Turbine-compressor ejector
The present invention relates to turbomachinery and more particularly to an improved device which is a novel turbine-compressor-ejector machine having unique structural features and enhanced performan... Read More
Inventors: Schwartzman, Everett H.;, Assignee: |
Mixing apparatus for biochemical treatment of fluids with oxygen
What is claimed is: 1. In a mixing system for treatment of waste material using aerobic bacterial cultures; a. a vessel having walls defining a closed mixing chamber therein, b. waste feed means conne... Read More
Inventors: Neumann, Boris;, Assignee: Worthington Pump, Inc. (Mountainside, NJ) |
Continuous low flow rate fluid dispenser
I claim: 1. A syringe device for delivery of the contents thereof at a slow, uniform rate comprising: a syringe including: a barrel member defining a substantially tubular chamber having an internal w... Read More
Inventors: Genese, Joseph N.;, Assignee: Abbott Laboratories (North Chicago, IL) |
Syringe assembly
We claim: 1. A syringe, comprising: a barrel having a chamber for retaining fluid; a body member extending from said barrel and defining a tip for attachment to a fluid receiving device, said body mem... Read More
Inventors: Binard, William J.; Ciarico, Anthony J.; Anglada, Leonard R.; Patel, Bhupendra C.;, Assignee: The Kendall Company (Boston, MA) |
Heat exchanger with separate helical ducts
OF THE INVENTION In FIG. 1 a duct member 1 is shown defining an enclosed space with a generally central axis and closed at the opposite ends extending transversely of the axis by a seal 2 and a cover... Read More
Inventors: Kelch, Heinz;, Assignee: Kienzle Apparate GmbH (Villingen-Schwenningen, DE) |
Device for positioning a tool within a wellbore flow string
The device in accordance with the invention includes a branch assembly which is fixed in situ within the wellbore and is provided with a plurality of branch tubes, the lower end of each branch tube be... Read More
Inventors: Miffre, Hubert;, Assignee: Societe Nationale Elf Aquitaine (Production) (Courbevoie, FR) |
Electric curling-iron with spiral polygonal hair engaging edges
This invention provides a hair-arranging electric iron without suffering from the disadvantages noted above by the provision of an arrangement wherein an edge or protrusions on the rod are inclined wi... Read More
Inventors: Takimae, Toyosaku;, Assignee: |
Double diaphragm operated reversing valve pump
I claim: 1. In a fluid powered reciprocating pump having a housing, a first and a second pumping chamber, a first and a second working chamber, wherein said first working chamber is separated from sai... Read More
Inventors: Verley, Donald J.;, Assignee: McCann's Engineering and Manufacturing Company (Los Angeles, CA) |
Closed type compressor
According to one aspect of the present invention, the closed type compressor has a hermetic casing, a compressor unit housed in the casing, an electric motor housed in the casing together with the com... Read More
Inventors: Tahata, Masahiro; Washizu, Hirokazu;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
Method and apparatus for plasmapheresis by reciprocatory pulsatile filtration
I claim: 1. In a plasmapheresis wherein whole blood is conducted in a forward direction from an upstream area of a first surface of each of one or more membranes having cell-rejecting pores to a downs... Read More
Inventors: Ramstack, Joseph M.;, Assignee: E. I. Du Pont De Nemours and Company (Wilmington, DE) |
Integrated fuel supply system for an internal combustion engine including filter, valve, and pump
Accordingly, an object of this invention is to eliminate the above-described defects in the conventional fuel supply system. Another object of the invention is to provide a compact and easily assemble... Read More
Inventors: Fujikawa, Tetsuzo;, Assignee: Kawasaki Jukogyo Kabushiki Kaisha (Kobe, JP) |
Multistage flash evaporator
This invention is now proposed to overcome the foregoing disadvantages of the conventional equipment, and has for an object to provide an economical multistage flash evaporator whose internal bulkhead... Read More
Inventors: Tanaka, Kazuhiro; Maekawa, Yutaka;, Assignee: Mitsubishi Jukogyo Kabushiki Kaisha (JP) |
Low temperature carbonization process for coal hydrogenation residues
What is claimed as new and intended to be secured by Letters Patent is: 1. A method for low temperature carbonization of coal hydrogenation residues, which comprises: subjecting a coal hydrogenation r... Read More
Inventors: Winckler, Lothar; Fuhrmann, Klaus; Graeser, Ulrich; Wenning, Peter;, Assignee: Veba Oel Entwicklungs-Gesellschaft mbH (Gelsenkirchen, DE) |
Apparatus for parenteral infusion of fluid containing beneficial agent
What is claimed is: 1. A parenteral delivery system for administering a beneficial agent formulation to an animal, the system comprising: (a) a primary reservoir of a pharmaceutically acceptable fluid... Read More
Inventors: Urquhart, John; Theeuwes, Felix;, Assignee: Alza Corporation (Palo Alto, CA) |
Safety device for securing thumb or finger to a syringe
It is, therefore, an object of the present invention to provide a detachable digital device for the plunger of a syringe which provides one-handed control of the movement of the syringe plunger in bot... Read More
Inventors: Inglefield, Jr., Joseph T.;, Assignee: |
Fluid pumping apparatus
Although reciprocating pumps are well known and used, the present invention provides a unique fluid pumping apparatus which counterbalances the weights of at least two reciprocating pumps and the flui... Read More
Inventors: Dotson, James E.;, Assignee: |
Cassette for intravenous controller
I claim: 1. In combination in a cassette for providing for a controlled introduction of fluid from a source to a patient, a block, a chamber disposed in the block, a flexible diaphragm disposed in the... Read More
Inventors: Cannon, Raymond E.;, Assignee: IMED Corporation (San Diego, CA) |
Thermostatically controlled electric fluid heating apparatus
In accordance with the present invention there is provided a heating apparatus for heating of a fluid which comprises a conduit having a fluid passage therethrough for conduction of a fluid to be heat... Read More
Inventors: Dahlberg, Bengt A. G.; Holmberg, Bengt M.; Nilsson, Lennart O. E.;, Assignee: Gambro AB (SE) |
Steam generator heated by combination of electric heat and condensation of contaminated process steam
The present invention concerns a stream generator, in particular a steam generator used in connection with the mechanical preparation of pulp, for generating pure steam required in a subsequent proces... Read More
Inventors: Ahonen, Heikki;, Assignee: Yhtyneet Paperitehtaat Oy (Valkeakoski, FI) |
Method for coalescing
OF INVENTION In the schematic diagram of FIG. 1 the main process steps are illustrated in sequence together with the relationship between smallest size droplet diameter, settling motion velocity, max... Read More
Inventors: McGrew, Jay L.;, Assignee: Marine Construction & Design Co. (Seattle, WA) |
Blood purification system
This invention provides a system which is especially suited for use as an artificial kidney system and by which blood can be filtered in balance with the supply of a substitution fluid with high accur... Read More
Inventors: Yamagami, Seiji; Nonaka, Hirohiko; Shimonaru, Tuneyoshi; Takashima, Koichi; Kato, Yasuhiko;, Assignee: Daicel Chemical Industries Ltd. (Osaka, JP) |
Leak-proof water processing unit
OF THE INVENTION An improved, leak proof, water purification system is disclosed. In the following description, for purposes of explantion, numerous details are set forth, such as specific materials,... Read More
Inventors: Beall, Jr., Richard W.;, Assignee: |
Electrochemical device
OF THE PREFERRED EMBODIMENTS Referring to the accompanying drawing illustrating preferred embodiments of the present invention, the arrangement of an electrochemical device suitable for implementatio... Read More
Inventors: Mase, Syunzo; Soejima, Shigeo;, Assignee: NGK Insulators, Ltd. (JP) |
Double-acting diaphragm pump system
OF THE INVENTION Referring now to FIG. 1, the dual-acting diaphragm pump system of the present invention includes a pair of spaced pump housings 10 and 12 which are shown in vertically spaced relatio... Read More
Inventors: Schlake, Bernard H.;, Assignee: Neyra Industries, Inc. (Cincinnati, OH) |
Filtration system for household sewage
I claim: 1. A filtration system for household sewage, comprising: a fresh water supply pipe for said household operably connected to a source of fresh water and to said household; a sewage inlet line ... Read More
Inventors: Mullerheim, Steven B.; Williams, Jr., Fred G.;, Assignee: Great Circle Associates (Walnut Creek, CA) |
Peristaltic pump apparatus
OF THE PREFERRED EMBODIMENTS In FIGS. 1 and 2 of the drawings, basic operating components of the present invention are shown schematically to include an elongated pumping tube 10 connected at opposit... Read More
Inventors: Tarr, Fred P.;, Assignee: Polaroid Corporation (Cambridge, MA) |
Mechanism for coupling the aspirant line of an irrigation/aspiration machine to the pressure monitoring section
OF A PREFERRED EMBODIMENT Looking first at FIG. 1 the irrigation/aspiration machine (I/A machine) of the present invention is shown with the coupling device or connector 10 and attached I/A aspirant ... Read More
Inventors: Newton, Walter A.;, Assignee: Entravision, Inc. (Lenoir, NC) |
Hydraulic valve actuating device
We claim: 1. A device for actuating an hydraulic control valve comprising a closure member, a spring loading the closure member, a push rod arranged to adjust the closure member into an actuating posi... Read More
Inventors: Krieger, deceased, Karl; Reinelt, Werner; Kobow, Wolfgang;, Assignee: Hermann Henscheidt Maschinenfabrik GmbH & Co. (Wuppertal, DE) |
Process of using a semi-permeable membrane of acrylonitrile copolymers
We claim: 1. In the process of separating materials by reverse osmosis and ultrafiltration wherein one of the materials to be separated selectively passes through a semi-permeable membrane the improve... Read More
Inventors: Elfert, Klaus; Rosenkranz, Hans J.; Wolf, Gerhard D.; Bentz, Francis;, Assignee: Bayer Aktiengesellschaft (Leverkusen, DE) |
Fluid level control valve
What is claimed and desired to be secured by Letters Patent of the United States is: 1. A valve comprising a housing having a generally annular valving surface surrounding a generally annular valve se... Read More
Inventors: Johnson, Dwight N.;, Assignee: |
Liquid Purification 
