Solar heat collecting panel
OF THE ILLUSTRATED EMBODIMENT The solar heating system illustrated in FIG. 1 comprises a solar panel unit 10 for heating a circulating fluid, a fluid storage tank 11, a fluid pump 12, and piping betw... Read More
Inventors: Mountain, John F.;, Assignee: |
Solar energy collector having a convection current inhibiting member
What is claimed is: 1. In a solar energy collector having a transparent cover member, means defining a housing including end and side walls, and a solar energy absorber therein beneath a transparent c... Read More
Inventors: Hopper, Thomas P.;, Assignee: Sunworks, Inc. (Guilford, CT) |
Solvent-in-pulp extraction of copper and nickel from ammoniacal leach slurries
We claim: 1. A process for the recovery of base metal values selected from the group consisting of copper and nickel from a manganese containing ore comprising introducing a stream of said manganese c... Read More
Inventors: Pemsler, J. Paul; Litchfield, John K.;, Assignee: Kennecott Copper Corporation (New York, NY) |
Zinc recovery from acidic aqueous streams
OF THE INVENTION The recovery or separation process of the present invention is particularly useful in the separation of zinc and copper ions from other ions, e.g. iron, aluminum and magnesium with t... Read More
Inventors: Baucom, Everett Ira;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Method of obtaining copper from copper-bearing ores
We claim: 1. A method for obtaining electrolytic copper from copper-bearing ores comprising: a. lixiviating a sulphurized copper concentrate with an aqueous solution containing cupric chloride; b. sep... Read More
Inventors: DeMarthe, Jean-Michel; Sonntag, Alain; Georgeaux, Andre;, Assignee: Societe Miniere et Metallurgique de Penarroya (Paris, FR) |
Copper recovery by leaching and ion exchange
I claim: 1. A process for the recovery of copper values from copper-bearing ores comprising: a. leaching the ore with mineral acid in the presence of water to produce a pregnant liquor stream containi... Read More
Inventors: Wong, Soon Y.;, Assignee: Continental Oil Company (Ponca City, OK) |
Selective recovery of nickel and cobalt or copper and zinc from solution
What we claim as new and desire to protect by Letters Patent of the United States is: 1. A process for separately recovering nickel and cobalt from a feed solution containing dissolved nickel and coba... Read More
Inventors: Sefton, Verner B.; Kofluk, Russell P.;, Assignee: Sherritt Gordon Mines Limited (Toronto, CA) |
Ferric leaching of uranium values from lignite
We claim: 1. A process for extracting uranium values from a uraniterous lignite consisting essentially of treating the lignite at a temperature of from about 20.degree. to 104.degree. C. with a leach ... Read More
Inventors: Schultze, Lawrence E.; Bauer, Donald J.; Morimoto, Michael T.;, Assignee: The United States of America as represented by the Secretary of the (Washington, DC) |
Gas broiler
The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows: 1. An apparatus for broiling a portion of food, said apparatus including a frame; an elo... Read More
Inventors: White, Lyall B.;, Assignee: |
Integrated refrigerant storage canister and heat exchanger
What is claimed is: 1. An integrated refrigerant storage canister and heat exchanger, especially a device which in use occupies a generally upright position including a. an assembly comprising nested ... Read More
Inventors: Simmons, Carl E.;, Assignee: United Aircraft Products, Inc. (Dayton, OH) |
Thermostatically operated sleeve valve construction
What is claimed is: 1. In a thermostatically operated valve construction having a tubular sleeve valve member for opening and closing an annular valve seat of the construction at one end of said tubul... Read More
Inventors: Wagner, Joseph P.; Sliger, Boyd P.;, Assignee: Robertshaw Controls Company (Richmond, VA) |
Easily disassembled, one-way check valve
The present invention provides a one-way check valve for use in dairy equipment or the like and which can be easily disassembled or assembled without the use of special tools. The invention contemplat... Read More
Inventors: Bender, Lloyd F.;, Assignee: Bender Machine Works, Inc. (Hayward, WI) |
Roof-top observation center for automobiles
I claim: 1. An observation center for an automobile, said automobile including a body with a front windshield and side sections having windows therein and a roof and back section and defining an inter... Read More
Inventors: Ternes, William A.;, Assignee: |
Device for evaporative cooling of metallurgical units
What we claim is: 1. A device for evaporative cooling of metallurgical units which is a closed natural circulation cooling water system including: coolers accommodating several rows of vertical tubes ... Read More
Inventors: Andoniev, Sergei Mikhailovich; Kudinov, Gennady Alexandrovich; Kutsykovich, Dorina Borisovna; Kasyanov, Grigory Ivanovich; Raikovsky, Jury Borisovich; Filipiev, Oleg Vladimirovich; Freidenzon, Evgeny Zakharovich; Pustovar, Vladimir Semenovich;, Assignee: |
Finned tube solar energy absorber
It is among the objects of the present invention to provide an efficient, low cost, easily manufactured flat plate type solar collector which utilizes tubing but does not require any type of flat plat... Read More
Inventors: Bauer, Carl F.;, Assignee: UOP Inc. (Des Plaines, IL) |
Solar reflector collector
In the drawings, a solar reflector collector 10 comprises a receptacle 11 having a bottom wall 12, side walls 13 and end walls 14. The receptacle is shown as rectangular, but may have other shapes; a... Read More
Inventors: Scott, William J.;, Assignee: |
Contoured foam mattress
What is claimed is: 1. A molded foam mattress of essentially a rectangular shape and having a crown, said crown being divided into a decorative segment by cored-out areas, said coring being positioned... Read More
Inventors: Stalter, Robert J.; Burkholder, Theodore B.;, Assignee: The Goodyear Tire & Rubber Company (Akron, OH) |
Printing process
We claim: 1. A process for printing a fiber assemblage comprising acrylic fibers dyeable with cationic dyes and blend fibers dyeable with anionic dyes with a printing paste containing a cationic dye a... Read More
Inventors: Ueno, Eichiro; Kawasaki, Hideo; Shigita, Syozo;, Assignee: American Cyanamid Company (Stamford, CT) |
Apparatus for measuring holographic lens aberration parameters
What is claimed is: 1. An apparatus for measuring parameters that are analogous to aberrations in an energy diffraction means, comprising in combination: means for generating and projecting a predeter... Read More
Inventors: Mohon, Windell N.;, Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC) |
Water distribution system
The present invention provides a multiplicity of water distribution chambers having means in each for entrapping air and wherein the chambers are adapted to be installed at each floor or level of the ... Read More
Inventors: Sandstrom, Wayne;, Assignee: |
Read-write head back-up member
What is claimed is: 1. A method of maintaining a document proximal an operating station comprising the steps of: providing a back-up member having spaced deformable members associated therewith, provi... Read More
Inventors: Shawen, Harley J.;, Assignee: NCR Canada Ltd. -- NCR Canada Ltee (Mississauga, CA) |
Steam generating system including means for reinitiating the operation of a steam bound boiler feed pump
OF THE EMBODIMENTS During the course of this description, like numerals will be used to refer to like elements in the different drawings. A water feeder type of steam generating system is schematical... Read More
Inventors: Norris, Orlin R.;, Assignee: |
Apparatus for the controlled supply of cryogenic fluid
OF A PREFERRED EMBODIMENT The depicted embodiment of apparatus according to the invention, which is intended to supply the liquid phase of a cryogenic fluid which is stored at a greater or lesser pre... Read More
Inventors: Bentz, Gerard;, Assignee: L'air Liquide, Societe Anonyme pour l'etude et l'exploitation des (Paris, FR) |
Automatic ventilator
An automatic temperature responsive damper assembly for use within the conduit of a ventilating system designed to exhaust the air in a confined space to the atmosphere whereby the conduit may be open... Read More
Inventors: Kolt, Stanley;, Assignee: Suroff; Leonard W. (Jericho, NY) |
Method and apparatus for adjustably supporting a pipeline relative to a lay vessel
Brief Overview Referring now to FIGS. 1 and 2 of the drawings, examples of support shoes of the prior art can be contrasted with support shoes of the present invention as the support shoes would appe... Read More
Inventors: Rafferty, Andrew J.;, Assignee: Brown & Root, Inc. (Houston, TX) |
Stock-rail fastening for switches and crossings of railway track installations
I claim: 1. A stock rail fastening for switches of railway track installations, in which a stock rail having a first flange and a second flange rests on a baseplate, and a switch toe spans the bottom ... Read More
Inventors: Heim, Armin;, Assignee: Schwihag Gesellschaft fur Eisenbauh-Oberbau mbH (Tagerwilen, CH) |
Power supply unit for a plasma plant
1. A power supply unit for a plasma plant, in particular for a plasma spraying plant, comprising an isolating transformer for connection to the main supply, a current controller and a thyristor assemb... Read More
Inventors: Boniger, Paul;, Assignee: Boniger; Paul (Zurzach, CH) |
Circuit having improved firing angle symmetry for ignition pulses in the control of a multipulse rectifier
According to the invention, this problem is solved in a circuit having the following elements: (a) means for forming a control signal sequence from the ignition (firing) control signals; (b) means for... Read More
Inventors: Weibelzahl, Manfred; Meusel, Wolfgang; Schaumman, Kurt;, Assignee: Siemens Aktiengesellschaft (Berlin and Munich, DE) |
Power converter apparatus
What is claimed is: 1. A power converter apparatus for effecting power conversion between an a.c. system and a d.c. system by using a full-wave bridge circuit in which at least one arm is provided wit... Read More
Inventors: Shima, Seiya; Kuroha, Hiroaki; Ando, Takeki; Kurosawa, Toshiaki; Inaba, Hiromi; Sakai, Yoshio;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Power factor correction for variable speed drive
The system employs means to vary the amplitude of the voltage in the positive and negative rails to improve the power factor. An amplitude switch is located in one of the rails for switching on and of... Read More
Inventors: Leuthen, John M.;, Assignee: Hughes Tool Company (Houston, TX) |
Heat Accumulators 
