A mattress covering in the form of a fitted mattress pad or fitted sheet having a top portion, an inelastic side skirt, and an elastic underskirt with the top portion dimensioned to fit a standard size mattress and the side skirt and underskirt being dimensioned to fit a range of mattress heights. The side skirt can be made of the same quilted or sheet material as he top portion for attractive app...

A storage and thermally stable polymer suspension in fresh water remains pourable after mixing at 6 months comprises at least 30% ammonium or sodium thiosulfate and 20% hydroxyethylcellulose. In an oil drilling fluid, yield value decreases less than 35% when heated for 16 hours at 250 DEG F.

Foam suppressant emulsion based on organofunctionally modified polysiloxanes is obtd. by mixing (a) 0-90 pts.wt. organopolysiloxane of formula (I), (b) 0-90 pts.wt. organopolysiloxane of formula (II), (c) 0-90 pts.wt. organopolysiloxane of formula (III) and (d) 0-15 pts.wt. finely divided silica, stirring this mixt. (which must contain 10-90 pts.wt. a+b+c) into a mixt. of (e) 5-85 pts.wt. organopo...

A hardener composition for alkaline phenolic resole resin binders which comprises a solution of a benzylic ether resole resin in an ester. Binder compositions comprising this hardener with alkaline phenolic resole resins are further provided as are foundry molding compositions and methods for making foundry cores and molds using the molding compositions.

A lubricating oil composition is herein disclosed which comprises as the main compounds, (A) a base oil comprising a mineral oil or a synthetic oil; (B) a hindered phenol compound represented by the general formula (I) or (II) . . (I) . . (II) wherein m is an integer of 1 to 5; (C) an alkylated diphenylamine compound; and (D) a borated succinic acid imide compound. This lubricating oil...

Process, and appts., for the fine dispersion of liq. or powders in gaseous medium, pref. in air; such that (a) liq. or powder is put into ejection tube (2); and (b) pressurised gaseous propellant (4) is admitted at explosion-like speed behind the charge (1); such that (c) propellant (4) of at least 10 bar pressure is pressed behind the charge (1) in max. of 20 msec. A propellant container (3) is f...

A method for coating a substrate with an ambient-temperature-drying aqueous elastomeric coating composition is provided. The composition comprises at least two mutually incompatible water-insoluble polymers, with at least one of the polymers comprising N-methylol functionality. The coating composition may be used for high gloss elastomeric wall coatings or for sports surface coatings.

In a process in which pulverulent fine cement, plasticiser, swelling agent, quartz powder and water are mixed to give a cement suspension, it is desirable that, in crevices, and in particular also in crevices of very much smaller width, the cement suspension gives crevice-grouting of more compact consistency, improved cohesive force and frictional bonding. This is achieved by first adding water-re...

Dispositif de chauffage pour radiateur à eau ou autre liquide caloporteur, caractérisé en ce qu'il comporte au moins un inducteur (14) destiné à être appliqué contre une paroi du radiateur avec interposition d'une couche de matériau isolant, alimenté par un générateur de puissance (26) et adapté pour élever la température du radiateur, au moins un premier capteur (18,30) de mesure de la températur...

The invention concerns a method for smelting of waste plaster and ferrous material in a flame smelting furnace in which the recovered product is a sparingly soluble slag suitable for further use or for storage, and a gas containing sulphur dioxide whose content is optimal for recovering the sulphur as elementary sulphur, as sulphur dioxide in liquid form or as sulphuric acid.

A boat deck surface covering comprising at least two layers which are applied one over the other. The layers contain a slow hardening elastic resin, such as epoxy resin, a hardener or curing agent for the resin, and a solid particulate, finely divided filler material of low density. The underlayer contains a coloring agent or pigment for the simulation of white or black gap material, which is expo...

The fill according to the invention comprises a mixture of 1-30% by weight cement with 99-70% by weight of various waste material, fly-ash, de-sulphurization product or granulated blast-furnace slag. The mixture can be used dry or mixed with water, and may also be mixed with air to form small bubbles, thereby rendering the mixture frost resistant. The fill can be used to fill different cavities an...

"ZERO BIAS CURRENT LOW-SIDE DRIVER CONTROL CIRCUIT" Static current consumption in a low-side output driver stage is eliminated by employing a switch in series with a current generator that is employed for controlling the discharge process of the driving node (gate) of the output power transistor and by controlling the switch with the voltage that is present on the driving node of the output power ...

A device in flushing liquid systems for use in medical and surgical operations comprises at least one first container (1) for unused flushing liquid, first means (2) for supply of the flushing liquid from the first container to the place of the operation, at least one second container (3) for used flushing liquid and second means (4) for the returning of flushing liquid from the place of the opera...

PCT No. PCT/SE93/00492 Sec. 371 Date Dec. 2, 1994 Sec. 102(e) Date Dec. 2, 1994 PCT Filed Jun. 2, 1993 PCT Pub. No. WO93/24080 PCT Pub. Date Dec. 9, 1993A foot prosthesis has a support part and a foot element which cooperates with the support part. The foot element includes a forefoot part which is displaceable axially along the support part. The foot element further includes a heel part which is ...

The invention relates to a method of and a system for checking the operation of a microprocessor. According to the invention, functions performing desired tests are included in the software of the microprocessor (1), microprocessor status data produced by the tests are written successively to a data bus (3) of the microprocessor, the successive status data are read from the data bus (3), each to a...

An automatic injector is provided having at least two chambers (27 and 28) containing different ingredients of a medicament separated by an impermeable membrane (29). A lance (34) is movable independently of a plunger (33) to cut or pierce the membrane (29) before a spring-loaded drive member (37) for the plunger (33) is released to drive a needle (30) out of the body (1) of the injector and disch...

A process for determining whether a heat recoverable article has achieved sufficient temperature comprising applying to the surface of the article to be heated a composition comprising a chlorinated polymer and a zinc salt and the resultant article.

A data processing system includes a central processing unit (CPU), a main memory unit, and input/output (I/O) sockets, each adapted to receive a selected one of a plurality of different and/or similar option cards. Each card contains (or is connected to) and controls a respective peripheral device, and each card is pre-wired with an ID value corresponding to its card type. Programmable option regi...

The circuit arrangements for modifying the dynamic range of signals, particularly compressors and expanders for use in noise reduction compander systems, having a plurality of characteristics so superposed that, as dominant signal components appear, hidden characteristics are revealed and become active (LF & HF FIXED BAND, LF & HF SLIDING BAND). The emergence of characteristics can also be describ...