A device in a reel-up (3) in a paper machine in which paper is produced in a web running in the reel-up (3) and supported by a surface winding drum (2) and wound onto exchangeable reeling drums (6) in contact with the surface winding drum (2) in order to form reels of paper, for applying an adhesive agent on the web when changing full-width reels and in the event of web ruptures in the reel-up. Ac...

The description relates to production of rigid foamed plastics containing urethane groups, by use of a blowing-agent mixture containing 5 to 50 parts by weight of C3 and/or C4 alkanes and 50 to 95 parts by weight of cyclopentane. There is also a description of use of the thus-produced rigid foamed plastics as composite components or for foam filling of cavities in refrigerator construction.

A system for leveling the lubricating oil of an oil-bath-lubricated mechanical component, e.g. a vehicle transmission/differential assembly, having a first and a second cavity (2,3) adjacent to each other and separated by a mechanical member (4), e.g. a conical bearing (5), producing a pumping effect (8) resulting in oilflow from the second cavity (3) to the first cavity (2). The system includes a...

The method for controlling the braking system of a vehicle, which consists of at least two part vehicles, with which the brakes of at least one part vehicle are electrically controlled at least on the basis of the braking desire of the driver, and with the brake control this is taken into consideration, for the application and/or for the release. The control variable necessary for the application ...

The method for controlling the braking system of a vehicle, which consists of at least two part vehicles, with which the brakes of at least one part vehicle are electrically controlled at least on the basis of the braking desire of the driver, and with the brake control this is taken into consideration, for the application and/or for the release. The control variable necessary for the application ...

A propylene homopolymer or copolymer, or a blend thereof, possessing both sufficient strain hardening, viscoelastic behavior, and melt ductility is heated, melted, and mixed in an extruder with an organic or inorganic physical blowing agent, or a mixture of organic and inorganic physical blowing agents, and with optional compatibilizing agents, nucleating agents, stabilizers and miscellaneous addi...

A non-aqueous slurry comprising (a) one or more water soluble polymers; (b) polyalkylene glycol or thickened polyalkylene glycol; and (c) a slug stabilizer comprising an amine phosphate ester salt is provided. The slurry has a number of applications, including oil recovery, and in the paper and textile industries.

A downhole telemetry system (10) for remote communication. The system (10) includes a downhole transmitter (44) that radiates an electromagnetic signal (46) carrying information into the earth. The electromagnetic signal (46) is received by a subsea repeater (48) that processes and retransmits the information through the sea. A remote station (54) receives the information from the subsea repeater ...

A use of phenolic resins, particularly resol, as impregnating agents for clusters of fibers made of thermoplastic materials, for example polyester, in the production of stratified products and/or in sheaths for waterproofing.

Shrinkage-reducing agent intended as additive in aqueous cement comprising compositions. The agent comprises at least one acetal, preferably a cyclic formal, of a tri- or polyhydric alcohol, which acetal comprises at least one 1,3-dioxa group. The acetal has preferably a water solubility of at least 1%. The agent can, in addition to said acetal, comprise at least one amorphous silica, preferably a...

A silicate-containing aqueous solution composition comprising: a) from 10 % w/w to 50 % w/w of a silicate compound selected from sodium and potassium silicates, or a mixture of such silicate compounds; b) from 1 % w/w to 5 % w/w of a salt, the cations of which are selected from sodium and potassium ions, and the anions of which are selected from halogen, sulfate and carbonate ions, or a mixture of...

Traffic or roadway signs comprising retroreflective sheeting (12) attached to a support substrate (16) comprising polymeric fiber-reinforced castable cementitious compositions. The support substrate is comprised of one or more dispersible primary packages maintained in a close-packed alignment in a dispersible containment means.

Process for the photocatalytic purification of waste water contaminated by tetrahydrothiophene, applicable to the purification of condensation water collected along gas distribution lines for household and industrial use. Photocatalysts which can be used for the purpose are ZnO, SnO2, Fe2O3, TiO2 and Fe3O4.

PCT No. PCT/PL93/00012 Sec. 371 Date Dec. 18, 1995 Sec. 102(e) Date Dec. 18, 1995 PCT Filed Aug. 12, 1993 PCT Pub. No. WO95/00583 PCT Pub. Date Jan. 5, 1995This invention relates to a process for preparing ceramic-like materials with specific properties by binding an inorganic filler in the form of a dry composition with a grain size of up to 25 mu m containing in the volume ratio 1:0.-1.52 a was...

The method for controlling and regulating dosage levels in agricultural crop spraying, seed and fertiliser distribution according to position and area uses a computer (6) to store the necessary information. The computer extrapolates the future position of the agricultural vehicle from the current speed, and determines changes in the supply dispenser for turning the flow on or off, or changing the ...

The invention relates to an adhesive strip and further to a safety bag provided with the adhesive strip according to the invention. The lower surface of the surface film (1) of the adhesive strip comprises a glue layer (2), part of which, advantageously half of its width from the outer edge, is covered with a protective slip (3) consisting of a counterfoil (3a) placed against the glue layer (2) an...

The signal supply method has the transmission signal provided by the main transmitter also supplied to one or more directional antenna elements for radiation of the signal in the direction of each of the repeaters, with the polarization direction of the field provided by each of the directional antenna elements orthogonal to the polarization direction of field provided by the main transmitter., ea...

Television programming information comprising an electronic programming guide is compressed by more than fifty percent, and decompressed in environments with only moderate processing power and storage space. The coding scheme of the present invention is based on Huffman coding of characters comprising the electronic programming guide and replacement character strings occurring in the data that hav...

1-N-[ omega -amino- alpha -hydroxyalkanoyl] kanamycins A and B of the formula I in which R represents OH or NH2, are prepared by acylation of polysilylated kanamycin A or B, or polysilylated kanamycin A or B which has a protective group other than silyl on the 6'-amino group, with an acylating derivative of an acid of the formula II in which n is an integer from 0 to 2 and B is an ...

Compositions and methods for covalently immobilizing an oligonucleotide onto a polymer-coated bead or similar structure are described. Specifically, the polymer-coated bead or similar structure possesses a large number of activatable moieties, preferably primary and secondary amines. An oligonucleotide is activated with a monofunctional or multi functional reagent, preferably the homotrifunctional...