented product. The fragmentation device consists of rechargeable electric power accumulator, cut in to it electrode pair both ends of which are located oppositely to each other in process liquid in reaction vessel. One electrode is placed at the reference potential while another is the high volt...

La présente invention est relative à l'utilisation d'un heptapeptide à activité anxiolytique issu de la caséine alphas1 pour la préparation de médicaments, compléments alimentaires et de produits alimentaires.Il a été montré que certains fragments peptidiques de caséines, principales protéines laitières, présentent des activités biologiques. Un peptide présentant une activité originale de type anx...

FIELD: chemistry. ^ SUBSTANCE: blended cement consists of Portland cement, carefully mixed with a micro-filler and, possibly, an agent for lowering water content, dry cement and fine secondary materials. In the first stage, the secondary materials are ground up under dry conditions with obtaining of a specific surface area of at least, 1000 cm2/g. In the second stage, the secondary materials are m...

FIELD: chemistry. ^ SUBSTANCE: invention concerns obtaining of water-absorbing gum powder applied in absorbing or hygienic articles. First stage of the process involves radical polymerization of basic monomer component containing acrylic acid and/or its salt, 0 to 30 mol % of another monomer and 0.001 to 2 mol % of internal linking agent in presence of 0.001 to 2 mol % of initiator catalyst. At th...

FIELD: chemistry. ^ SUBSTANCE: invention concerns expandable polyamide composition consisting basically of: (A) compound with at least one isocyanate group, possible blocked one, (B) polyamide, and (C) compound with at least one acid group, preferrably carboxyl one. The invention also concerns production of polyamide foam from the said composition and the foam produced in this process. The said pr...

FIELD: chemistry. ^ SUBSTANCE: invention relates to the catalyst revivifier for regeneration of dead-catalyst of liquid phase eat cracking (LPEC)of light hydrocarbon and also for catalyst heating to ensure warm for liquid phase eat cracking (LPEC) reactor tank, which contains: the reaction vessel which contains fixed-bed catalyst; the central upright pipeline riser, to which regenerated dead-catal...

FIELD: physics; measurements. ^ SUBSTANCE: invention pertains to vibration (coriolis) gyroscopes. In the method of compensating for transverse displacement in the coriolis gyroscope, the resonator (1) which is in the form of a coupled system, consists of primary and secondary linear oscillators (3, 4). The transverse displacement of the coriolis gyroscope is determined. An electrostatic field is g...

FIELD: physics; measurements. ^ SUBSTANCE: invention pertains to measurement of acceleration using a coriolis gyroscope as a sensor of angular velocity. The corilis gyroscope consists of primary and secondary resonators (701, 702), each of which is made in the form of a coupled system, consisting of primary and secondary linear oscillators (31 32, 41 42). The primary resonator (701) together with ...

An apparatus (3) for use when gathering parameters from a well flow in a petroleum well (1) in order to be able to evaluate the flow and productivity or injectivity of the well is described, the apparatus (3) including: —a semi-rigid rod (5) arranged in a manner allowing it to sense the temperature profile of the well (1); —at least two mutually spaced-apart measuring devices and/or fluid phase in...

Selon ce procédé, on estime le risque en fonction d'un potentiel d'adhérence maximal µmax de pneumatique, d'un pourcentage d'utilisation Pu du potentiel d'adhérence maximal de pneumatique, et d'une grandeur Ps liée à un risque d'hydroplanage de pneumatique, notamment une perte de surface du pneumatique.; The method involves estimating a risk of ground contact failure with respect to a maximum adhe...

L'invention concerne un procédé de freinage pour un véhicule (1) hybride comportant un moteur thermique et une machine (3) électrique formant une chaîne de traction. Dans ce procédé, lorsqu'un appui sur la pédale (20) de frein du véhicule est détecté, on compare la valeur du gradient de pression hydraulique (gradP) engendré par cet appui à une valeur seuil (S_FU). Si ce gradient de pression (gradP...

La boîte de vitesses (9) équipant un véhicule ayant au moins deux roues motrices (10) chacune étant entraînée par une chaîne de traction (8, 12, 9, 11 ) comportant une machine électrique (12) entraînant un arbre primaire (8), la machine électrique (12) étant solidaire mécaniquement de l'arbre primaire (8), une roue (10) étant entraînée par un arbre secondaire (11 ), un changement de rapport compor...

The present invention relates to methods for determining the existence and location of parasitic stress-inducing forces on a substantially cylindrical rod portion 1 defined along a first axis 2 and when this rod is made of a magnetostrictive material. The method according to the invention is essentially characterized in that it consists in magnetizing the wall of the rod portion in a pseudo-helix ...

An inexpensive method with good productivity, without coating of titanium metal, is necessary for satisfying the requirement for a long life of a heavy-duty anticorrosive steel material and in order to provide a heavy-duty anticorrosive coated steel material with excellent resistance against separation and corrosion. To respond to this demand, an oxygen-blocking layer is incorporated into the heav...

The vehicle has a data display device (2) connected to a supply and control system (3). The device has a flexible membranous flat screen (4) e.g. organic LED screen, for supporting reversible deformations. The screen is of less thickness and is plated at the level of a curved part of a dashboard. The screen`s edge is integrated on a support (10) to roll the screen around the support, in a storage ...

Vitrage comportant successivement :- Un premier substrat rigide (S1 ),- Un second substrat rigide (S2),- Un troisième substrat rigide (S3),- Au moins un système « actif » (A) comprenant au moins une couche et disposé entre les substrats (S1 et S2),- Le premier substrat (S1 ) étant éventuellement en retrait par rapport aux deux autres substrats (S2, S3),- au moins un film polymère à fonction de rét...

Dental composite composition comprises a monomer, cross-linking agent, fillers and initiators, where the cross-linked portion of acrylate monomer with tricyclodecane-urethane-structure (I) is greater than 50% and the hardened composite shows no cytotoxic potential, corresponding to the standard specification according to ISO 10993-5 and DIN EN ISO 7405. Dental composite comprises a monomer, cross-...

FIELD: chemistry. ^ SUBSTANCE: method of conditioning the mixture of sewage water and activated sludge where the concentration of suspended particles is from about 10 g/L to 30 g/L in the membrane biologic reactor includes supplement of the effective coagulating and flocculating amount of one or several water-soluble polymers from the row of amphoteric and cationic polymers. The amphoteric polymer...

La structure de filtration de l'invention est constituée d'une pluralité d'unités filtrantes (1) comprenant un média filtrant, dans laquelle lesdites unités filtrantes :▪ sont séparées les unes des autres par un mat ou tissu de céramique imprégné avec une colle céramique, de manière à les solidariser les unes aux autres tout en les gardant mécaniquement et thermiquement indépendante ;▪ sont inséré...

A process for the multistage polymerization of olefins comprising a gas-phase polymerization carried out in at least two serially connected gas-phase reactors, the continuous discharge of polymer and gas reaction mixture from an upstream reactor into a transfer device and the continuous feeding of polymer from said transfer device to a downstream reactor, said transfer device comprising: a) a sepa...