This invention relates to a novel class of hydroxamic acid based collagenase inhibitor derivatives of the formula wherein R<1> is C1-C6 alkyl; R<2> is C1-C6 alkyl, benzyl, hydroxybenzyl, benzyloxybenzyl, (C1-C6 alkoxy)benzyl, or benzyloxy(C1-C6 alkyl); a is a chiral center with optional R or S stereochemistry; A is a -(@HR<3>-@HR<4>)- group or a -(CR<3> = CR<4>)- group wherein b and c ...

A fire alarm system which makes fire determination based on a novel idea which considers various changes of the physical phenomena in the surroundings caused in relation with the occurrence of a fire in terms of changes of vectors. These changes in the physical phenomena are detected by the detecting section in the form of analog data and processed by a data sampling section as sampled data and st...

The present invention relates to batteries and battery systems. In particular, a battery is described which comprises a container which houses a plurality of cells. Each of the cells share a common negative terminal (4). Two or more positive terminal cells are provided. The specification also describes the use of such batteries to power cranking and auxiliary circuits according to a cell discharge...

In a metallic mold, all or a part of the annular portion for molding at least the tread of the tire is formed by a plurality of small separate pieces (10, 11, 12) that can be combined to form said annular portion. Between these small pieces, during the molding of the tire, clearances are maintained so as to permit the passage of air but not the passage of rubber. The above clearances are connected...

The present invention relates to the intraocular implant (13) for the anterior chamber of the eye. The implant comprises an optic part comprising essentially a divergent lens with thick edges (16), and a haptic part comprising two elastic loops (15) for support inside the eye, extending on either side of the optic part, in the same diametral direction (50), from two points of the optic part respec...

A method of bending back a tire component, comprising a step in which the diameters of a pair of cylindrical bodies (49), whose diameters can be increased and decreased, are decreased to a minimum value to hold beads by the bodies, respectively, and the beads are set in prescribed positions on the component wound on a forming drum (1); a step in which the diameters of the bodies (49) are increased...

Air filter, in particular absolute filter for supplying an even flow directed at work stations to keep the air clean there comprising a filter material (1). This material is provided a pattern of glue lines (3) so that on a subsequent folding to zick-zack shape a wedge like cross section is obtained by double glue lines (31, 32) at the wide end (4) of the wedges and single glue line in the vicinit...

Disclosed herein is a moldable biaxially stretched polyester film having a tensile strength at 100% elongation (F100), measured in an atmosphere of 150 DEG C, of 0.5 to 7 kg/mm<2>. The biaxially stretched polyester film according to the present invention is excellent in moldability.

The invention relates to a novel herbicide composition, which comprises the (S) enantiomer or racemate of a compound of the general formula (I), (I) wherein R stands for a methyl or ethyl group, as active ingredient in an amount of 0.01 to 95% by weight together with one or more solid and/or liquid carrier(s), preferably grist(s) of native or synthetic material(s) and/or with inert solv...

Photographs for detecting defects in the upper end face of the lip (43) of the mouth are taken by a camera (18) arranged on the axis of a bottle to be examined. An annular, coaxial light-conducting member (30), which is surrounded by a light source (28), is disposed between the lip (43) and the camera (18). It has a central viewing opening (40) with the shape of a double truncated cone (40a,40b). ...

PURPOSE:To obtain a catalyst having a large amount of a hydrodesulfurizing active metal supported thereon in a highly dispersed state and having high initial activity and long life by precipitating an alkoxide of every kind as a starting substance and supporting an active component on said substance. CONSTITUTION:An aluminum alkoxide or a substance containing the same is dissolved in an org. solve...

PURPOSE:To obtain sufficiently black silica grains without elution of alkali metals by specifying the average grain diameter within a specific range and incorporating a specified amount or more of carbon substantially without containing the alkali metals therein. CONSTITUTION:Black silica grains, having an average grain diameter of 0.1-50mum and containing >=0.1wt.% carbon substantially without co...

The invention relates to a process for the production of substantially non-alcoholic beer by a continuous yeast treatment at a low temperature. In the process, wort which has been clarified and possibly treated by evaporating and/or with an absorbing agent is passed through a packed column reactor containing immobilized yeast at a temperature ranging between the freezing point of wort and +10 DEG ...

ON-MACHINE SHEET MATERIAL PROPERTY ANALYSIS A method and apparatus for determining on-machine, components of variances over an entire frequency range, of a property of a substantially continuous moving sheet material. At least two property-sensing detectors measure and each provide a signal Y(t) proportional to a sheet material property at a different location in the cross machine direction of a m...

A process for making flexible polyurethane foam, employing a silicone surfactant composition containing 5-20 wt % of a defined low molecular weight silicone surfactant and 95-80 wt % of a defined high molecular weight silicone surfactant. Use of the claimed mixture of surfactants provides product foams having improved breathability relative to foams produced using high molecular weight silicone su...

The invention provides novel polyesters, fibers and films, nonwovens from the fibers and disposable products of the polyesters such as diapers from the nonwovens. The products are degradable under the conditions typically existing in waste composting processes, have low ingredient costs and yet provide strength and toughness properties adequate for end uses such as in disposable diapers. The polye...

A differential for motor vehicles uses a pinion gear attached to a drive shaft to drive a single ring gear attached to a first axle half shaft positioned at right angles to the drive shaft. The axle half shaft is simultaneously fastened to, and coaxially aligned with, the ring gear by means of a disc-shaped centering hub having external splines which simultaneously mesh with adjacent, internally s...

The invention relates to a method of analysing fluid influxes into an oil well from an underground formation. During a drilling mud transient flow state, the successive values of the rate Qi or pressure pr of injection of the drilling mud into the well and the successive values of the rate Qr or pressure pr of return of the drilling mud to the surface are measured. The changing value of the rate o...

The invention includes an electrosurgical scalpel and a suction/coagulating tool provided in a single surgical instrument. The scalpel assumes an extended position when the instrument is used in a cutting mode and a retracted position when the tool is used in a coagulating mode. A push button control directs either continuous electrical current to the scalpel or pulsed electrical current to the su...

A process for the removal of inhibitory ammonia formed during the culturing of mammalian cells is disclosed in which aqueous culture medium is brought into contact with a fluid membrane supported by a microporous hydrophobic polymeric matrix such that ammonia is transferred through the membrane from the culture medium to a separate ammonia absorbing medium.