An oil-atomized low-alloy steel powder having improved compressibility, compactibility and hardenability is disclosed. The steel powder has the chemical composition: C: no greater than 0.02%, Mn: 0.3-2.0%, oxygen: no greater than 0.10%, one or more of Cr: 0.1-2.0%, Mo: 0.05-1.0%, Ni: 0.1-2.0%, Cu: 0.2-2.0%, V: 0.03-0.5% and Nb: 0.05-0.5%, and the balance substantially iron.

A biaxially stretched film and a method for the manufacture thereof, containing at least 90 mol % of ethylene-tetrafluoroethylene copolymer, having a value of crystallization property, DELTA T, expressed by the equation DELTA T=Tm-Tc wherein Tm (melting point) stands for the peak melting temperature ( DEG C.) found when a sample is heated at a temperature increase rate of 20 DEG C./minute using...

In the case of a method and of a device for measuring the bore of a drilled hole and for identifying geological formations with the aid of a probe, it is provided according to the invention that the probe emit electromagnetic waves which are reflected on the wall of the drilled hole, or are absorbed thereby, and that the reflected waves be received, detected and processed to form legible informati...

In pre-foamed particles of a propylene-base resin obtained by foaming raw particles of the propylene-base resin, the relation, G1-G2>/=10%, exists between the content G1 (%) of matter, which is contained in the pre-foamed particles and is insoluble in boiling n-heptane, and the content G2 (%) of matter contained in the raw particles and insoluble in boiling n-heptane. The pre-foamed particles have...

The invention relates to a clamping device (2) for clamping tools (22) in a tool-grinding machine. The clamping device (2) comprises a collet chuck arrangement which enables adjustment perpendicularly to the tool-cutting plane (26) (height setting). After turning over the tool (22) about an axis lying in the tool longitudinal direction, the tool-cutting plane (26) can thus always be set to a favou...

Before the polystyrene foam beads are expanded, an antistatic in a sufficient concentration is applied to and fixed on the surface of the beads containing blowing agent.

An improvement for the structure of a quench ring and dip tube combination. It is applicable to an assembly of those elements on a gasification generator at the outlet thereof. It has a hollow perforated standpipe (48) that will bleed off any accumulation of gas above the cooling water in the quench ring.

A cold-drawn unbalanced biaxially oriented linear low density polyethylene film having a transverse direction draw ratio selected from greater than 1 to less than 3 and a machine direction draw ratio of less than 6 but greater than the transverse direction draw ratio. The film has enhanced tensile and puncture resistance while maintaining acceptable tear properties and is used for shipping sacks.

A burner for the partial combustion of a solid carbonaceous fuel wherein coal, e.g., finely divided coal, is supplied to a reactor space via a central channel disposed along the longitudinal axis of the burner, and oxygen-containing gas is supplied via at least an annular channel surrounding said central channel, and heat from the combustion is removed from the hollow front face of the burner by c...

There is disclosed a novel two-cycle engine oil composition comprising a terpene type compound incorporated in a substance selected from the group consisting of a mineral oil, a synthetic oil, a polyolefin and a mixture thereof, the content of the terpene type compound being in the range of 2 to 70% by weight based on the total amount of the composition. The two-cycle engine oil can reduce th...

A process for surface coating of materials with plane surfaces in which on the material with plane surface paint- and lacquer material(s) is(are) applied as wet paint in one or several layers, each layer being dried (cured) separately before the application of the next layer and where the total paint layer thickness is 40-300 microns, and then a plastic sheet is applied by lamination directly on t...

Compositions of copolymers are disclosed containing 10 to 35% by weight of units derived from at least one vinylaromatic monomer, 5 to 15% by weight of units derived from at least one linear or branched alkyl methacrylate with 1 to 4 carbon atoms, 20 to 50% by weight of units derived from at least one linear alkyl methacrylate with 8 to 14 carbon atoms and 15 to 50% by weight of units derived from...

A porcelain paste composition and a method of building a dental appliance are provided. The paste of the invention comprises a mixture of ceramic powders and a curable adhesive resin. In the method, opaqued metal copings are coated with the paste of the invention to provide a coating thereon, and the coating is then cured. The cured coating is prepared by machining or other methods known in the ar...

For reinforcing a junction between a tendon or ligament and another (portion of) tendon or ligament or a graft or bioprosthesis, the junction or anastomosis is closely surrounded by an augmentation device. This comprises a tube woven from a biocompatible thread such that as the tube is shortened its internal diameter increases, and as it is lengthened, the diameter decreases. The tube may be loose...

PURPOSE:To maintain a furnace temperature to a target temperature without putting into disorder a fluidized state in the furnace even in case when a quality of dust is varied remarkably, by controlling the quantity of feed air, the quantity of thrown-in dust, and a feed air temperature, by means of combination of a prescribed quantity of correction. CONSTITUTION:A temperature of the inside of a fl...

PURPOSE:To carry out the introduction, conveyance, holding, and setting of an indicator safely, surely, rapidly and easily by installing a slidable and flexible indicator push-out means inside an inner cylinder and providing a fixing adjusting means for setting the position thereof and for holding the indicator. CONSTITUTION:A sticking needle device 10 has an inner cylinder 12 which is slidable in...

In a pallet, consisting of a plate (1), provided with openings (2), and support feet (5), inserted in the opening, it is proposed to produce the plate (1) from a plastic material which is gained from plastic waste products in order to make production less expensive and to take into account the requirements of environmental protection.

Compounds of Formula (I): wherein: Ar is phenyl, naphthyl, thienyl, fluorenyl, phenanthrenyl, dibenzo furanyl or a polynuclear group (A); in which a is 0, 1 or 2; B is (D)b(CH2)c(E)ewhere each of D and E is oxygen or sulphur, b and e are independently 0 or 1 but not both 1, and c is 0, 1, 2 or 3, the sum of a,b,c and e being at least 3, and the ring containing B is wholly or partial...

The solar insulating window film (10) comprises a sheet (13) of substantially transparent flexible polymer thin film plastic material having first (16) and second (14) surfaces. First (18), second (19) and third (21) layers are adherent to the first surface (16) of the film (13). The second layer (19) is formed of copper. The first layer (18) is formed of a material which possesses substantially t...

An automobile headlight including a reflector, a plastic lens secured to the reflector, and a light source (e.g., tungsten halogen capsule) located within and surrounded by the reflector. Means for preventing light transmission through a preselected portion of the lens is provided, said means also substantially preventing heat buildup on the lens. In one embodiment, this means comprises a layer of...