In an electron beam tube arrangement, such as an IOT amplifier, an input cavity (5) surrounds an electron gun (1). The cavity (5) includes parts which are at high and low relative electrical potentials. These are separated by RF chokes (16 and 17) to provide dc isolation whilst acting as a short circuit to high frequency radiation coupled into the cavity (5). The arrangement also includes a bypass...

The present invention relates to a surface-treated plastic article including a thin layer composed of a polymer complex on the surface. The surface-treated plastic article can be produced by a treatment with at least one kind of aqueous solutions of polymers having a weight average molecular weight of 200 or more. According to the present invention, the plastic articles, such as contact lenses, h...

A sweep lock locking the check rails of an upper and lower sash improves window resistance to negative wind force. The lock accomplishes this by a cam with a locking rim that extends both upward and downward to engage cam receiver projections above and below the locking rim to lock along two vertically separated locking lines, which tends to resist sash tilting from vertical as sash are deformed i...

medicine, in particular, reflectometric examinations and measurements of cavities of animals or human, for example, for examination of respiratory tracts, digestive tract, etc. SUBSTANCE: the device has a flexible hose that is inserted in the cavity to be examined through the canal under examination. The remote end of the hose is positioned past the canal zone being examined. The first converter c...

lining nonwoven materials or films used as components of absorbing article. SUBSTANCE: disposable absorbing article has absorbing cloth and lining material attached to cloth. Preferable form of nonwoven material has perforated film and may include some other components on perforated film including adhesive. Perforated film is made of continuous initial film containing copolymer from ethylene and c...

Provided is a sheet, of which the surface to be in contact with the skin of a wearer has a mixture layer. The mixture layer includes (a) an oily ingredient which is liquid or semi-solid at 25.degree.C, and (b) an ester compound of dextrin with a fatty acid.

This invention relates to a method to characterize an array of polymeri c materials comprising: depositing unsilanizable material onto a silanizable substrate in at least 10 regions, thereafter contacting the substrate with an organosilan e agent thereby silanizing the substrate but not the unsilanizable material in said regions, optionally, partially or completely removing the unsilanizable mater...

treatment of sewage. SUBSTANCE: invention is related to loose dispersive material used in plants and processes of treatment of sewage, to technology of its production and to methods and plants to treat sewage with use of above-mentioned material. Granules of plastic material carry grains of inert mineral, for example, sand, deposited on them to prepare habitat for microorganisms effective for trea...

oxidation catalysts. SUBSTANCE: catalyst utilized for oxidation of carbon monoxide and hydrocarbons contains oxide support including zirconium oxide or cerium oxide, or their mixture (at least 50% of the weight of catalyst) and, included therein, gold and transition metal oxide, said gold forming complex with said transition metal oxide, and also titanium oxide or mixture thereof with molybdenum o...

computer engineering. SUBSTANCE: method involves acquisition of data on trips associated with transport companies and routes, storage of information about trips, construction of goal function basing on trip information, construction of set of restrictions basing on trip information, consideration or inclusion of mentioned restrictions so as to find goal function solution capable of meeting require...

A repair bladder manufactured to meet the demands of small pipe rehabilitation. The said bladder will be flexible as to navigate through clean-outs as well as 45 degree elbows and 90 degree elbows. The said bladder will still be able to stay firm enough to be able to be launched through clean-outs and pushed into place and keep its shape. The bladder should also be of a flow-through design as t...

A harness manufactured to allow workers to use their mini camera for more then just T.V inspection of small pipe. By using a flexible harness the technicians will be able to attach a variety of tools to the end of the mini camera. This will save a considerable amount of time and money. Now technicians can cut roots without having to carry large heavy snake machines to remote job locations, They c...

chemistry. SUBSTANCE: facility for implementation of reactions of partial oxidation basically includes four working zones: feeding zone A; distribution zone B with constant or narrowing section along axis of facility in direction of distribution of gas which predominantly presents solid part in the form of cylinder, truncated cone or truncated pyramid made of one or more parts of mentioned solid p...

home appliance instruments. SUBSTANCE: electric shaver includes body. Electric drive with driving member for transmitting driving motion to cutting member performing reciprocation motion and at least one cutter head having frame are mounted inside body. Electric drive is mounted in body with possibility of oscillation motion and it is driven to such motion by means of inner forces occurred at shav...

SE REFIERE A DERIVADOS DE TIAZOLILAMIDA DE FORMULA I DONDE R1 ES H, HALOGENO, ALQUILO C1-C6, ALCOXI C1-C6, AMINOALQUILO C1-C6, HALOGENOALQUILO C1-C6; R2 Y R3 SON H, ALCOXI C1-C6, CICLOALQUILO C3-C8, BIFENILAMINOCARBONILO, ALQUILO C1-C6, -P(=O)(OR9)(OR8); C=OCH(NH2)(R10), -C(R11)(H)(O-COR12), CH(R10')(NH2); R8 Y R9 SON H, ALQUILO C1-C4; R10 Y R10' SON O-AMINOACIDO; R11 ES ALQUILO C1-C4, R12 ES H, A...

SE REFIERE A DERIVADOS DE OXAZOLIDINONA DE FORMULA I, DONDE R1 ES TIOFENO BENZOCONDENSADO; R2 ES HETEROCICLO DE 5-6 MIEMBROS; HETEROCICLO DE 4-9 MIEMBROS, ENTRE OTROS OPCIONALMENTE SUSTITUIDO CON C(NR27R28)=NR29, OR30, NR30R31; v ES 0-1; R27, R28, R29 SON H, ALQUILO C1-C4, CICLOALQUILO C3-C7; R30, R31 SON H, ALQUILO C1-C4, CICLOALQUILO C3-C7. UN COMPUESTO PREFERIDO DE FORMULA II. TAMBIEN SE REFIER...

carrying handles. SUBSTANCE: handle has rope with bosses and plastic holder with vertical holes and recesses where rope with bosses is laid. End faces of bosses rest against partition. Bosses are covered by projections at the top with slot between them whose width exceeds thickness of rope by 0.5 mm. EFFECT: enhanced reliability of securing handle to storage battery. 1 dwg

power engineering. SUBSTANCE: according to proposed method power is generated by endothermic catalytic vapour reforming of gaseous hydrocarbon material, tapping gaseous reforming product, combustion at least part of reforming product with compressed air with subsequent expansion of combustion gas product whose stage is coupled with power generation stage. Prior to delivering gaseous hydrocarbon ma...

medicine, pharmacy. SUBSTANCE: invention relates to biodegradable implants prepared as a composition for controllable release of medicinal agents. Invention presents combinations of hydrophilic and hydrophobic forms in biodegradable implant of prolonged action designated for modulation of the release rate of each component. Compositions of therapeutically active agent and modulating agent provide ...