Patents Examined by Stuart L. Hendrickson
  • Patent number: 10974221
    Abstract: Methods for the manufacture of sorbent compositions, sorbent compositions and methods for using the sorbent compositions. The methods include the utilization of an acidic halogen solution as a source of a halogen species that is dispersed on a solid sorbent. The use of the acidic halogen solution results in a highly active halogen species that demonstrates improved efficacy for the removal of heavy metal(s) from a flue gas. The sorbent composition includes a substantially amorphous halogen species associated with a solid sorbent such as powdered activated carbon (PAC).
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: April 13, 2021
    Assignee: ADA Carbon Solutions, LLC
    Inventors: Mowen Li, Christopher Vizcaino, Roger H. Cayton, Jacob B. Lowring
  • Patent number: 10974224
    Abstract: The present invention relates to an activated carbon having an electric conductivity of 3.5 S/cm or more obtained by powder resistance measurement under a load of 12 kN and an oxygen content of 3.0% by mass or more, and a metal-carrying activated carbon using the same, and the like.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: April 13, 2021
    Assignee: KURARAY CO., LTD
    Inventors: Keita Takahashi, Takayuki Yoshikawa, Takayuki Yamada
  • Patent number: 10947122
    Abstract: The present invention discloses a method for the production of low ash activated charcoal from a carbon-containing raw material such as peat, in which method a damp mass of raw material is subjected to a hydrothermal carbonization process, in which the mass is heated to a temperature of 150 to 350 C and the process pressure increased to 10 to 40 bar, and the carbonized material obtained from the hydrothermal carbonization process is activated by heating it to a temperature above 400° C. The present invention further relates to the use of carbonized material obtained from the hydrothermal carbonization process for the production of activated charcoal.
    Type: Grant
    Filed: January 9, 2017
    Date of Patent: March 16, 2021
    Assignee: Vapo Oy
    Inventors: Mika Timonen, Hannu Lamberg
  • Patent number: 10947125
    Abstract: A furnace may include at least two vertical shafts, each of which may have at an upper end thereof an inlet for material to be burnt and at a lower end thereof a burnt material outlet. The inlet and the outlet may be connected by a transfer channel. In each case, at least one main burner may be positioned above the transfer channel, and a cooling gas inlet may be positioned below the transfer channel. At least one additional burner may be positioned below the transfer channel in each of the shafts. Such a furnace can be operated such that the material to be burnt in the currently fired shaft is at least partially calcined in a main burning zone above the transfer channel, and then thermally aftertreated in an additional burning zone positioned between the transfer channel and the additional burner.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: March 16, 2021
    Assignees: MAERZ OFENBAU AG, thyssenkrupp AG
    Inventors: Hannes Piringer, Patrick Bucher
  • Patent number: 10941042
    Abstract: In one aspect, the disclosure relates to processes for preparation of a carbon foam material, the process comprising heating in a microwave heating apparatus a mixture comprising a coal material and a flux agent. In other aspects, relates to processes for preparation of a carbon foam material, the process comprising heating in a microwave heating apparatus a mixture comprising a coal material, a foaming pitch material and a flux agent. In a further aspect, the mixture comprising a coal material, a foaming pitch material and a flux agent after heating in the microwave heating apparatus can form a pseudo-fluid material. In a still further aspect, the pseudo-fluid material can be arranged in mold, and then further heated to form a carbon foam. The disclosure, in further aspects, relates to processes further providing carbon materials such as carbon composite materials, graphite, graphite flakes, and graphene.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: March 9, 2021
    Assignee: West Virginia University
    Inventors: Alfred Stiller, Christopher Yurchick
  • Patent number: 10919803
    Abstract: Process for manufacturing a milk of lime of great fineness comprising at least the steps of providing one lime compound and forming said milk of lime with a process water and said lime compound.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: February 16, 2021
    Assignee: S. A. Lhoist Recherche et Developpement
    Inventors: Guillaume Criniere, Robert Sebastian Gartner
  • Patent number: 10920086
    Abstract: The present invention relates to a method for oxidizing a carbon black which can prevent or alleviate change in the surface oxidation degree of the carbon black by a residual ozone after surface oxidation reforming, and a method for preparing the carbon black by comprising it in a single continuous process.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: February 16, 2021
    Assignee: OCI COMPANY LTD.
    Inventor: Jae-Seok Lee
  • Patent number: 10913057
    Abstract: The invention concerns particles which may include a catalytically active component, in the form of a three-dimensional ellipsoidal shape having three major axes at least two of which axes are of different lengths. Beds of such particles are useful for forming particle beds through which a fluid may flow.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: February 9, 2021
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Duncan Coupland, Sophie Winfield
  • Patent number: 10913040
    Abstract: A pressurized carbonation reaction apparatus and method thereof are provided. The apparatus comprises: an atomizing gas tank, a plurality of compressors, a plurality of buffer tanks, a plurality of pre-heaters, a pressurized liquid tank, a nozzle, a raw material tank, a carbon dioxide tank, a high-pressure reactor, a raw product tank, a feed pump, a plurality of pressure display gauges, a plurality of temperature controllers with display gauges and a plurality of back pressure valves.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: February 9, 2021
    Assignee: XIAMEN UNIVERSITY
    Inventors: Jun Li, Qunhong Liu, Wenxin Wei, Bao Zhu, Xiaohui Hu, Hongtao Wang, Yuzhong Su, Yanzhen Hong
  • Patent number: 10907049
    Abstract: The present invention relates to a furnace black having a STSA surface area of at 130 m2/g to 350 m2/g wherein the ratio of BET surface area to STSA surface area is less than 1.1 if the STSA surface area is in the range of 130 m2/g to 150 m2/g, the ratio of BET surface area to STSA surface area is less than 1.2 if the STSA surface area is greater than 150 m2/g to 180 m2/g, the ratio of BET surface area to STSA surface area is less than 1.3 if the STSA surface area is greater than 180 m2/g, and the STSA surface area and the BET surface area are measured according to ASTM D 6556 and to a furnace process wherein the stoichiometric ratio of combustible material to O2 when forming a combustion gas stream is adjusted to obtain a k factor of less than 1.2 and the inert gas concentration in the reactor is increased while limiting the CO2 amount fed to the reactor. Also provided is an apparatus for conducting the process according to the present invention.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: February 2, 2021
    Assignee: ORION ENGINEERED CARBONS GMBH
    Inventors: Conny Vogler, Eddy Timmermans, Arndt-Peter Schinkel
  • Patent number: 10910638
    Abstract: A non-amorphous hard carbon material, synthesized from Furan-ring containing compounds, is described. These non-amorphous hard carbon materials have a d002 peak in their X-ray diffraction patterns, corresponding to an interlayer spacing of >3.6 ?, along with a prominent D-band peak in their Raman spectra. BET surface area values between 2 m2/gm and around 100 m2/gm can be obtained by controlling the processing parameters of temperature, time and heating rate. The higher surface area HCs—in Li-ion and Na-ion anode configurations—are capable of high charging rates up to 100 C with a cycle life of up to 1000 cycles. Composites of these non-amorphous hard carbons with silicon and lithium compounds are also disclosed.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: February 2, 2021
    Assignee: Farad Power, Inc
    Inventors: Shantanu Mitra, Vinod Nair
  • Patent number: 10894716
    Abstract: Provided is a method for producing a porous carbon material, containing a step of subjecting a mixture containing inorganic carbide particles and inorganic oxide particles to a heat treatment under a chlorine gas atmosphere.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: January 19, 2021
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Shinji Ishikawa, Takahiro Saito
  • Patent number: 10889760
    Abstract: A biomass gas-carbon co-production reactor includes: multiple downward bed pyrolysis zones, a gas-solid separation zone, an activated carbon activation zone, and a secondary pyrolysis reaction zone; wherein the activated carbon activation zone communicates with the gas-solid separation zone and the secondary pyrolysis reaction zone; tops of the downward bed pyrolysis zones penetrate through a top of the gas-solid separation zone, and a heat carrier inlet and a raw material inlet are symmetrically arranged on a left side and a right side of each of the downward bed pyrolysis zones; bottoms of the downward bed pyrolysis zones are located inside the secondary pyrolysis reaction zone for communicating; a fluidizing air inlet is provided at a bottom of the secondary pyrolysis reaction zone, and an activated gas inlet is provided at a top of the secondary pyrolysis reaction zone; an activated carbon outlet is provided on the gas-solid separation zone.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: January 12, 2021
    Assignee: Zhejiang University Of Science & Technoiogy
    Inventors: Xikun Gai, Wanpeng Liu, Yin Li, Jing Di, Lijuan Chen, Ruiqin Yang, Shengdao Shan
  • Patent number: 10879014
    Abstract: A carbonaceous material for electric double-layer capacitors that is based on a plant-derived carbon precursor, in which carbonaceous material: a BET specific surface area is 1,900 to 2,500 m2/g; an average pore size is 2.2 to 2.6 nm as determined by a nitrogen adsorption method; a volume of micropores having a pore size of 2 nm or smaller is 0.84 to 1.30 cm3/g as determined by the MP method; a ratio of a volume of micropores having a pore size of 1 to 2 nm with respect to the volume of the micropores having a pore size of 2 nm or smaller is 25 to 50% as determined by the MP method; and a volume of mesopores having a pore size of 2 to 50 nm is 0.16 to 0.4 cm3/g as determined by the BJH method.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: December 29, 2020
    Assignee: KURARAY CO., LTD.
    Inventors: Yumika Nishita, Shushi Nishimura, Yoshifumi Egawa, Kiyoto Otsuka
  • Patent number: 10876006
    Abstract: Disclosed are a production method for efficiently controlling a specific surface area of conductive carbon black, and a material delivering device. The production method for efficiently controlling a specific surface area of conductive carbon black includes making acetylene mixed with a hydrocarbon raw material undergo a pyrolysis reaction at 1300 to 1500° C., wherein the hydrocarbon raw material includes one, or a combination of more than one, of hydrocarbon compounds. When acetylene is introduced to undergo a pyrolysis reaction at 1800° C., conductive carbon black is obtained with a specific surface area of generally 80 m2/g or more. When acetylene is mixed with a hydrocarbon raw material so that the temperature of the pyrolysis reaction is reduced to 1300 to 1500° C., conductive carbon black is obtained with a specific surface area of substantially from 40 to 80 m2/g by controlling the pyrolysis temperature.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: December 29, 2020
    Assignee: Jiaozuo City Hexing Chemical Industry Co., Ltd.
    Inventors: Shuili Jia, Julan Jiao, Ningning Yang
  • Patent number: 10870761
    Abstract: The present disclosure relates to novel carbon black materials characterized by a good retention of their structure in the compressed state, as shown, e.g., by a relatively high ratio of compressed OAN/OAN. The materials may inter alia be characterized by a low viscosity in dispersions and by exhibiting low electrical resistivity. Such materials can be advantageously used in various applications, for example in the manufacture of electrochemical cells such as lithium ion batteries or as conductive additive in polymer composite materials. The disclosure also describes a procedure for making such a material as well as well as downstream uses and products comprising said carbon black material.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: December 22, 2020
    Assignee: ImerTech SAS
    Inventors: Michael E. Spahr, Simone Zürcher, Marlene Rodlert-Bacilieri, Flavio Mornaghini, Thomas M. Gruenberger
  • Patent number: 10870762
    Abstract: Disclosed herein are systems and methods for reducing the particulate matter content of an exhaust gas from a carbon black process.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: December 22, 2020
    Assignee: ORION ENGINEERED CARBONS GMBH
    Inventors: Russell Webb, Rodney Taylor, Daniel Horn, Ralf Bergsträsser, Donnie Loubiere, Kay Schmidt
  • Patent number: 10857515
    Abstract: A process for producing an adsorbent comprising activated carbon, wherein the process comprises a molding step of molding an adsorbent through a plurality of stages, and wherein the molding step comprises molding in a final stage performed by tableting.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: December 8, 2020
    Assignee: KURARAY CO., LTD.
    Inventors: Mitsunori Hitomi, Takayuki Yamada
  • Patent number: 10850231
    Abstract: Techniques are described for chemical sequestration of carbon dioxide and production of precipitated magnesium carbonate. The process can include contacting carbon dioxide from industrial emissions with water and magnesium-containing particulate material, such as serpentinite, which is thermally pre-treated and has a particle size of at most 75 microns. The process can also include separation of the loaded aqueous stream from the solids, followed by precipitation of magnesium carbonate material that includes carbon and oxygen from industrial emissions and magnesium from serpentinite or chrysotile mining residue, for example.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: December 1, 2020
    Assignee: Institut National de la Recherche Scientifique
    Inventors: Guy Mercier, Jean-Francois Blais, Emmanuelle Cecchi, Sanoopkumar Puthiya Veetil, Louis-Cesar Pasquier, Sandra Kentish
  • Patent number: 10851471
    Abstract: A CVD single crystal diamond material suitable for use in, or as, an optical device or element. It is suitable for use in a wide range of optical applications such as, for example, optical windows, laser windows, optical reflectors, optical refractors and gratings, and etalons. The CVD diamond material is produced by a CVD method in the presence of a controlled low level of nitrogen to control the development of crystal defects and thus achieve a diamond material having key characteristics for optical applications.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: December 1, 2020
    Assignee: Element Six Technologies Limited
    Inventors: Herman Philip Godfried, Geoffrey Alan Scarsbrook, Daniel James Twitchen, Evert Pieter Houwman, Wilhelmus Gertruda Maria Nelissen, Andrew John Whitehead, Clive Edward Hall, Philip Maurice Martineau