Liquid filled receptacles are made from a thermoplastic flat tube. The flat tube is extruded from plasticized material. A strip of receptacles is formed in a molding assembly from the tube. The strip has groups of pluralities of small receptacles lying one beside the other, the receptacles preferably being ampoules. All of the receptacles of a group of receptacles are filled simultaneously by fill...

Highly thermoconductive ceramic substrate comprises a substrate with an electroconductive coating of W and/or Mo plus the nitride of a IVa transition metal. Coating may be patterned; it may also have a further metal coating. Pref. coating contains W and/or Mo and a IVa metal nitride in a total amt. of not below 50 mol %, and each componenet separately in an amt. not substrate is a non-oxide type...

The invention represents a method and a device for operating a gas discharge lamp, in particular a fluorescent lamp, which is fed by an externally controlled lamp generator (III) with a high-frequency alternating voltage. In normal operation, it is possible to dim the gas discharge lamp (22) by varying the operating frequency (fB) of the lamp generator (III). The process provides that during a pre...

In the manufacturing of multilevel printed circuit board, a first electrically conductive circuit layer is formed on one side of a base board. A plating resistant resist is coated on the same side of the base board in a pattern excluding certain parts of the first circuit layer which are to be connected to another circuit layer. Electrically conductive copper paste is coated on the same side of t...

PCT No. PCT/FI87/00043 Sec. 371 Date Sep. 27, 1988 Sec. 102(e) Date Sep. 27, 1988 PCT Filed Mar. 30, 1987 PCT Pub. No. WO87/06050 PCT Pub. Date Oct. 8, 1987.An alternate reverse or so-called SZ-twisting method and apparatus and cable product produced by alternate reverse twisting method and/or apparatus. Elements (2 ) which are to be alternately reversely twisted may be wires, leads, optical fiber...

PCT No. PCT/FI87/00072 Sec. 371 Date Dec. 29, 1987 Sec. 102(e) Date Dec. 29, 1987 PCT Filed May 27, 1987 PCT Pub. No. WO87/07190 PCT Pub. Date Dec. 3, 1987.The invention relates to a procedure in car body rectifying work. In the procedure the vehicle is driven onto the rectifying table (11) of the car body rectifying unit (10) and affixed to skirt attachments (12) provided on the rectifying table....

An aq. alkaline sodium permanganate soln. consists of water, alkali metal hydroxide, NaMnO4 and 0.12-3.0 moles MnO4- with K+, CS+ and/or Rb+ as a co-ion for MnO4-. A resinous substrate (e.g. epoxy/ fiberglass) is prepd. for metallization by contacting it with the soln. for desmearing resin from the inside walls of holes, cleaning holes of a multilayer circuit board or etching back the surface of...

Spent permanganate ions are regenerated by adding an oxidizer to an alkaline permanganate-contg. etchant compsn. to oxidize all of the non-permanganate manganese species in the compsn. to permanganate. The oxidizer is pref. inorganic bromate, hypochlorite, chlorite, chlorate, peroxydisulphate, monopersulphate or their mixts.

A method for detecting very small concentrations of gases in gas mixtures passed as a gas stream through a measuring cell having a chamber through which the gas stream flows through, a drift zone provided between an inlet and an outlet of the chamber, a gas stream ionizing radiation source located at the inlet of the drift zone, a collector electrode located at the outlet of the drift zone, a grid...

A supply device for supplying flattened boxes (1) to a packaging machine, equipped for the re-supply of the boxes (1), comprising apparatus for feeding a line (4) of boxes along a magazine (2) including a front carriage (13) and a rear carriage (14) feed chains (6, 8), flat vertical slides (19, 27) for connecting the carriages (13, 14) to the feed chains (8), a double action pneumatic jack (42) fo...

A packer for a down hole oil well includes an inner mandrel assembly having an upper outer sleeve assembly that includes the hold down mechanism and upper packer seals with a piston on the underside of the packing seals to be pressure responsive and to deform the seals in response to pressure within the well string. Furthermore, a lower outer sleeve assembly has packing elements that are deformed ...

The nuclear reactor is water-cooled and has a vessel with a closure head. The reactor core includes fuel assemblies with a number of slidable water displacing elements. Drives for the displacing elements are mounted on the closure head. The elements are received and guided though the upper part of the reactor by guides in the reactor vessel above the fuel assemblies. The arrangement is used to...

(A) Zinc alloys, for electrochemical cell housings, contain apart from zinc and impurities, 0.05-0.8% Pb and (i) 0.005-1% Al + 0.0005-0.1% rare earth metal(s), (ii) 0.005-1% Mn or (iii) 0.005-1.5% Al+ rare earth metal(s) + Mn. (B) Also claimed are (a) a cast part of one of the Zn alloys, for forming into an electrochemical cell housing; (b) rolled strip of one of the Zn alloys, for punching into b...

A primary winding of a current transformer uses an ac collection line coupled parallel between the mode of a first main transistor and a second main transistor serial to the first, and a DC source. A start current circuit feeds a current to the first transistor base overlayed on a current flowing through a first switch. In a circuit device, there is a switch for short circuiting the rectified cu...

PCT No. PCT/FR82/00175 Sec. 371 Date Jun. 27, 1983 Sec. 102(e) Date Jun. 27, 1983 PCT Filed Oct. 27, 1982 PCT Pub. No. WO83/01677 PCT Pub. Date May 11, 1983.The heating apparatus according to the invention concerns open circulatory-firing baking furnaces comprising an assembly of chambers which are heated by gases which circulate in hollow partitions (7, 19, 25) which divide the chambers into comp...

The equipment is provided with a number of moveable components (12) e.g. in the form of iron bars in order to improve the contact between the equipment and its load, These bars are arranged in a body (13), and they slide into corresp. holes (14) in the actual lifting body their dimensions being such that there is the least possible clearance between them and the walls of the holes. - An electrical...

A locking device for a wheeled vehicle provided with a steering rod frame and a steering rod running therein. The locking device comprises a locking member well encapsulated in the steering rod and steering rod frame, which locking member prevents the steering rod from rotating about its own axis and can lock the rotation for a vehicle wheel steered by the steering rod in a plane non-parallel with...

In the continuous casting of high strength magnesium cast iron, the molten iron is treated in a crucible with magnesium which is introduced continuously in a steel sheath at a rate giving a magnesium content of 0.03-0. in the continuously cast product. - 06% Pref. the Mg introduction speed (V, in m./sec.) is given by (I) P = mean casting withdrawal rate (kg/sec.) q = Mg wt. contained in 1m of shea...