Inspection of solder joints utilizing ilumination, reflected light intensity measurements to determine surface heights and comparison with predetermined inspection criteria to determine the integrity of the solder joint. A solder fillet (16b) is sequentially illuminated from first and second angles and optically scanned and reflected light intensity values at incremental values of inclination are ...

Microemulsions of the water-in-oil type (w/o) capable of effecting ionic electric transfer and material interphase transfer, wherein the oily phase consists of a perfluoropolyether having perfluoroalkyl end groups or functional end groups of the hydrophilic type, said microemulsions being obtained by using perfluorinated surfactants, in particular having a perfluoroalkylpolyether structure, and/or...

A process for the manufacture of certain cycloalkenylalkenes, e.g. vitamin A acetate, comprises dehydrating 1-(5-acetoxy-3-methyl-penta-1,3-dienyl)-2,6,6-trimethyl-cyclo hexanol or 4 aetoxy-1-(5-acetoxy-3-methyl-penta-1,3-dienyl)-2,6,6-trimethyl-cyclohe xanol or 1-(9-acetoxy-3,7-dimethyl-4-hydroxy-nona-2,5,7-trienyl)-2,6,6-trimethyl- cyclohexene in the presence of an alkali metal bromide or of man...

A process is provided to inhibit trimerization catalyst system activity which comprises the sequential steps of contacting a reactor effluent stream with alcohol; removing any desired olefin products; adding an aqueous base to the non-olefin portion; removing a precipitate; separating the aqueous and organic phases; and adding an acid to the aqueous phase.

In order to allow a thin portable token of the Smart Card type to be flexible, yet protect the electronic components (2) within it, the token is manufactured from a resin material and includes high tensile foil inserts (7a, 7b) above and below the component - producing a double skinned effect to stiffen and strengthen the token in the region of the component. The components are mounted on a substr...

The invention relates to improved contrast media containing non-ionic contrast agents, e.g. non-ionic iodinated X-ray contrast agents, the improvement being achieved by incorporation of sodium at 20-60 mM/l.

Described are water-dilutable fluorinated polyurethanes obtainable by reacting a diisocyanate with hydroxy-capped (per)fluoropolyether and subsequently with a polyol having a hydroxy functionality of at least 2 and carrying at least one ionizable group and finally with a hydroxy compound having a functionality of at least 1. Said polyurethanes may be used in the treatment of lithoidal materials.

Pore-forming additives in the form of fibres, platelets, spheres, crystals or fine granules, which dissolve during and/or after solidification of the binder and leave behind the desired pore structure, are added as mixing component to the acoustic plaster including a binder and a mixing component, to form sound-absorbing pores.

Sprayable fireproofing compositions for structural members such as steel columns are provided. The compositions comprise a cementitious binder such as Portland cement, and a hard aggregate containing water of hydration. Such hard aggregates contribute not only to the strength of the fireproofing composition, but also contribute thermally. The product is produced by dry blending a mixture of the ce...

A monitoring system for providing continuous monitoring of a patient, including periods of transport, includes a data acquisition and processing module (20) receiving physiological data from the patient. The module is insertable in a bedsie display unit (10) to display the physiological condition data being monitored and is also insertable in a portable display unit (24) that can accompany the pat...

A process for producing electronic package components from an aluminum alloy is disclosed. The components have a black color through integral color anodization. The desired color, thickness and surface finish are achieved by regulation of amperage during anodization. The amperage is rapidly raised to in excess of 70 amps per square foot and then allowed to gradually decrease as a function of oxide...

PCT No. PCT/EP90/02293 Sec. 371 Date Sep. 25, 1991 Sec. 102(e) Date Sep. 25, 1991 PCT Filed Dec. 21, 1990 PCT Pub. No. WO91/11631 PCT Pub. Date Aug. 8, 1991.A self-drilling connecting unit includes a shaft and a platelet-like cutting tool attachable to the shaft in a form- and/or force-fitted manner. The platelet-like cutting tool has a platelet-like protrusion lying in the plane of the cutting to...

A crystalline lactitol monohydrate having lattice cell constants a = 7.815 +/- 0.008 ANGSTROM , b = 12.682 +/- 0.008 ANGSTROM , and c = 15.927 +/- 0.008 ANGSTROM , and a melting range between 90 and 105 DEG C, and a water content between 4.85 and 5.15%, as well as a process of preparing said crystalline lactitol monohydrate by evaporating the aqueous solution of lactitol to a concentration betw...

The invention relates to a method of creating an FIR filter being adapted to the channel impulse response of a time-dispersive transmission channel comprising the steps of creating several FIR sub-filters in parallel, selecting the tap locations of each sub-filter, determining the sub-filter tap coefficients in such a manner that the output impulse responses of the sub-filters are partially ...

A window blind, pleated curtain or the like, suspended in a cord drive system mounted in a housing, adapted to be positioned between the glass panes in a double glass window, particularly an insulating glass window. The cord drive system is connected with a laterally arranged, longitudinal support shaft (16), mounted in the housing, which support shaft (16) is arranged rotatable as well as lateral...

A liquid composition is described which comprises (A) a major amount of at least one fluorine containing hydrocarbon containing one or two carbon atoms; and (B) a minor amount of at least one soluble organic lubricant comprising at least one carboxylic ester of a polyhydroxy compound containing at least 2 hydroxy groups and characterized by the general formula R[OC(O)R<1>]n.

A printhead for ink jet printing comprising a front plate having a chamber therein for ink under pressure, ports extending from the chamber to the back face of the front plate, recesses in the back face, passages extending through the front plate from the recesses to its front face, the ends of the passages at the front face constituting orifices for delivery of ink onto a target surface moving pa...

The reception apparatus according to the invention comprises a receiving antenna (1), a fixed-gain preamplifying element (2), an amplifying element (8) having a series of output lines (13) with fixed amplification levels connected to a common conversion element (20) by way of a sampling element (17), the conversion element (20) being associated with a storage element (21) and with a stored signals...

A telecommunications network (120) is provided with adaptive gain control (AGC) of the voice signals in network (120). Network (120) includes an input (12) for receiving a voice signal, an output (14) for receiving the voice signal, and a coupling between input (12) and output (14) including at least one switch (124) or (126). Network (120) also includes voice enhancer (10) including power average...

An optical fiber (24), destined to receive a hermetic coating (32), is moved through a hermetic coating apparatus (30) wherein the fiber, entering the hermetic coating apparatus at a predetermined temperature, is caused to be engaged by a reactive gas. The reactive gas, reacting with the heated fiber, is effective to cause a layer of a hermetic material to be deposited adjacent to the outer surfac...