A mixture of two powdered alloys of the M, Cr, Al type, M being Co and/or Ni, is disclosed, in one form, for use in providing an abradable surface of an article and is characterized by the substantial absence of B. The first alloy has substantially no Si and has a higher melting range than that of the second alloy. The second alloy has substantially no Y and consists essentially of, by weight, 8-1...

A coextrusion head for producing a generally tubular elastomeric ply made up of first and second concentric tubular streams of elastomeric material having interposed, adjacent to their interface, a closely spaced array of parallel reinforcing elements wherein the coextrusion head includes a reinforcing element guide subassembly including a generally annular guide element as well as a mechanism for...

PCT No. PCT/FI89/00238 Sec. 371 Date Jun. 20, 1991 Sec. 102(e) Date Jun. 20, 1991 PCT Filed Dec. 27, 1989 PCT Pub. No. WO90/07401 PCT Pub. Date Jul. 12, 1990.A guide for a grinding device, the grinding device being provided with a grinding tool having a width and a relative travelling direction crosswise to relative advancing movement with respect to the grinding tool of a workpiece to be ground b...

The invention relates to the preparation of closed cell phenolic resin foams produced from compositions of phenolaldehyde resole resins, and the foam products thus prepared. More particularly the present invention relates to the preparation of phenolic resin foams by a method employing a novel modified phenolic foam catalyst. The invention also relates to these modified phenolic foam catalysts whi...

To seal a cable junction, an insert is placed between two branch cables (42a,42b;55,56;56,101a,101b) of the junction, which is then enclosed by a heat shrinkable envelope (45,58,103). The insert has at least one insert part having a block (32,43a,43b,50,70,80,100a,100b,100c) of heat fusible material attached by one or more flanges (31,41a,41b,51,82,102a,102b,102c) of heat conductive material to th...

The present invention relates to compositions for making sealing walls, dump linings and the like, especially barriers placed in the ground. The compositions contain expandable clay minerals, cement and fillers in aqueous suspension, as well as additives of alkali metal aluminates and alkoxy alkylsilanes. On the basis of these additives, the sealing action against water and pollutants is substanti...

A fluid filter is formed by manufacturing an air laid batt containing randomly disposed structural fibers and a thermoplastic binder fiber. The interstices between the fibers are fixed by applying a latex resin to the batt, thereby fixing the pore sizes of the filtering media before the filtering media is molded. The filtering media is then molded into shape by using a plunger to tuck the media in...

Laminated articles, particularly safety glass (12), comprising a lamina of ionomer resin film (14) laminated to a sheet of glass (12). The ionomer resin film is preferably an ionically crosslinked ethylene-methacrylic acid copolymer. The laminated articles may also comprise a sheet of polycarbonate (36) laminated to the ionomer resin film (34) opposite the glass (32). The laminated articles may fu...

An angle station for an endless conveyor belt has an upper and a lower horizontal roller bank disposed in parallel with each other across a framework across the angle station. The angle of entry to the angle station of the upper run is co-linear with the exit of the lower return run. A reversing roller is associated with the lower bank to reverse the direction of the incoming return run before it ...

A method of dry shotcreting in which a dry cementitious composition (1) is combined with a mixture of water and silica fume at a spray nozzle (5). A silica fume composition is added to the water to form a slurry (9) of silica fume and water, and a mixture of curing accelerator and water (12) is added to the slurry of silica fume and water. The resulting slurry (8) and the dry composition (2) are c...

An apparatus has a base (3) plate having a plurality of penetrating holes (12), a vertically movable plate (5) slidably mounted on guide posts (1), and a stripper plate (14) slidably mounted on the guide posts and hung from the movable plate. A plurality of stripper pins (13) are vertically slidably mounted in the stripper plate. Each stripper pin is arranged to be inserted in corresponding one of...

PURPOSE:To improve the mineralization efficiency and to miniaturize the apparatus by arranging an antiseptic-contg. cartridge and an activated carbon-contg. cartridge above and below, and forming a necessary space between both cartridges. CONSTITUTION:An upper cylinder 1a equipped with a water discharge cylinder 3 and a lower cylinder 1b equipped with a water feed cylinder 4 are mated with each op...

An implant for replacing a tooth or another part of bony tissue comprises a first non-resorbable layer (2) containing a bioglass, e.g., CaP-glass; a second layer (4) of a mixture of bioglass and hydroxyl apatite resorbable into bone or biomass, and a slowly resorbable intermediate layer (3) containing bioglass and being disposed between said first and second layers; the inclusion of said hydroxyl ...

PURPOSE:To carry out sealing completely even in the case where the sealing of a film tube whose contents include an oily substance is intended, by providing an ultrasonic wave horn and/or a heating means for heating an anvil. CONSTITUTION:A tube into which contents are injected is sent downward in the state of being held and pressed by holding/pressing rollers 23, and a flattened part 2'B which co...

A relatively thin absorbent article (10), such as a sanitary napkin, is provided along with an adhesive fastening means (12) for attaching the sanitary napkin to an undergarment. The sanitary napkin has a capacity great enough to handle medium to high menstrual flows. The sanitary napkin has longitudinal edges (24) that are inwardly arcuate with relation to each other in a central region and conve...

A treated fabric for use in fabricating expandable and retractable window coverings, partitions and the like, particularly honeycomb panels. The treated fabric is a textile material having a least one portion thereof treated with a fabric treatment composition and at leat one portion thereof left untreated. A method of making a treated fabric, treated expandable and retractable window coverings, p...

A sunshade composed of a transparent substrate, a first base and a second base which are provided on the both surfaces of the substrate, an infrared ray-reflecting layer which is provided on the first base and which reflects infrared rays, and a sun light-reflecting layer which is provided on the second base and which reflects a sun radiant energy with partly transmitting visible rays. The infrare...

Contacting device for gas and solid particles comprising a housing having an inlet space and an outlet space and at least one contacting element (7) arranged between the inlet space and the outlet space. The contacting element (7) comprises a first wall (11), a second wall (12) parallel to the first wall (11), and a permeable corrugated sheet (13) mounted on the side of the first wall (11) facing ...

An oil-water emulsion formation apparatus especially for diesel engines, comprising a swirl chamber (112) having the shape of rotation symmetry and disposed at an inlet portion of a fuel injection nozzle (102) of a cylinder of a Diesel engine; an oil inlet passage (117) being connected to an oil outlet of a fuel injection pump (104) of the Diesel engine opening into said swirl chamber in a tangent...