A method of preparing ribbed ticks comprising a textile top sheet (60) and a textile bottom sheet (61) and partition-wall strips (1), said strips being welded along their opposite side edges to the top sheet and bottom sheet, respectively, by heating the entire surface of the joined webs of textile material after placing of lengths of folded partition-wall strips (1) in a given pattern, said strip...

A rotary cutting die assembly (10) comprised of a mandrel (12) adapted to be rotatably mounted in a rotary die cutting press, and a cylindrical cutting sleeve (14) and drive gear (16) slip fit over the mandrel (12), provide apparatus for replacing the cutting edge (36), (38) of a rotary cutting die at a reduced cost for materials, manufacturing and shipping than that associated with conventional r...

An apparatus is disclosed for preparing a quantity of individual treated fibers from one or more fiber mats. The apparatus comprises a fiber treatment zone, and a conveyor for conveying each mat through the fiber treatment zone. In the treatment zone each mat is impregnated by an applicator with a treatment material, such as a crosslinking substance, and conveyed directly to an attrition device. T...

DENTAL PROCEDURES AND APPARATUS USING ULTRAVIOLET RADIATION An improved dental procedure and apparatus where ultraviolet radiation pulses are used to etch selectively both hard tissue and soft tissue in dental procedures. There exists distinct ablation thresholds for hard and soft tissue which are dependent on the material being ablated for a given wavelength of the ultraviolet radiation. Sufficie...

The removal of arsenic, from aqueous liquids by adsorption on alumina, is facilitated by selecting the alumina adsorbent to have a particle size below about 200 micrometers, forming a slurry of the alumina and aqueous liquid and agitating the slurry. It has been found that alumina can be selected to have a particle size sufficiently small, or preferably a combination of both particle size sufficie...

An environmentally leak-proof pump is provided including: an environmentally leak-proof motor housing having located therein a motor for rotatably driving a rotating shaft; a piston seal axially forward of the motor; and an oil misting chamber disposed between the motor and the piston seal, the misting chamber for simultaneously providing lubrication to two coaxially disposed spaced apart bearings...

3-piperidino-4-hydroxychroman derivs. of formula (I) and their salts are new, where A and B = H or A with B = -CH2CH2-. X = CH2 or O. X1 = H or OH. Z = H, F, Cl, Br or OH. Z1 = H, F, Cl, Br or 1-3C alkyl. n = O or 1; m = 0 or 1-6. When X = 0 (I) pref has cis stereochemistry. (I) are prepd. by hydride redn. of a suitable alpha-aminoketone, using e.g. NaBH4 in THF at -15 to 15 deg.C.

A bag and a method and apparatus for forming an easy open bag wherein a said bag is formed of thermoplastic heat shrinkable film is disclosed. Specifically, an easy open thermoplastic heat shrinkable bag having a heat shrinkable thermoplastic tear strip panel sealed without adhesives or heat seals is disclosed. A method of making said easy open bag is also described.

A process for modifying the slump of a concrete or mortar by the addition at different times of a water-soluble poly(alkylene oxide) and a beta -naphthalene sulphonate-formaldehyde condensate, a plasticizer or superplasticizer which is selected from lignosulphonates, melamine sulphonate formaldehyde condensates, carboxylates and selected styrene-maleic anhydride copolymers. The poly(alkylene oxid...

An ophthalmic lens for placement on the anterior surface of the eye is disclosed. The lens has impregnated in it or it has coated on its surface an ester of a polyhydric aliphatic alcohol and a fatty acid in which the alcohol residue has at least one hydroxyl group. The ester is present in an amount which is effective to prevent or decrease the release of bacterial toxins when the lens is exposed ...

The resin-bonded coating material is used for application to building walls and/or floors. This is preferably resin render, resin paint or resin plaster. To increase the vapour diffusion, capillary- or pore-forming additives in the form of fibres, hollow fibres, spheres, hollow spheres, platelets, crystals or granules, which essentially are not soluble until the material has solidified, are added ...

There is disclosed methods for inhibiting HIV replication in an HIV-infected patient by administering a composition containing a peptide-copper complex in combination with a pharmaceutically acceptable carrier or diluent. The peptide-copper complexes of this invention are believed to inhibit HIV replication by inhibition or inactivation of HIV protease. In one embodiment, the peptide-copper comple...

A single needle extracorporeal plasmapheresis circuit makes use of a membrane filter (1) that separates, under the effect of TMP -transmembrane pressure,- plasma from blood. The filter (1) has two connectors (1a,1b) on the blood side, one of which (1a) is connected to a line ending with a single needle. Blood pump (4) is positioned along this line. The other connector (16) is connected to a second...

La presente invenzione si riferisce a nuovi derivati di lisogangliosidi N-ed N'-sostituiti, in cui N indica il gruppo aminico della sfingosina ed N' quello dello acido neuroaminico, ed in cui l'acile naturale è sostituito da un gruppo solfato o solfonato. Ulteriore oggetto dell'invenzione sono i corrispondenti derivati Osolfatati.; Semisynthetic analogues of gangliosides selected from the group co...

La presente invenzione ha per oggetto dei nuovi derivati 0-solfatati di gangliosidi e lisogangliosidi e più precisamente N-ed N'-acil-lisogangliosidi, in cui N ed N', indicano rispettivamente il gruppo aminico della sfingosina e dell'acido neuroaminico.; Derivatives of gangliosides and of N-acyl-N-lyso-gangliosides, of N'-acyl-N'-lyso-gangliosides and N,N'-di- or poly-acyl-N,N'-di-lyso-ganglioside...

The invention relates to a process and apparatus for the treatment of a gas containing methane, water, at least one hydrocarbon other than methane, as well as at least one acid gas.

Filter cartridge, in particular with a block-like construction, comprising a plurality of fold walls created by folding in a zig-zag fashion for a medium to be filtered to pass through from one edge area of the zig-zag folding in the direction of the edge area of the folding on the opposite side made of a material which can be permeated by the medium to be filtered provided with offsets formed by ...

PCT No. PCT/EP93/00423 Sec. 371 Date Sep. 28, 1994 Sec. 102(e) Date Sep. 28, 1994 PCT Filed Feb. 23, 1993 PCT Pub. No. WO93/18041 PCT Pub. Date Sep. 16, 1993Avermectin and milbemycin derivatives of formula (I) (I) having a double bond at the 3-4 position and a cyano substituent at the 3-position have outstanding anthelmintic properties. They may be prepared by allowing an avermectin o...

Processes for preparing a water-continuous margarine-like spread containing non-denatured casein. The spread contains less than 5% fat, or even less than 3.25% fat. The spread includes a particular gel-forming system and/or the spread is prepared by utilizing electrodialysed dairy ingredients. The inventive processes employ a double homogenization step and the first homogenization step takes place...

This invention relates to a coating for protecting materials against reactions with the atmosphere at high temperature. The coating according to the invention consists of a mixture of zirconium diboride and colloidal silica, to which it may be advantageous to add various additives, such as silicon carbide. The coating according to the invention enables carbon and graphite to be effectively protect...