The invention disclosed concerns a procedure for purifying waste wter containing chlorinated phenolic compounds, such as the bleaching effluent of a sulphate cellulose pulp mill. The purification is carried out biologically in a floating bed reactor which has been inoculated with a bacterial population decomposing chlorinated phenolic compounds and wherein the bacteria use the floating particles f...

PURPOSE:To prevent the overrun of a device by limiting the input/output start requests supplied from the software in response to the result of decision obtained by a deciding means and according to the total bus using frequency which is replaced for each transfer of data and stored in a total memory means and the data transfer capacity of the bus stored previously in a capacity memory means. CONST...

In apparatus for applying a sliver at a bias to an endless backing web in the making of a paper machine felt, a needle machine is preceded by a sliver feeder, which is operable by a traversing drive to perform a traversing movement across the working width of the needle machine. Irregularities can be avoided because an automatically controlled position-correcting mechanism is provided, which serve...

1-Sulfo-2-oxoazetidine derivatives of the general formula (I) wherein R1 is amino group which may optionally be acyiated or protected, X is hydrogen or methoxy, and R4 is azido, a halogen, amino group which may optionally be acylated or a group of the formula -OR5, or -S-S-R5 in which R5 is an organic residue and n is 0, 1 or 2, or a pharmaceutically acceptable salt thereof, or a...

A heart valve prosthesis with a valve housing in the form of a ring and a curved valve which is mounted within the housing and which is hinged to the valve ring by means of a flat flexible small lug which, if appropriate, is drawn in one region through a slot in the valve ring, is characterized in that the valve and the ring each consist of two rigidly joined halves fitting respectively onto or in...

The invention relates to a device for welding a plastic pipe into a plastic fitting. So that, during plastication of the plastic parts to be joined to one another by means of heating elements, the same joint depth is always set on both plastic parts, the invention provides for one clamping apparatus to be fixed immovably to the frame and for the other clamping apparatus to be fixed to the frame so...

An object is produced from a tubular blank (10,15,17) of thermoplastic material of polyester or polyamide, preferably of polyethylene terephthalate by reducing the thickness of amorphous material in one or several areas of the blank by means of one or several consecutive re-shaping operations. A mechanical shaping device (23,29,71,81) moves a transitional zone (13,14,113) situated between thicker ...

A peptide capable of forming an amphipathic helix containing a sequence comprising A1-B1-B2-C1-D-B3-B4-A2-C2-B5-B6-A3 C3-B7-C4-A4-B8-B9 wherein A1, A2, A3 and A4 are independently aspartic acid or glutamic acid, or homologues or analogues thereof; B1, B2, B3, B4, B5, B6, B7, B7 and B9, are independently tryptophan, phenylalanine, leucine, alanine, tyrosine, isoleucine, valine or alpha -naphth...

NEW MATERIAL:A compound shown by the formula I [one of X and Y is COOR (R is 1-6C alkyl) and the other is group shown by the formula II]. EXAMPLE:2-{N-[ (4,6-Dimethoxypyrimidin-2-yl)aminocarbonyl ]amino-sulfonyl methyl}-3-thiophenecarboxylic acid methyl ester. USE:A herbicide. Controlling selectively harmful weeds growing especially in paddy fields with a small amount of herbicide without providin...

PURPOSE:To provide a calcitonin agent for transnasal administration, having improved absorption efficiency of the calcitonin through the mucosa of nasal cavity by the use of aldose and/or glucosamine as an adsorbefacient without causing the side effects such as the tissue damage, etc., and useful for the remedy of osteoporosis, etc. CONSTITUTION:The objective drug composition for transnasal admini...

PURPOSE:To obtain a microcapsule useful as a nutrient assistant food, by the composite coacervation process, using an inner phase component containing eicosapentaenoic acid and docosahexaenoic acid and a membrane material containing gelatin and a polyanion. CONSTITUTION:The titled microcapsule can be produced by the composite coacervation process using (A) an inner phase component containing eicos...

The present inventive compositions concern a stable delivery system capable of effecting a controlled release of core material comprising: (A) at least one natural or artificial core material selected from the group consisting of amino acid based sweeteners, dipeptide sweeteners, glycyrrhizin, saccharin and its salts, acesulfame salts, cyclamates, steviosides, talin, dihyrochalcone compounds, drug...

PURPOSE:To provide the titled liquid agent having a specific viscosity, containing a physiologically active polypeptide and hydroxypropylcellulose in an aqueous base, and capable of effectively transferring the polypeptide through the nasal mucosa to the body. CONSTITUTION:The titled liquid agent having a viscosity of 2-4,000cp (prefer ably 5-1,000cp) at 25 deg.C and a pH of 3.5-7.5 (preferably 5....

PURPOSE:To mount a packing without damaging it by a method wherein lubricating sheets are put between the packing and a circular long body, and the packing is fitted on an outer circumference of the circular long body, drawing the sheets. CONSTITUTION:When a sleeve-shaped packing 1 is installed from the end section side of a cable 2, a plurality of lubricating sheets 3 covering the whole circumfer...

Preparation of aluminium arsenate crystals. The process for growing aluminium arsenate crystals with piezoelectric properties, with reverse solubility in arsenic acid, consists in progressively heating a solution of arsenic acid containing aluminium arsenate and crystallisation nuclei or laminae, to the recrystallisation temperature, using berlinite nuclei or laminae as crystallisation nuclei or l...

Continuous welding of two polyethylene films using thermal radiation. According to the invention, a double-layer web 11 of the material to be welded is formed and driven continuously in progressive movement, especially by means of wheels 15, 16, an electrical resistance wire 12 moreover being arranged in the immediate vicinity of the double-layer web, but not contacting it, the orientation of th...

PCT No. PCT/NO87/00043 Sec. 371 Date Feb. 8, 1988 Sec. 102(e) Date Feb. 8, 1988 PCT Filed Jun. 1, 1987 PCT Pub. No. WO87/07585 PCT Pub. Date Dec. 17, 1987.A bottle or container includes two semispherical parts which are fixed to each other and are equipped with valves at each end. The bottle can have an inner metal lining and a semispherical membrane which presses against the one part of the linin...

PCT No. PCT/GB85/00569 Sec. 371 Date Sep. 29, 1986 Sec. 102(e) Date Sep. 29, 1986 PCT Filed Dec. 11, 1985 PCT Pub. No. WO86/03474 PCT Pub. Date Jun. 19, 1986.A method of making a succession of food or beverage containers each comprising a vessel having a mouth surrounded by a rim presenting an upper surface of plastics material. The method comprises filling each vessel in turn and feeding over the...