Blood and tissue detoxification apparatus
FIG. 1 shows schematically, partly in section and partly in plan view, an implantable cell in accordance with this invention having a hydrophobic cathode and hydrophilic anode. The detoxification uni... Read More
Inventors: Yao, Shang J.; Wolfson, Sidney K.;, Assignee: |
Process and apparatus for the quantitative determination of cations or anions by ion chromatography
OF THE PREFERRED EMBODIMENTS The invention consists of a procedure and an apparatus as follows: storage for the buffers, a sample inject valve, a chromatography column filled with ion exchange resin,... Read More
Inventors: Jansen, Karl-Heinz; Fischer, Karl-Heinz; Wolf, Bernhard;, Assignee: |
Method for balancing background conductivity for ion chromatography
In accordance with the invention, a method has been provided for balancing the background conductivity in an ion chromatography system using a gradient eluent with a progressively increasing concentra... Read More
Inventors: Rocklin, Roy D.;, Assignee: Dionex Corporation (Sunnyvale, CA) |
Apparatus for chromatographic analysis of ionic species
It is, therefore, an object of the invention to provide an apparatus and method for the ion exchange analysis of ionic species. It is also an object of the invention to provide an apparatus and method... Read More
Inventors: Mowery, Jr., Richard A.;, Assignee: Applied Automation, Inc. (Bartlesville, OK) |
Electodeionization apparatus and method
The present invention provides a method and apparatus capable of continuously producing water of up to about 10 meg-ohm cm quality or higher over long periods of time while avoiding serious reduction ... Read More
Inventors: Giuffrida, Anthony J.; Jha, Anil D.; Ganzi, Gary C.;, Assignee: Millipore Corporation (Bedford, MA) |
Separation of protein antigens of Bordetella bacteria by affinity chromatography
What is claimed is: 1. A process for purifying protein antigens of bacteria of the Bordetella genus comprising contacting a solution containing said protein antigens with a chromatography material com... Read More
Inventors: Quentin-Millet, Marie-Jose; Arminjon, Francois;, Assignee: Pasteur Merieux Serums & Vaccins (Lyons, FR) |
Novel assembly
The invention comprises an assembly for the collection, separation and isolation of serum or plasma from the substantially cellular components of blood, which comprises; A. MEANS FOR COLLECTING AND EN... Read More
Inventors: Bennett, Michael C.;, Assignee: Becton, Dickinson and Company (East Rutherford, NJ) |
Blood serum-isolation device
FIGS. 1 through 6 represent basically a common embodiment, except that in FIG. 6 the preferred lower positioning of the disk 14 is illustrated, whereby when the specimen is added into the interior sp... Read More
Inventors: Ferrara, Louis T.;, Assignee: |
Serum separation device
OF THE INVENTION FIGS. 1, 3, and 4 represent a common embodiment of the invention. Tubular element 3, being the inner of the two tubular structures is fitted at one end with stopper 2. Said stopper b... Read More
Inventors: Ferrara, Louis T.;, Assignee: |
Device for use in the centrifugal separation of components of a liquid
What I claim is: 1. For use in centrifugal separation of a liquid having at least two components having different specific weights, a device comprising: wall means of a predetermined thickness of synt... Read More
Inventors: Ballies, Uwe;, Assignee: |
Blood sample collection and phase separation device
OF THE INVENTION Referring now to the drawing and particularly to FIG. 1, a blood collection device 10 is shown including a container 12, such as a glass blood collection tube, closed at its lower en... Read More
Inventors: Cornell, William D.;, Assignee: Sherwood Medical Industries Inc. (St. Louis, MO) |
Separating member in a separating tube for centrifugal separation
I claim: 1. Separating member in a separating tube for the centrifugal separation of a liquid containing at least two components, which has a top surface and a bottom surface and is made from inelasti... Read More
Inventors: Ballies, Uwe W.;, Assignee: |
Serum preparator
The invention is a serum preparator and a method for preparing a serum sample for analysis. The purpose of the invention is to facilitate the process of serum preparation and to enhance the quality of... Read More
Inventors: Wells, John R.;, Assignee: |
Device for separating the components of a liquid sample having higher and lower specific gravities
OF THE INVENTION Referring to the drawings in which like reference characters refer to like parts throughout the several views thereof, FIG. 1 illustrates the invention in the form of a serum separat... Read More
Inventors: Burns, James A.;, Assignee: Becton, Dickinson and Company (Franklin Lakes, NJ) |
Method and apparatus for separating mononuclear cells from blood
It is an object of the present invention to provide a blood separation device which is shippable. It is another object of the present invention to provide a method for separating the mononuclear cells... Read More
Inventors: Smith, Ward C.;, Assignee: Becton Dickinson and Company (Franklin Lakes, NJ) |
Centrifugal methods using a phase-separation tube
Referring to FIG. 1, tube 10 (which may also be known as or referred to as a vial) is shown as having a first end cap 11 and a second end cap 12. As shown, the end caps are of different construction.... Read More
Inventors: Luoma, II, Robert P.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Method for sampling in a container having a material therein which separates from a barrier material
It is a broad object of the present invention to provide a blood serum separator tube or a plasma separator tube which conveniently and effectively separates the blood serum or plasma from the coagulu... Read More
Inventors: Fiehler, William R.;, Assignee: Sherwood Medical Company (St. Louis, MO) |
Blood-taking device
In the blood-taking device of the present invention the inner and the outer tubule are engaged by interlocking. The interlocking engagement is effected at the location at which the inner tubule is str... Read More
Inventors: Hardt, Stefan; Finis, Frank;, Assignee: B. Braun Melsungen AG (Melsungen, DE) |
Method and apparatus for harvesting constituent layers from a centrifuged material mixture
What is claimed is: 1. A method for harvesting constituent components from a multi-constituent material which includes gravimetrically separable constituent components, said method comprising the step... Read More
Inventors: Levine, Robert A.;, Assignee: Wardlaw; Stephen C. (Old Saybrook, CT) |
Evacuated sample collection tube with aqueous additive
While this invention is satisfied by embodiments in many different forms, there is shown in the drawings and herein described in detail a preferred embodiment of the invention with the understanding ... Read More
Inventors: Cohen, Richmond R.;, Assignee: Becton, Dickinson & Company (Franklin Lakes, NJ) |
Holding device for body fluids and tissues
OF PREFERRED EMBODIMENTS It should firstly be stated that in the variously described embodiments, identical parts are provided with identical reference numbers or identical component titles, the disc... Read More
Inventors: Konrad, Franz;, Assignee: C. A. Greiner & Sohne Gesellschaft mbH (Kremsmunster, AT) |
Device and method for collecting, preparation and stabilizing a sample
The present invention provides a fluid collection assembly which allows for the safe and efficient testing of a collected fluid sample with a preloaded testing reagent. More specifically, the present... Read More
Inventors: Bodnar, Kenneth J.;, Assignee: Becton, Dickinson and Company (Franklin Lakes, NJ) |
Device for separating components of a fluid sample
The present invention is illustrated in FIGS. 1-4 wherein assembly 10 includes an outer container 12, an inner container 14, a closure 16 and a filter assembly 18. Outer container 12 is a rigid clear... Read More
Inventors: Lin, Fu-Chung; DiCesare, Paul C.; Radziunas, Jeffrey;, Assignee: Becton Dickinson and Company (Franklin Lakes, NJ) |
Device and method for separating components of a fluid sample
The present invention may be embodied in other specific forms and is not limited to any specific embodiments described in detail, which are merely exemplary. Various other modifications will be appar... Read More
Inventors: Conway, Hugh T.;, Assignee: Becton Dickinson and Company (Franklin Lakes, NJ) |
Device and method for separating components of a fluid sample
The present invention may be embodied in other specific forms and is not limited to any specific embodiments described in detail, which are merely exemplary. Various other modifications will be appar... Read More
Inventors: DiCesare, Paul C.; Radziunas, Jeffrey R.; Losada, Robert; Lin, Fu-Chung;, Assignee: Becton, Dickinson and Company (Franklin Lakes, NJ) |
Heavy metal-binding agent process
What is claimed is: 1. A method for removing heavy metals present in a solution or gas comprising contacting the heavy metal-containing solution or gas with a heavy metal-binding agent consisting esse... Read More
Inventors: Ban, Kouichi; Namba, Yasumiti; Sekine, Yukihiro; Matsuda, Masaaki;, Assignee: Sumitomo Chemical Company, Limited (Osaka, JA) |
Method of preparing an asbestos diaphragm
OF THE INVENTION According to one embodiment of this invention, an asbestos diaphragm can be prepared by providing an aqueous slurry containing alkali metal hydroxide, asbestos and a particulate ther... Read More
Inventors: Kinney, Jerry N.;, Assignee: PPG Industries, Inc. (Pittsburgh, PA) |
Converting low molecular weight olefins over zeolites
We claim: 1. A process for producing a gasoline fraction having therein no more than about 20% by weight of aromatics, said process comprising contacting a C.sub.2 -C.sub.5 olefin, mixtures thereof or... Read More
Inventors: Givens, Edwin N.; Plank, Charles J.; Rosinski, Edward J.;, Assignee: Mobil Oil Corporation (New York, NY) |
Recovery of 1,3-butadiene from a C.sub.4 -hydrocarbon mixture
We claim: 1. A process for the recovery of 1,3-butadiene, using a selective solvent, from a C.sub.4 -hydrocarbon mixture containing 1,3-butadiene, hydrocarbons which are more soluble in the selective ... Read More
Inventors: Weitz, Hans-Martin; Wagner, Ulrich; Volkamer, Klaus; Schubert, Eckart; Bandermann, Friedhelm;, Assignee: BASF Aktiengesellschaft (Ludwigshafen, DT) |
Tangentially fed upflow sand filter method and apparatus
I claim: 1. Method for purifying water, comprising introducing water tangentially into a water introduction zone immediately beneath the bottom of a sand bed of circular horizontal cross section to un... Read More
Inventors: Smith, Carl K.;, Assignee: Midcon Pipeline Equipment Co. (Houston, TX) |
Liquid Purification 
