RIM PROCESS UTILIZING ISOCYANATES BASED UPON 2,4'- AND 4,4'-DIPHENYLMETHANE DIISOCYANATE A RIM process utilizing a reaction product of an MDI containing from 6 to 50% by weight of the 2,4'-isomer and a polypropylene glycol as the isocyanate reactant results in a molded product having excellent low temperature impact properties.

Inert polymeric materials, for example polyamides, are bonded by applying to one or both surfaces a composition comprising a compound having a phenolic group and having substituents which reduce the toxicity of the compound, the composition being a solvent for the inert polymer, and mating the surfaces. Preferred compounds are carvacrol, and/or thymol. A eutectic mixture of carvacrol and thymol ma...

Dyestuff salts of formula (I) are new, where n=1,2,3 or 4; and (i) F=radical of an amionic dyestuff; and A=Radical contg. at least one ammonium, cycloammonium or immonium gp. and at least one aliphatic or cycloaliphatic gp. or an aromatic gp. substd. by at least one -CO- gp., or one heteraromatic gp. from the triazine, pyrimidine, quinazdine, quinoxaline, phthalazine or phthalimidine series, and w...

A runner for a shipping pallet is described which includes a sheet of paperboard folded to present spaced apart top and bottom walls, a pair of side walls and a central web running parallel to and between those side walls. The central web extends from the top wall to the bottom wall. The top wall and central web have cutout slots to receive braces made of paperboard. Each brace is formed from a mu...

Composés de formule (I): (I) dans laquelle A, X, Y, Z, R, R1, R2, R3 et R4 sont tels que définis dans la description. Ces composés et leurs sels physiologiquement tolérables peuvent être utilisés en thérapeutique comme anti-agrégants plaquettaires.; Compounds of formula (I): in which A, X, Y, Z, R, R1, R2, R3 and R4 are as defined in the description. These compounds and their physiol...

A wide aspect television receive corrects variations in the luminance between the center and peripheral portion of the screen that occur due to changing vertical deflection widths by suppressing a video signal amplitude at the top and/or bottom of the screen to be smaller than that at the center of the screen. The wide aspect deflection may also correct over-correction of the lateral pincushion di...

FRAME BUFFERING OF NETWORK PACKETS An improved buffering mechanism for network packets is provided. In a preferred embodiment of the present invention, a circular buffer is used when sending and receiving network packets. The circular buffer is accessible by V86 mode network drivers and protected mode applications. Said circular buffer stores packets in a first-in-first-out manner, facilitates asy...

A tightening device for an open sealing ring for the coupling flanges of the two members making up the bowl of the washing machine is described.

A lubrication system for the helical gear thrust washer, helical gear journal and inter-axle differential in tandem drive axles. The leading drive axle input shaft is journalled in a bearing supplied on one side with a gravity flow of lubricant from a passage receiving lubricant slinging from the power divider periphery, which receives lubricant slinging from the axle ring gear. The opposite side ...

INDIRECT-FIRED GAS TURBINE BOTTOMED WITH FUEL CELL An indirect-heated gas turbine cycle is bottomed with a fuel cell cycle with the heated air discharged from the gas turbine being directly utilized at the cathode of the fuel cell for the electricity-producing electrochemical reaction occurring within the fuel cell. The hot cathode recycle gases provide a substantial portion of the heat required f...

In a process for sorting of clay material in a sorting plant, the clay material is fed into at least one feeder station in the sorting plant and thereafter out onto a sieve conveyor belt and further to a sifting or sorting device, wherein the clay material is sorted in different material fractions. A sorting plant hereby includes at least one feed station (1), a sieve conveyor belt (2), and a siev...

First, a decision is made as to the type of mine to be searched for. Sound pulses are used whose wavelength is the same as that of the selected mine. A calculation is made as to at which frequencies within a broad interval a max. and a min. echo can be obtained from the mine. - An accord of tones of frequencies is transmitted towards the area of ground to be investigated which is calculated to giv...

The windscreen wiper assembly comprises an elongated arm having two opposite ends, two elongated links, two elongated blade holders, and an elongated blade. The arm has an adjusting hole at each end. The arm has a pair of axially aligned projections extending into each hole bore. The arm has a downward facing round connecting opening. Each link has a mortise at a first end receiving one of the bla...

Cooked chemical paper pulp is bleached by treating in (i) a delignifying P stage using a peroxide charge of 2-8 kilos/BDMT (ii) a delignifying acid stage and (iii) a bleaching P stage using at least 3 kilos/BDMT of peroxide and above the amts. used in stage (i). Bleaching apparatus for the process comprising bleaching towers (7,17 and 19) and a washing sequence contg. a displacement wash section a...

This invention relates to a process for the acetylation of lignocellulosic materials (LM) by (a) bringing the LM into intimate contact with an acetylating agent comprising acetic anhydride at a temperature from 70-140 DEG C and (b) bringing the acetylated LM from step (a) into contact with a superheated chemical agent comprising acetic acid and/or anhydride at a temperature above 140 DEG C so as t...

ACETYLATION OF LIGNOCELLULOSIC MATERIALS This invention relates to a process for the acetylation of lignocellulosic materials (LM) by (a) bringing the LM into intimate contact with an acetylating agent comprising acetic anhydride at a temperature from 70-140.degree.C and (b) bringing the acetylated LM from step (a) into contact with a superheated chemical agent comprising acetic acid and/or anhydr...

A control system for sensing unintended range section (14) not-engaged conditions in an automated mechanical range-type compound transmission (10), and for causing engagement of the selected range section ratio (86, 88), is provided.

A spout for channeling smelt from a boiler through an opening in the walls of the boiler comprises a jacket having an inner wall and an outer wall. The outer wall is spaced a distance away from the inner wall and the jacket has one end insertable into the opening of the wall. The jacket defines a trough for carrying smelt from the boiler. An inlet communicates with the jacket for delivering a wate...