A cutting tool assembly wherein a cutting head is releasably retained by a tool holder by means of interacting coupling members, with one of the coupling members being inserted into a cavity of the other coupling member, with radially extending abutment wings of said one coupling member passing respectively between successive support wings of the other coupling member, rotation of the one coupling...

A method and apparatus for detecting a fluid; said method comprising providing one or more oscillators transmitting electromagnetic energy; providing one or more resonant circuits receiving electromagnetic energy from the oscillators; bringing the fluid and the one or more resonant circuits into contact with each other so that the receptions of electromagnetic energy of the resonant circuits are c...

The invention relates to a rucksack harness comprising central adjustment means (6) located on an upper part of a rear wall of a rucksack; and a central web (8) adjustably attached to the rear wall of the rucksack by the central adjustment means (6), the central web (8) running downwardly along the length of the rucksack to a branch point (4) at which the central web (8) is bifurcated to form to a...

A cDNA sequence encoding the alpha -subunit of human mast cell IgE surface receptor or an IgE binding fragment thereof.

A process is disclosed for preparing an open-celled rigid polyurethane foam by reacting an organic polyisocyanate with a polyol in the presence of a blowing agent, a cell opening agent and exfoliating graphite, wherein the thermal conductivity of the foam is from 28 to 35 mw/mk. Such foams are applicable in the construction industry where it is desired to have a foam having flame retardation prope...

A powder press for compacting a compressible mass into a rigid and dimensionally accurate body has a base, a first sleeve part in the base and having an inner surface, and a second sleeve part movable in a predetermined direction on the base adjacent the first die part between an inner position and an outer position. The second part has an inner surface forming in the inner position with the first...

Described is an apparatus for detecting and removing deposits from a surface exposed to wellbore fluids. The apparatus can monitor the rate of deposition and subsequently remove the deposited material. The combination of detection apparatus and removal apparatus provides an instrument with self-cleaning operation mode.

This invention concerns a mixture of a first component selected from talcs and a second component selected from feldspars and nepheline syenites, wherein the ratio of the first component to the second component provides an enhanced abrasiveness property. The invention further relates to an antiblock agent made from such mixture. This mixture provides favorable optical properties when used in a pol...

An electrically conductive paving system that has enhanced conductivity of the conductive graphite/asphalt layer. This is achieved by incorporating into the paving mixture a blend of two naturally occurring crystalline flake graphites, one being coarse (generally larger than 40 mesh/425 microns) and the other being fine (generally smaller than 100-200 mesh/150-75 microns). The ratio of course flak...

The process applies threads or strips (3a-3d) of high-permeability magnetic material to the sheet (2) of plastic, paper or aluminium which can be assembled to another sheet (1) with the metal sandwiched between the two. The threads or strips are arranged in wavy lines (S) along the length of the sheet so that when the latter is coiled, sections of metal situated in adjacent turns of the coil and i...

The present invention relates to pharmaceutical compositions, formulated for injectable administration, which comprises a testosterone ester, in particularly testosterone undecanoate, in a vehicle comprising castor oil and a co-solvent. Upon injecting the compositions according to a particular administration scheme, reliable levels of testosterone in serum in the normal physiological range is achi...

A lock key comprises a key blank ( 20 ) that has a gripping part ( 20 a) and a key bit part ( 20 b). A circuit board ( 34 ) that has mounted thereon electric circuits and a key contact part ( 35 ) connected electrically to the electric circuits are accommodated in a circuit board cradle ( 30 ) made of electrically non-conductive material. The circuit board cradle is fitted to the key blank. The pl...

The invention relates to a control system, especially one for use in the control of industrial plant such as a polymerisation reactor. In particular, the invention provides a method of controlling a process comprising the steps of: a) generating a first-principle model corresponding to the process; b) inputting data describing the current and desired future process conditions; c) generating a line...

Composite particles made of a binder and filler material are provided for use in subterranean formations. The filler is finely divided mineral and optional fiber. The particles are proppants useful to prop open subterranean formation fractures. The particles are also useful for water filtration and artificial turf for sports fields. Methods of making the composite particles are also disclosed.

Closed reinforcement fiber package includes a material disintegratable in concrete, such as fiber concrete. Reinforcing fibers are present in a loose form in the package. The reinforcing fibers may be provided in a substantially mutually parallel position in the package. The reinforcement fiber package may be provided in a chain packing or package including a number of such closed reinforcement fi...

The invention concerns water based well fluids, having high resistance to fluid loss and temperature, comprising water soluble polymers in combination with alkyl(poly)glycosides, suitable for the use in hydrocarbon research, in water bed research, in geognostic drilling and in civil engineering operations.

Polyamide-oligonucleotide derivatives (I) and their physiologically acceptable salts. Polyamide-oligonucleotide derivatives of formula F((DNA)-Li)q(PNA-Li)r(DNA-Li)s(PNA)t)xF' (I) and their physiologically acceptable salts are new. q, r, s, t = 0 or 1, with the sum of two or more adjacent letters at least 2; x = 1-20; DNA = nucleic acid (such as DNA or RNA or their known derivatives); Li = covalen...

An electronic program guide comprising: television program listings, each listing including title, telecast time, and channel, a time and channel grid guide (24) in which some of the television program listings are displayed, a moveable cursor (32) for selectively highlighting one of the television program listings displayed in the grid guide, means for changing the time and channel grid guide (...

A method of protecting during the start-up procedure a cathode (1) of a cell for the electrowinning of aluminium where the cathode (1) is optionally coated with an aluminium-wettable refractory material (2) and on which cathode, in use, aluminium is produced. The start-up procedure comprises applying before preheating the cell one or more start-up layers (3) on the aluminium-wettable refractory co...

A measuring device and a method estimates the quantity and quality of exercises performed having an advantageous impact on cholesterol metabolism. In the method, accelerations exerted on a person during daily exercise performed by the person are continuously recorded by a measuring device including an acceleration transducer. The recorded results are visible in the measuring device or an external ...