FIELD: mineral well mining, particularly, methods of analysis of oil well state by diagnosis of annular space gas medium of producing wells over well length. SUBSTANCE: method may be used in determination of sound vibration velocity, more accurate determination of oil level in wells, detection of leaks, paraffin plugs and other defects in the form of nonorganic heterogeneities and for analysis of ...

FIELD: drilling of inclined and horizontal wells. SUBSTANCE: device is, particularly, used in designs of special drill pipes used in system of information transmission from inclinometer to surface apparatuses where chokes for information transmission are installed in pins and boxes. Mounting units are introduced into main and additional pins and boxes of drill pipes. Mounting units ensure electric...

FIELD: well logging; applicable in determination of wells technical conditions and ways of compounds spreading by method of radioactive well logging with use of traced technique. SUBSTANCE: method includes plotting of background curve of natural radioactive radiation intensity before introduction into composition of contrast additives which are injected beyond casing string; waiting for formation ...

FIELD: well logging in the course of drilling; applicable in performance of electromagnetic well logging in the course of drilling. SUBSTANCE: method includes setting-up of alternating two-frequency electric field in zone of control by connection of logging system to electric separator of telemetering system with electromagnetic communication channel. For measurement of response signals of control...

PURPOSE: A double hub propeller type wind generator is provided to achieve high efficiency by dividing a hub into a front and rear hubs, and attaching blades on each hub, respectively. CONSTITUTION: A front blade(1-1) and a rear blade(1-2) are installed at front hub(2-1) and a rear hub(2-2), respectively. The front blade(1-1) is twisted in a direction opposite to a twisted direction of the rear bl...

A battery (10) having positive and negative plates (11, 12) contained in a housing. The upper edges of the positive plates are connected to the lower edges by means of a member (25; 28) also contained in the housing. The member (25; 28) comprises a material having a greater conductivity than that of the material of the plates.

The present invention is related to an abrasive tool comprising a core and abrasive segments attached to said core wherein said abrasive segments comprise a bond material and superabrasive grains and wherein said segments comprise at least two circumferentially spaced regions and wherein said superabrasive grains are alternately dispersed in said regions in high and low concentrations of superabra...

A refastenable diaper is provided with a securing zone on the diaper outer cover of a peak strength of less than 2750 grams/inch. A refastenable adhesive taping system for the diaper includes an adhesive fastening tape comprising a flexible backing and a layer of pressure-sensitive adhesive permanently combined to said flexible backing and adapted to be applied to and released from the securing zo...

The present invention provides a method for forming a multi-layer coating film, which is characterized by applying a cationic electrocoating on a metal-made material to be coated, heat-curing the resulting electrocoating film, applying, on the heat-cured electrocoating film, a first color base coating having a sublayer-hiding powder, applying, on the resulting coating film without substantially cu...

The bobbin plate (1), to hold a bobbin sleeve at a bobbin winding machine, is produced by deep drawing or bending from a metal sheet. At least one yarn catch projection (61) is shaped at the edge (52) of the plate, which is bent over or shaped into a bead. The bobbin sleeve holder is a circular groove (2) or edge (11).; Für das Aufwinden von Fäden an Spulstellen werden Spulenhalter eingesetzt, die...

A method for changing the residual aligning torque (RAT) of a pneumatic tire by forming angled sipes in certain of the tread blocks in at least a pair of circumferentially extending ribs, each rib being located on an opposite side of the 5mid-circumferential plane of the tire. The sipes in the tread blocks in one of the ribs are formed at an inclined angle opposite to the inclined angle of the sip...

An apparatus and method for determining the location of a medication container, such as an intravenous bag (62).; L'invention concerne un appareil et une méthode permettant de déterminer l'emplacement d'un récipient de médicaments, tel qu'un sachet pour intraveineuse (62).

A method and apparatus for forming an object from first (105) and second powder metal (PM) (115) materials are disclosed. The method includes providing first and second surfaces to form a first cavity having a first opening, filling the first cavity with the first PM material (105) through the first opening, and compacting the first PM material (105) by way of a third surface that covers the first...

A tire vulcanizing system, wherein a tire transfer device or a metal mold opening and closing station common to a plurality of vulcanizing stations is disposed equidistant from the vulcanizing stations, whereby an equipment cost and an installation space can be reduced and a production efficiency can be increased.; L'invention concerne un système de vulcanisation de pneus, dans lequel un dispositi...

Train integrity is confirmed using GPS equipment, in a method characterised by the steps of selecting a spot on a track, detecting the co-ordinates of that spot, storing those co-ordinates, detecting the GPS co-ordinates at the end-of-train (EOT), comparing the EOT GPS co-ordinates with the spot co-ordinates and reporting a train integrity if and only when the EOT GPS co-ordinates match the spot c...

Die Erfindung bezieht sich auf eine Verschlusskappe (V) für Infusions- oder Transfusionsflaschen, mit einem auf den Flaschenhals (3) angepassten, gummiartigen Dichtungsteil (1), wobei die Verschlusskappe (7) zum einen Wulst (5) unterfangenden Untergriff am Flaschenhals (3) ausgeformt ist und wobei weiter eine Überkappe (8) vorgesehen ist zur Formschlusshalterung der Verschlusskappe (7) am Flaschen...

A readily bondable, biaxially oriented, layered polyester film for optical use which is excellent in adhesion, transparency, and slip properties. The biaxially oriented layered film comprises an aromatic polyester film and formed on at least one side thereof a coating layer comprising a polyester resin, an acrylic resin, and a wax or comprising a polyester resin and an acrylic resin containing oxa...

Sensors formed from a substrate, an electrode layer and at least a first reagent layer are manufactured by transporting a continuous web of the substrate past at least two print stations, and printing the electrode layer and the first reagent layer on the substrate. One of the print stations prints the electrode layer on the continuous web of substrate, and the other of the print stations prints t...

A cam lobe piece of a built-up type camshaft for an internal combustion engine. The built-up type camshaft includes a hollow shaft fixedly inserted in a shaft opening of the cam lobe piece upon diametrical expansion of the hollow shaft. The cam lobe piece comprises a base circle section having the shaft opening, and a cam lobe section formed integral with the base circle section. In this cam lobe ...

The invention concerns a method of preparing compacts having a sintered density of above 7.3 g/cm3. This method comprises the steps of subjecting an annealed, water-atomised, essentially carbon free stainless steel powder, which in addition to iron, comprises at least 10% by weight of chromium, not more than 0.4%, preferably not more than 0.3% by weight of oxygen, not more than 0.05%, preferably n...