1,1,1,4,4,4-Hexafluorobutane is used as a blowing and insulating gas in the production of plastic foams, preferably isocyanate-based foams, in particular in the production of polyurethane foams.

PCT No. PCT/SE94/00132 Sec. 371 Date Oct. 30, 1995 Sec. 102(e) Date Oct. 30, 1995 PCT Filed Feb. 17, 1994 PCT Pub. No. WO94/19937 PCT Pub. Date Sep. 5, 1994A fly-fishing reel has a line spool (18) rotatable about a shaft (6), and a handle (26) for rotating the line spool (18) for winding a line thereon. An inner sleeve (9) is freely rotatable about the shaft (6) in the winding direction but non-ro...

PCT No. PCT/SE94/00132 Sec. 371 Date Oct. 30, 1995 Sec. 102(e) Date Oct. 30, 1995 PCT Filed Feb. 17, 1994 PCT Pub. No. WO94/19937 PCT Pub. Date Sep. 5, 1994A fly-fishing reel has a line spool (18) rotatable about a shaft (6), and a handle (26) for rotating the line spool (18) for winding a line thereon. An inner sleeve (9) is freely rotatable about the shaft (6) in the winding direction but non-ro...

PCT No. PCT/SE94/00132 Sec. 371 Date Oct. 30, 1995 Sec. 102(e) Date Oct. 30, 1995 PCT Filed Feb. 17, 1994 PCT Pub. No. WO94/19937 PCT Pub. Date Sep. 5, 1994A fly-fishing reel has a line spool (18) rotatable about a shaft (6), and a handle (26) for rotating the line spool (18) for winding a line thereon. An inner sleeve (9) is freely rotatable about the shaft (6) in the winding direction but non-ro...

A method of producing a porous material having open pores comprises stirring a mixture comprising (i) an epoxy compound having at least one epoxy ring in a molecule, (ii) a hardener capable of reacting with the epoxy compount to harden the epoxy compound, (iii) a filler and (iv) water to form an emulsion slurry having a low viscosity and containing the soluble salts uniformly dispersed therein, ca...

A method of screen printing a hard non-absorbent substrate, such as glass, using a screen with a patterned coating on its surface facing the substrate comprises providing local support between the screen surface and the substrate in one or more areas in which a patterned ink layer of increased thickness is required, thereby enhancing ink retention in the said areas. The method is especially useful...

The present invention relates to the formation of a macrocomposite body by spontaneously infiltrating a permeable mass of filler material or a preform (4) with molten matrix metal (2) and bonding the spontaneously infiltrated material to at least one second material such as a ceramic or ceramic containing body and/or a metal or metal containing body. Particularly, an infiltration enhancer and/or i...

The invention relates to a modelling clay composition which contains, as dry substance components, flour, most expediently wheat flour, salt, most expediently cooking salt (NaCl), oil, most expediently cooking oil, and, if required, dyes. The dry matter component contains the alkali metal salt of fruit acid in order to increase the mouldability of the modelling clay composition.

R-(+)-N-propargyl-1-aminoindane of formula (I) and its pharmaceutically acceptable acid addn. salts are new. (I) is prepd. by reacting R(-)-1-aminoindane with propargyl bromide or chloride in the presence of base (and opt. of solvent), then (I) is isolated by e.g. chromatography, distn. or selective extraction. The racemic starting material can be used instead and (I) then recovered by fractional ...

Apparatus for aerobic biological purification of waste water comprising a container (1) having an elongate body (2) which is subdivided into two chambers (4, 5) by a vertical wall (3). The chamber (4) is provided with a waste water feed (7) opening into a strainer basket (6), whereas the chamber (5) is equipped with a floating water outlet (13). In the apparatus, a discontinuous process is employe...

A high-frequency signal booster which has at least one channel unit including a down-converter for converting input signals into intermediate-frequency signals and an up-converter for converting time into output signals. The respective up- and down-converters are separately equipped with station-originating signal oscillators. Further, the station-originating signal oscillator provided for the up-...

PCT No. PCT/GB90/01338 Sec. 371 Date Apr. 27, 1992 Sec. 102(e) Date Apr. 27, 1992 PCT Filed Aug. 30, 1990 PCT Pub. No. WO91/03917 PCT Pub. Date Mar. 21, 1991.A container for use in a microwave oven formed from a microwave transparent material and having coated on at least part of at least one inner surface thereof a browning agent for transfer of a brown coloration to a surface of a food item.

PCT No. PCT/SE89/00003 Sec. 371 Date Jul. 6, 1990 Sec. 102(e) Date Jul. 6, 1990 PCT Filed Jan. 11, 1988 PCT Pub. No. WO89/07486 PCT Pub. Date Aug. 24, 1989.Apparatus for treating material mixtures such as fiber mixtures is disclosed, including conically shaped corresponding inner and outer members defining a gap between their treating surfaces and being relatively rotatable with respect to each ot...

Process which comprises reacting sucrose with a di(hydrocarbyl)tin oxide in an inert organic reaction vehicle with removal of water for a period of time and at a temperature sufficient to produce a 1,3-di-(6-O-sucrose)-1,1,3,3-tetra(hydrocarbyl)distannoxane.

PCT No. PCT/GB90/00717 Sec. 371 Date Dec. 11, 1991 Sec. 102(e) Date Dec. 11, 1991 PCT Filed May 9, 1990 PCT Pub. No. WO90/13612 PCT Pub. Date Nov. 15, 1990.A hydrodesulfurization process is provided for continuously effecting hydrodesulfurization of a liquid sulfur-containing hydrocarbon feedstock which comprises: (a) providing a hydrodesulfurization zone maintained under hydrodesulfurization cond...

The present invention relates to a prefabricated structure making it possible to produce fluid-tight and heat-insulating walls for a heat-insulated containment chamber (vessel) such as a fluid-tight tank for storing and/or transporting a cryogenic (very low temperature) fluid. This structure (1) which comprises an internal fluid-tight and flexible barrier (2), an insulation system (4), and an exte...

Mixtures containing a) an aromatic polyisocyanate, b) a polyester having a mean molecular weight of from 600 to 5000, obtainable by self-condensation of ricinoleic acid, optionally in the presence of an initiator C2-C20-polyol, and optionally c) additives are used as binders for the production of composite materials.

A finite impulse response sampled data filter is provided with parallel tapped delay lines (37-41; 32-36) to one of which scaled (31) input samples are applied and to the other of which non-scaled samples are applied. The scaled and non-scaled signal samples from the parallel tapped delay lines are both made available to weighting circuits (42-46) for utilization thereby in producing weighted samp...

According to the present invention, a standard, manual data input arrangement of a data processing device is characterized in that it includes means (13, 14, 15) for measuring one or more psychophysical and/or biological quantities and means for transferring information obtained as a response to said measurement performed by said means for measuring to said data processing device. In one advantage...

This invention provides a process for preventing dye from depositing onto fabric, and fabric finishing compositions useful in the dye deposition inhibiting process of this invention. Specifically, a process is provided where 1) an aqueous bath is formed comprising a) water, b) dyed fabric, and c) a dye deposition inhibiting agent, 2) the dyed fabric is treated in the aqueous bath and the fabric re...