41
Rubin David, Rubin Elyiahu J: A process of extraction and purification of polyunsaturated fatty acids from natural sources.. Century Lab, December 27, 1989: EP0347509-A1 (21 worldwide citation)

To extract and purify polyunsaturated fatty acids, particularly EPA and DHA, without cis-trans conversion, from naturally occurring oils, such as marine animal oil and various vegetable oils, a mixture of free fatty acids is first extracted from the oil. The resulting mixture of pure fatty acids is ...


42
Petersen Jorgen, Svedberg Lars Olov: A process and a device for preparation of expanded thermoplastic microspheres.. Casco Nobel, December 27, 1989: EP0348372-A2 (20 worldwide citation)

The present invention relates to a method for producing expanded thermoplastic microspheres by heating. Unexpanded microspheres are dried under agitation to a dry solids content exceeding 98% by weight, preferably 99% by weight, before heating. The dried microspheres can be rewetted and then expande ...


43
Polyak Mark: Artificial sphincter device.. American Med Syst, December 27, 1989: EP0348114-A1 (19 worldwide citation)

Disclosed is an apparatus for controlling the discharge of materials through a body passage. The invention comprises a fluid actuated artificial sphincter mechanism that surrounds the body passage. The artificial sphincter includes an inflatable cuff (16) surrounded by a hollow resilient C-shaped re ...


44
Luhr Hans Georg Prof Dr Dr, Harder Hans Erich: Bone plate, especially for small bones.. Howmedica, December 27, 1989: EP0347658-A1 (19 worldwide citation)

Bone plate, especially for small bones, having two plate portions (11, 12) which are mounted to be longitudinally displaceable relative to each other and possess holes to receive bone screws, and having a toothed gear arrangement (26, 30) between the plate portions to adjust the relative position of ...


45
Piani Silvano, Tamagnone Gianfranco, Alpino Raul Roberto, Milani Maria Rita, Fantuz Marinella: Heparin derivatives and process for their preparation.. Alfa Wassermann, December 27, 1989: EP0347588-A1 (19 worldwide citation)

New heparin derivatives having antithrombotic activity, also endowed with reduced hemorrhagic and anticoagulant effects, obtained by treating in a basic medium heparins of various origin, optionally in the presence of alkali metal salts and of a reducing agent. The heparin derivatives obtained throu ...


46
Tamura Yoshiharu C O Nec Corpo: Protective casing for a hand-held portable radio telephone.. Nippon Electric Co, December 27, 1989: EP0348187-A2 (18 worldwide citation)

A protective casing (64) for a hand-held portable radio telephone (66) has at least one antenna (68) built therein which is usable in place of an antenna (78) which is built in on the telephone. When two antennas (68,70) are provided in the protective casing, the one of them which has the more inten ...


47
Shimizu Masatomo, Ikeda Yoshinori, Ohnishi Tetsuya: Image forming and processing apparatus.. Canon, December 27, 1989: EP0348145-A1 (18 worldwide citation)

A color image forming apparatus (1,7,10,30,40,50,60,70,80) including a discriminating circuit for discriminating a character portion of an object color image, a color image forming device for forming a color image while changing a resolution; and a control circuit for controlling to change the resol ...


48
Ackerman David: Safety arrangement for overhead luggage bins in aircraft passenger cabins.. Bridport Aviat Prod, December 27, 1989: EP0348130-A2 (18 worldwide citation)

This invention relates to the provision of a safety arrangement for preventing articles from being accidentally or unintentionally displaced from an overhead bin for hand luggage, such as are to be found in the passenger cabin of an aircraft. Accordingly this invention provides an aircraft cabin lug ...


49
Ryan Leslie Darryl, Spahni Milton Daniel, Steinhardt Mark John, Baird James Clark: Bicomponent material.. Procter & Gamble, December 27, 1989: EP0347746-A1 (18 worldwide citation)

A bicomponent material which allows liquids to pass in a first direction, but substantially prevents the liquids from passing in the opposite direction, is disclosed. The material also exposes any gases attempting to pass in the direction opposite to that of the liquid transmission to an odor contro ...


50
Cristea Eugen Dan: Mixed air and gas nozzle for gas burners, in particular burners of low thermal output for firing kilns.. Ttc Termo Tecnic Ceram, December 27, 1989: EP0347956-A1 (18 worldwide citation)

The nozzle comprises an axial chamber (23) provided in a first part (21) and into which the fuel gas is fed, and a chamber (24) which surrounds the chamber (23) and into which air is fed; the two chamber (23) and (24) are separated from the combustion chamber (4) by a front plate (5) in which three ...