The apparatus involved herein comprises a body (1), an element (4) rotatably arranged in the body and a counter knife device (15), which is provided on the body and adapted to cooperate with the rotatable element for disintegration of material. The counter knife device comprises a base part (17) and a cutting member (19) removably connected to the base part by means of connecting members (18). The...

In order to assure the geometric uniformity of a tire molded with a segment mold when the sculpturing of said tire includes blocks 11 surrounded by recesses formed by grooves 15 and incisions 16, the said grooves 15 are thinned at the level of the joint planes 550 between segments. Furthermore, wear indicators 17 are arranged at the level of the joint planes 550 between segments.

A magnetic read/write head for a disc drive capable of both high density and low density read/write operations as measured in tracks per inch and employing a magnetic disc capable of having defined thereon a multiplicity of tracks per inch in the disc radial direction. The disc and head have radial and tangential lines of reference relative to each other. The head includes at least one slider havi...

PCT No. PCT/US94/07291 Sec. 371 Date Jan. 4, 1996 Sec. 102(e) Date Jan. 4, 1996 PCT Filed Jul. 1, 1994 PCT Pub. No. WO95/01961 PCT Pub. Date Jan. 19, 1995This invention provides a process for preparing azetidinones useful as intermediates in the synthesis of penems and as hypocholesterolemic agents, particularly for azetidinones substituted in the C-3 and C-4 positions and optionally substituted a...

The housing receives at least one electric circuit board (3) of an electric switch or control device. It has two housing parts (1,6) with cooperating edges. A plug connector (4) associated with the circuit board (3) is held between the edges of the housing parts (1,6). Seals (5) are formed in grooves (23,24) between the opposite edges of the housing parts (1,6) and the plug connector (4). The plug...

A sheet of collagen leather comprises collagen fibers having a diameter in the dried state of 0.02 to 0.3 microns, a length not less than 100 times as long as the diameter and a substantially uniform fineness, being arranged at random on a whole, without being bundled.

A powder-free coagulant for use in latex dipping processes comprises a salt stable dispersion of a polymer eg a chlorinated rubber and an inorganic coagulant. Optionally the coagulant will also contain a powder-free release agent, to aid release of the dipped article from the former, comprising a polyethylene wax emulsion and a cationic surfactant.

A process and device are disclosed for the selling of goods and/or services offered by different suppliers (12), in particular travel agencies. The suppliers (12) issue and administrate vouchers (9) by means of common data processing network (1). The vouchers (9) have a machine-readable data field carrying various items of information. These items of information are also stored in the data process...

A novel microporous isocyanate-based xerogel composition is disclosed. The composition can be prepared by a method comprising (1) (1) admixing (a) a polyisocyanate component, (b) a substantially unreactive solvent, and, optionally, (c) a polymerization catalyst, water, an active-hydrogen compound or a mixture thereof, provided that (c) is included wherein (b) does not also function to catalyze pol...

Chromated aluminum and aluminum alloy surfaces, to improve their corrosion resistance, are treated with A composition for treatment and after treatment of surfaces, especially metals, with derivatives of polyphenol compounds that include substituted aminomethyl groups on at least some of the phenyl rings in the polyphenol polymers, with molecular weights within the range of about 700 to about 70,0...

A high pressure cleaning device with a housing (1) containing a driving motor and a pump for cleaning fluid, in particular water, and a bypass valve arrangement, with a valve pistol (2) having a cleaning lance (3) or the like connected thereto, and with a high pressure line (4) leading to valve pistol (2) from a high pressure connection (4) on a housing (1). When the valve pistol (2) is closed, th...

A three component refrigerant composition for use in vapour compression refrigerators and avoiding the use of ozone-depleting chlorofluorocarbons comprises a three component mixture of: (i) a major portion comprised of chlorodifluoromethane (R22) or pentafluoroethane (R125); (ii) R125 or octafluoropropane (R218); and (iii) propane in non-flammable proportions. f

Method for the production of alpha , beta -unsaturated aldehydes and ketones I, O=C(R<1>)-CR<2>=CR<3>R<4>   I, by acid hydrolysis of cyclic alpha , beta -unsaturated acetals II, in the presence of saturated aldehydes.

A transmitting device encodes an animated image by detecting a difference between one image frame and a reference image frame, then transmits the encoded image to a receiving device by a radio line at high efficiency. The transmitting device comprises an image storing unit for storing the reference image frame, an initialization unit for initializing the image storing unit, a difference encoding u...

A pallet comprises at least one relatively long, longitudinally extending stringer folded from a single sheet of corrugated paperboard material of a given cross-section, preferably trapezoidal, and two relatively short, transversely extending braces, each folded from a single sheet of corrugated paperboard of a similar cross-section, preferably inverted. The stringer has notches receiving portions...

The palletised container (1) used as a reusable container for transporting and storing liquids of different types has, as its main components, an outer casing (2) of intersecting vertical and horizontal grid bars (3, 4) made of metal, a supporting insert (5) which can be inserted in the outer casing and consists of smooth wall parts made of plastic for an exchangeable, thin-walled inner container ...

A biocidal preservative for cellulose-containing products containing a biocidally effective amount of a polymeric quaternary ammonium borate obtained by simultaneous reaction of (A) at least one member of the group consisting of boric acid and salts and esters thereof and (B) an amine of the formula and (C) ethylene oxide or propylene oxide wherein R1 is alkyl or alkenyl of 8 to 22 car...

The invention relates to a connection block for high transmission rates in telecommunications and data technology. The connection block 1 consists of a plastic housing 2 and of metallic insulation piercing terminal contact elements 10 which are inserted in pairs, in at least two parallel rows, into the housing 2 and have connected contact fingers 15 forming spring contacts 16. In order to reduce t...

Tricyclic diazepines of the formula: wherein A, B, D, E, F, Y and Z are defined in the specification which compounds have vasopressin and oxytocin antagonist activity.

Elemental iodine is used to improve the performance of conventional corrosion inhibitors in oil field acidizing operations. The iodine, because of its solubility, may be used in a formulation which includes a corrosion inhibitor and surfactants dissolved in a suitable organic solvent.