A process is disclosed for the catalyzed isomerization of a Z-isomer of a vitamin A compound or of a mixture of several of such isomers into a mixture of the corresponding all-E- and 13-Z-isomers of this vitamin A compound. The process utilizes nitrogen monoxide or a gas mixture containing nitrogen monoxide as the isomerization catalyst. Vitamin A acetate or vitamin A acid is preferably used as th...

The present invention relates to libraries of compounds based upon a N-benzyl-N-alkyl-4-alkoxybenzamide, N-benzyl-N-alkyl-4-alkoxyphenylacetamide and N-benzyl-N-alkyl-3-(4-alkoxyphenyl)propionamide template to processes for the preparation of such libraries and their use as a screening tool in biological assays for identifying new chemical leads.

A surface acoustic wave device includes an electrode formed by a first film and a second film on a substrate, the first film including an Al film or a film formed by adding at least one other element to Al, and the second film including a metal whose coefficient of diffusion into Al is greater than a self diffusion coefficient of Al. The present invention contributes to improvement of the high-pow...

A tag for concealing in an object for providing antitheft protection and identification, and a system for incorporating the tag, include in one embodiment a magnetic antitheft element, and an identification code including a pattern of first and second segments of wires of high thermal conductivity situated at right angles to the antitheft element and in intimate thermal contact with the antitheft ...

The present invention is directed to a security element for electronic article surveillance in an electromagnetic surveillance system, comprising a soft magnetic, magnetostrictive strip and a premagnetization element fabricated from a semi-hard or hard magnetic material that is associated with the strip, and to a method of manufacturing such security elements. With regard to the security element t...

In a high-efficiency encoder which performs motion-compensation prediction, an intra-field is set every n fields. The presence of a scene change is detected. When a scene change occurs, a reference picture of motion-compensation prediction is switched, or the field immediately after the scene change is set as an intra-field.

The present invention provides a method and apparatus for providing program clock reference (PCR) data to various devices in a digital transmission system in a robust manner. According to the present invention, PCR data representative of a snapshot of the system clock is encoded only an existing frequency reference signal. The frequency reference signal is a signal to which all clock dependent com...

A method and apparatus for assigning a temporary label to each connected area in an image by scanning the image by using a window which has a size of two pixels in the vertical direction and of a plurality of pixels in the horizontal direction. A set of values of pixels contained in the above window is obtained and one of predetermined temporary label assignment rules corresponding to the obtained...

An image processing method and device computes the image quality as an evaluation value, determine the image quality based on this evaluation value, and employ a restoration process in accordance with image quality when this image quality is poor. The image processing device includes an image quality computation unit to extract a characteristic amount to determine the image quality of the image da...

A combination electric motor and transmission unit device has two inputs and a rotational mechanical output, at least one of the inputs being of electrical power, to a corresponding integral combination of an electric motor means with a transmission means. The directions of rotation and the rotational speeds of the two inputs can be controlled to provide the mechanical output at any desired rotati...

A sorter includes a plurality of receiver members for receiving a workpiece, and a rotary circulating mechanism driven by a driving unit to circulate along a circulatory path. The circulating mechanism mounts the receiver members to be pivotable about a first pivot axis. On the circulatory path of the rotary circulating mechanism, each receiver member is switchable between an extended posture at w...

A variable bit rate MPEG2 video decoder having a variable rate fast playback function includes a variable rate fast playback processor with a portion determining the fullness of a video buffer according to the amount of data input to and output from the video buffer; a fast playback rate controller for calculating a variable rate control parameter S representing the number of bi-directional predic...

A refrigerating machine oil for use with a hydrofluorocarbon refrigerant in a refrigerator, which comprises at least one member selected from the group consisting of hydrocarbon compounds represented by the following general formulas (1), (2) and (3) (wherein R represents an alkylene group or alkenylene group having 1 to 8 carbon atoms; R<1>, R<2>, R<3> and R<4> may be the same or different...

The present re/desensitizer is an apparatus for changing the status of a magnetic marker of an electronic article surveillance system. The markers are attached to or otherwise associated with an object to be protected, such has a book, CD, etc. The device can be set up as a resensitizer, a desensitizer, or with the inclusion of a mode switch, a combination re/desensitizer. The apparatus includes a...

The invention provides polymerizable dental, compounds, compositions, including the compounds and products for mixing the compositons and methods of using the compositions. Aryl acid compounds are provided in accordance with the invention. The compositions include at least one polymerizable aryl acid compound, an effective amount of a polymerization initiator, and at least 10 percent by weight of ...

PCT No. PCT/NL93/00239 Sec. 371 Date Jul. 31, 1995 Sec. 102(e) Date Jul. 31, 1995 PCT Filed Nov. 12, 1993 PCT Pub. No. WO94/12957 PCT Pub. Date Jun. 9, 1994A detection tag for a resonance detection system. A resonance circuit is supported on an electrically insulative support, and includes and inductive track in a predefined pattern and a capacitive element with capacitor electrodes separated from...

The integrated assembly (1) comprises an instrument panel fascia (2) and a dashboard (3) housed in a housing (10) of the instrument panel fascia (2); the dashboard (3) comprises a main body (4) housing the on-board instrumentation and a transparent protective member (5) provided with an elastomeric annular frame (16) which allows it to be connected both to the main body (4) and to the instrument p...

An ejector mechanism operates to force silt material from individual chambers in a rotating wheel of a silt removal machine. The rotating wheel removes the silt material from under a shallow body of water by collecting it in individual chambers of the rotating wheel. Since the silt material is generally soft and sticky, the ejector mechanism urges the silt material from the respective chambers as ...

A prosthetic heart valve is shown which incorporates a valve body design and leaflet pivot arrangements that minimize turbulence and shear stresses having a tendency to generate thrombosis. A valve body having an axially curved entrance that is smoothly joined to a generally cylindrical body of extended axial length provides excellent fluid flow characteristics when combined with leaflets that can...

PCT No. PCT/DK95/00309 Sec. 371 Date Mar. 12, 1997 Sec. 102(e) Date Mar. 12, 1997 PCT Filed Jul. 14, 1995 PCT Pub. No. WO96/02468 PCT Pub. Date Feb. 1, 1996A method and plant for the purification of polluted water by the activated sludge method is provided in that a mixture of polluted water and recycled sludge is subjected to biological treatments in at least two treatment zones, and maintaining ...