Press-cushion sheet
We claim: 1. A press-cushion sheet comprising a multiple-ply woven fabric having three- to six-ply weave structure and composed of warps and wefts consisting of heat-resistant fiber spun yarns with a ... Read More
Inventors: Takimoto, Noboru; Shimeno, Syuichi; Tanaka, Makoto; Seki, Tadashi;, Assignee: Teijin Limited (Osaka, JP) |
Membrane separation of hydrocarbons
OF THE INVENTION As was previously discussed, the present invention relates to a process for the separation of liquids of disparate molecular weight utilizing, as a means for separation, a membrane. ... Read More
Inventors: Funk, Edward W.; Kulkarni, Sudhir S.; Chang, Y. Alice;, Assignee: UOP Inc. (Des Plaines, IL) |
Chromatographic separation method and associated apparatus
The present invention has met the above-described need by providing means for effectively controlling the flow rate through a column such as a capillary or packed column in supercritical fluid chromat... Read More
Inventors: Kumar, M. Lalith;, Assignee: Suprex Corporation (Pittsburgh, PA) |
Nickel and cobalt alloys which contain tungsten aand carbon and have been processed by rapid solidification process and method
OF THE INVENTION In accordance with the present invention nickel and cobalt base alloys containing 15-35 atom percent of tungsten are alloyed with 0-10 atom percent of one or more of chromium and iro... Read More
Inventors: Ray, Ranjan; Panchanathan, Viswanathan;, Assignee: Marko Materials, Inc. (No. Billerica, MA) |
Photomask blank and photomask
It is an object of this invention to overcome the problems encountered with respect to known hard masks as described above and thereby to provide photomask blanks and photomasks having high durability... Read More
Inventors: Kaneki, Satoru; Tabuchi, Kazuhiro;, Assignee: Dai Nippon Insatsu Kabushiki Kaisha (Tokyo, JP) |
Fine screen and fine screen stack, their use and process for the manufacture of fine screens
The problem addressed by the invention is the creation of fine screens which combine the good properties of metal fabrics with an improved retention capability, but without leading to significantly gr... Read More
Inventors: Iniotakis, Nicolas; von der Decken, Claus-Benedict; Frohling, Werner; Schoeller, Jochen; Grossman, Hermann;, Assignee: Kernforschungsanlage Julich Gesellschaft mit beschrankter Haftung (Julich, DE); Schoeller; Jochen (Duren, DE) |
Inorganic porous membrane
What is claimed is: 1. A multilayer inorganic porous membrane consisting of a monolayer or multilayer porous support having at least one surface integrally formed thereon with a porous thin layer havi... Read More
Inventors: Abe, Fumio; Mori, Hiroshi; Takagi, Shigekazu;, Assignee: NGK Insulators, Ltd. (JP) |
Spray-applied fluoropolymer films for gas separation membranes
What is claimed is: 1. A Process for preparing a gas separation membrane comprising a microporous solid substrate having on one surface a thin, substantially continuous film of an amorphous polymer of... Read More
Inventors: Blanchet-Fincher, Graciela B.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Gas drying apparatus and method
I have found that a certain arrangement of perforated plates will enhance the efficiency of moisture removal from natural gas. Specifically, I use an upstream juxtaposition of perforated carbon and st... Read More
Inventors: Dingfelder, Alan W.;, Assignee: |
Integral honeycomb-like support of very thin single crystal slices
What is claimed is: 1. A method of forming very thin semiconductor slices which comprises the steps of: a. providing a wafer of semiconductor material of predetermined crystallographic orientation and... Read More
Inventors: Kendall, Don Leslie; Knowles, Jr., John C.;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Methods for producing hollow microspheres made from dispersed particle compositions
The present invention relates to hollow microspheres made from dispersed particle film forming compositions comprising dispersed particles, binder, film stabilizing agent, dispersing agent and continu... Read More
Inventors: Torobin, Leonard B.;, Assignee: |
Methods for manufacturing a filter
What is claimed is: 1. A method for manufacturing a filter comprising a substrate, a membrane, and a filter element means for removing particles from an unfiltered fluid from an unfiltered fluid sourc... Read More
Inventors: Saaski, Elric W.; Lawrence, Dale M.;, Assignee: Research International, Inc. (Woodinville, WA) |
Filter well and method for its manufacture
According to the present invention it has been found that a more efficient filter support surface with regard to residual liquid can be obtained if the flow channel pattern is designed more densely an... Read More
Inventors: Aksberg, Arvi;, Assignee: Pharmacia Biotech AB (Uppsala, SE) |
Filter
It is an object of the present invention to provide an improved filter for filtering fluid to flow through a fluid flow passage extending through inside and outside of a cylindrical member, which filt... Read More
Inventors: Aota, Mitsuhiro;, Assignee: Unisia Jecs Corporation (Atsugi, JP) |
Ion implanation of titanium workpieces without surface discoloration
It is a principal object of the present invention to overcome the above disadvantages by providing a process for preventing the surface discoloration of orthopaedic surgical implants made of titanium ... Read More
Inventors: Sioshansi, Piran;, Assignee: Spire Corporation (Bedford, MA) |
Ion implantation of spherical surfaces
It is a principal object of the present invention to overcome the above disadvantages by providing an improved process and an apparatus for the large scale uniform ion implantation of spherical surfac... Read More
Inventors: Oliver, Richard W.;, Assignee: Spire Corporation (Bedford, MA) |
CVD thin film compounds
It is a principal object of the present invention to overcome the above disadvantages by providing ferroelectric thin film materials by chemical vapor deposition having improved electrical properties ... Read More
Inventors: Greenwald, Anton C.;, Assignee: Spire Corporation (Bedford, MA) |
Surgical implants and method
The present application is a continuation-in-part of pending application Ser. No. 07/514,503 filed Apr. 25, 1990 by Sioshansi et al, one of the co-inventors herein, and assigned to said common assigne... Read More
Inventors: Sioshansi, Piran; Tobin, Eric J.;, Assignee: Spire Corporation (Bedford, MA) |
Percutaneous vascular unipolar electrically conductive sheath
It is an object of the invention to provide a device used to conduct electricity in a unipolar configuration which provides an electrical conductor to serve as the common connection as well as providi... Read More
Inventors: Goldman, Daniel S.;, Assignee: |
Heating pad
OF THE DRAWINGS In the drawings wherein like reference characters denote similar elements throughout the several views: FIG. 1 is an overhead plan view of the heating pad according the invention; FIG... Read More
Inventors: Glucksman, Dov;, Assignee: Appliance Development Corp. (Danvers, MA) |
Color removal from paper and pulp mill aqueous effluents
As previously noted, the instant process is suitable for removal of color bodies from all aqueous effluents from paper and pulp plants. Description of the process, however, will be made in connection... Read More
Inventors: Fremont, Henry A.;, Assignee: Champion International Corporation (Stamford, CT) |
Honeycombed filter support disc
This invention relates to a honeycombed disc and will have application to filter supports, mixers, and fluid flow balancers and separators in the extruded plastics art. Plastic extruding machines gene... Read More
Inventors: Malinowski, Raymond J.;, Assignee: |
Process for separating ethanol from aqueous solution
The present invention provides a process for separating ethanol from an aqueous solution by supercritical or near supercritical extraction in combination with reverse osmosis comprising contacting an ... Read More
Inventors: Tan, Chung-Sung;, Assignee: National Tsing Hua University (Hsingchu, TW) |
Cross-flow filtration apparatus and method
OF THE PREFERRED EMBODIMENTS The present invention provides for the use of cross-flow microfiltration to remove inorganic salts from supercritical water under isothermal conditions. A high-pressure, ... Read More
Inventors: Li, Lixiong; Gloyna, Earnest F.; Goemmans, Marcel G.;, Assignee: Board of Regents, The University of Texas System (Austin, TX) |
Process and installation for the separation of heavy and light compounds by extraction using a supercritical fluid and nanofiltration
OF THE PREFERRED EMBODIMENT It is possible to introduce into the extractor (1) the solid or liquid phase constituting the starting product of the process according to the invention, using a pipe (5) ... Read More
Inventors: Sarrade, Stephane; Carles, Maurice; Perre, Christian; Vignet, Paul;, Assignee: Commissariat a L'Energie Atomique (FR) |
Method of separating materials from liposomes or lipid complexes
The present invention provides methods of separating liposomes or lipid complexes from a fluid containing the same by passing the fluid through a composite filter. The filter has a substrate and a mem... Read More
Inventors: Kelemen, Robyne J.; Durning, Anthony G.;, Assignee: The Liposome Company, Inc. (Princeton, NJ) |
Bound, active cellular organelles and method of producing same
We claim: 1. Cellular organelles, from the group consisting of mitochondria, microsomes and chloroplasts, bound and immobilized in an active state on a substantially inert and insoluble solid substrat... Read More
Inventors: Arkles, Barry; Brinigar, William S.;, Assignee: Temple University (Philadelphia, PA) |
Osmotic device for dispensing two different medications
OF THE DRAWINGS Turning now to the drawings in detail, which are an example of various osmotic delivery devices provided by the invention, and which example is not to be considered as limiting, one e... Read More
Inventors: Theeuwes, Felix; Barclay, Brian; Cortese, Richard;, Assignee: ALZA Corporation (Palo Alto, CA) |
Porous inorganic materials
According to one aspect of the present invention there is provided a porous cellular material comprising a plurality of cavities, each defined by a substantially spherical wall formed of a rigid inter... Read More
Inventors: Jones, Thomas R.; Gould, Caryl; Brown, Alan J.; James, Roger;, Assignee: ECC International Limited (GB2) |
Tissue inplant systems and methods for sustaining viable high cell densities within a host
To meet these and other objectives, the inventions provide improved implant assemblies and methodologies that can carry enough cells to be of therapeutic value to the host, yet occupy a relatively sma... Read More
Inventors: Brauker, James H.; Hill, Ronald S.; Martinson, Laura A.; Boggs, Daniel R.; Johnson, Robert C.;, Assignee: Baxter International Inc. (Deerfield, IL) |
Semiconductor manufacture 
