In the thread-changing device with a knotter for knotting a new thread to an old thread (30) during a thread change, to guarantee the formation of a secure knot and for reliable knotting, a thread compensation zone of fixed maximum length, leading via a pivoting arm (23) with a defecting roller (24) and having a preceding briefly actuable compensating thread brake (21), and a clamping hook (14) co...

A novel crystallographic modification ( beta -modification) of the pigment C. I. Pigment Red 53:1 is described and claimed which has characteristic reflection values in its X-ray diffraction pattern obtained by means of Cu-K alpha radiation. This novel pigment form is obtained by reacting an aqueous solution of an alkali metal or ammonium salt of the formula 1 (1) with the equivalent...

Blends of polyester fiberfill and binder fiber, wherein the fiberfill is coated with a hydrophilic poly(alkylene oxide) type finish that cures on to the polyester fibers and so provides improved properties in the eventual bonded product, including combinations of improved durability, soft hand, good bonding, reduced flammability and improved moisture transport.

2070279 9109084 PCTABS00005 Vinyl halide polymer compositions exhibiting reduced gas permeability are described which comprise a mixture of: (a) at least one vinyl halide polymer; (b) from about 1 to about 40 % by weight, based on the weight of the vinyl halide polymer (a), of an ethylene-vinyl alcohol copolymer containing from about 15 to about 55 mole percent of ethylene; and (c) at least one ca...

A gypsum mold having good water absorbing properties, which is suitable for cast molding pottery, can be prepared by stirring a mixture of hemihydrate gypsum cooled to -40 to 5 DEG C and water to form a slurry of gypsum in water having a temperature of -5 to 10 DEG C, pouring it into a water-impermeable mold, maintaining it therein until the setting reaction thereof is completed and then releasing...

Collagen membranes with desired properties are prepared by using a variety of gel-forming techniques in combination with methods for converting the gels to solid forms. One technique involves compressing a gel matrix under constant pressure to form a fibre network which is dried; another involves disrupting and centrifuging a matrix, harmonizing the precipitate auto or paste and casting and drying...

PCT No. PCT/FR87/00504 Sec. 371 Date Oct. 6, 1988 Sec. 102(e) Date Oct. 6, 1988 PCT Filed Dec. 16, 1987 PCT Pub. No. WO88/04757 PCT Pub. Date Jun. 30, 1988.The independent unit for heat exchange particularly for the ventilation of a room or premises is configured like a box (12) wherein are formed two passages (40 and 42) having an undulated shape and wherein circulate in counter-current air drawn...

An occlusion device made of surgical material is designed to sealingly occlude against the inner pressure of a bone channel and/or the medulla cavity defects and/or holes of a bone and/or of the medulla cavity. It is preferably configured like a screw, a cone, a cylinder, a plug or a basket-like implant. Said occlusion device enables to sealingly stop defects of bones in order to set up an inner p...

A coating composition is used for coating or overlaying Portland cement concrete or metal. The composition includes a synthetic polymer latex, an amine-functional epoxy curing agent, an epoxy-functional or amine-functional silane, a liquid epoxy resin, and a filler having a fine particle size. The coating composition has superior crack resistance and low cost in comparison with epoxy/amine-type po...

In a cutlery-holding basket (5) for a dish-washing machine (1), in which the items of cutlery (6) which are to be washed and dried can be individually laid down lengthwise alongside one another in separate cutlery holders (9a) and cutlery supports (9b), the cutlery supports (9b) are constructed with differently profiled support surfaces (11) and/or different support heights. Because of this measur...

A method or joining, repairing or reinforcing substrates, particularly polymeric pipes for transporting fluids, e.g. natural gas and water. The method makes use of an article, preferably a heat-recoverable article, which comprises a conductive polymer composition and which is heated to its recovery temperature by passing electrical current through the conductive polymer. Preferably the article is ...

The apparatus for making artificial snow by atomizing water comprises a ductlike housing mounted on a supporting frame, in which a blower is positioned and on whose downstream end a plurality of nozzles or orifices for spraying water or a water-air-mixture are provided. The ductlike housing is constructed double walled. An inner wall of the ductlike housing is provided with a plurality of holes. S...

In a snow-clearing apparatus (2) which can be built onto a lawn mower (1), a wedge-shaped housing (3) which is open at the end and can be fixed on the bottom of the lawn mower is provided. An ejection wheel (4) is arranged inside the wedge-shaped space of the housing (3) and can be coupled to a motor of the lawn mower (1). In the plane of the rotating ejection wheel (4) is provided an ejection ori...

A sintered ceramic article which is to be joined to metal or form a composite member with metal comprises a metal compound or a metal separated and diffused in surface layers of particles of the sintered ceramic article. The sintered ceramic article is manufactured, for example, by forming a shaped article of ceramic powder e.g. SiO2, A1203, ZrO2, Si3N4, TiN, ZrN, BN, SiC, TiC, MoC, provisionally ...

A method is provided for preparing small (less than 2000 ANGSTROM ) lipid vesicles in commercial quantities by microemulsifying lipid compositions using very high shear forces generated in a homogenizing apparatus operated at high pressures at a selected temperature. These vesicles are suitable for various biological applications including targeting of tumors in a body for diagnosis and treatment...

Micellular particle compositions for delivering intact micellular particles containing imaging agents or chemotherapeutic agents to tumors within a body for the diagnosis and treatment of such tumors. The micellular particles are small, less than 2000 ANGSTROM and incorporate pure, neutral phospholipid molecules preferably containing at least 18 carbon atoms, in their external surface. Enhanced ...