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Heat exchanger with multiwall tubes
It is an object of the present invention to provide a heat exchanger and a tube for use therein, with which the problems outlined above do not occur or at any rate occur ...
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Antihypertensive 4-aminoquinolines
I claim: 1. A compound of the formula II ##STR15## wherein X is chloro or trifluoromethyl; wherein R is (a) triazinyl; (b) pyrazinyl; (c) pyrimidinyl; (d) triazinyl, ...
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Chlorine-resistant semipermeable membranes
OF THE INVENTION As hereinbefore set forth, the present invention is concerned with semipermeable membranes which are resistant to chlorine. The membranes are prepared ...
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Interfacially synthesized reverse osmosis membranes and processes for preparing the same
OF PREFERRED EMBODIMENTS The membranes of the present invention may be formed by various methods of interfacial polymerization, a number of which are known in the art. P...
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Method and apparatus for bioremediation of mixed hazardous wastes
OF THE INVENTION Reference is now made to FIG. 1 which is a highly schematic block diagram illustrating a first preferred embodiment of the invention, the dashed lines ...
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Method of forming a sterilizable package with tear-off indicators
What is claimed is: 1. Method for sterilizing which comprises providing an open-ended package made of a plastic member heat sealed to a paper member, the paper member ...
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Suspended ceiling grid structure
Turning now to the drawings, there is shown a suspended ceiling grid structure 11 adapted to support ceiling tiles or the like, which comprises a plurality of main ...
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Method for sterilizing artificial organs and apparatus used therefor
In accordance with the present invention, there is provided a method for sterilizing an artificial organ with high pressure steam in an autoclave, which comprises ...
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Method for sterile packaging and wetting of articles
What is claimed is: 1. A method of sterile packaging and wetting of articles comprising the sequential steps of partially filling a container with a solution of a ...
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Methods for disinfecting dialyzers
In view of the foregoing state of the art, it is an object of this invention to provide an improved method for reprocessing dialyzers. It is a particular object of the ...
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