Patents by Inventor Rodney Martin Sambrook

Rodney Martin Sambrook has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Desulfurization agent
    Patent number: 9987625
    Abstract: The present disclosure is directed to a desulphurization agent for removing sulphurous species from a diluent or process stream, and a use of such agent. In some examples, the agent may include a compound of manganese, pore forming particles and a compound of copper. The agent may be introduced into or mixed with the diluent or process stream to effectuate removal of sulphurous species from the diluent or process stream.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: June 5, 2018
    Assignee: M-I Drilling Fluids UK Limited
    Inventor: Rodney Martin Sambrook
  • Method of Forming an Agent and its Use in Desulphurisation
    Publication number: 20160051974
    Abstract: The present disclosure is directed to a desulphurisation agent for removing sulphurous species from a diluent or process stream, and a use of such agent. In some examples, the agent may include a compound of manganese, pore forming particles and a compound of copper. The agent may be introduced into or mixed with the diluent or process stream to effectuate removal of sulphurous species from the diluent or process stream.
    Type: Application
    Filed: November 4, 2015
    Publication date: February 25, 2016
    Applicant: M-I Drilling Fluids UK Limited
    Inventor: Rodney Martin Sambrook
  • Method of forming an agent and its use in desulphurisation
    Patent number: 9205367
    Abstract: The present disclosure is directed to a desulphurization agent for removing sulphurous species from a diluent or process stream, and a use of such agent. In some examples, the agent may include a compound of manganese, pore forming particles and a compound of copper. The agent may be introduced into or mixed with the diluent or process stream to effectuate removal of sulphorous species from the diluent or process stream.
    Type: Grant
    Filed: September 23, 2014
    Date of Patent: December 8, 2015
    Assignee: M-I Drilling Fluids UK Limited
    Inventor: Rodney Martin Sambrook
  • Method of Forming an Agent and its Use in Desulphurisation
    Publication number: 20150105240
    Abstract: The present disclosure is directed to a desulphurisation agent for removing sulphurous species from a diluent or process stream, and a use of such agent. In some examples, the agent may include a compound of manganese, pore forming particles and a compound of copper. The agent may be introduced into or mixed with the diluent or process stream to effectuate removal of sulphorous species from the diluent or process stream.
    Type: Application
    Filed: September 23, 2014
    Publication date: April 16, 2015
    Applicant: M-I DRILLING FLUIDS UK LIMITED
    Inventor: Rodney Martin Sambrook
  • Method of forming an agent and its use in desulphurisation
    Patent number: 8871675
    Abstract: A method of forming an agent for removing or separating a species from a diluent or process stream, e.g. a desulphurization agent. The method comprises mixing at least one compound of manganese and pore forming articles.
    Type: Grant
    Filed: October 2, 2007
    Date of Patent: October 28, 2014
    Assignee: M I Drilling Fluids UK Ltd.
    Inventor: Rodney Martin Sambrook
  • METHOD OF FORMING AN AGENT AND ITS USE IN DESULPHURISATION
    Publication number: 20100072139
    Abstract: A method of forming an agent for removing or separating a species from a diluent or process stream, e.g. a desulphurisation agent. The method comprises mixing at least one compound of manganese and pore forming articles.
    Type: Application
    Filed: October 2, 2007
    Publication date: March 25, 2010
    Applicant: M-I DRILLING FLUIDS UK LIMITED
    Inventor: Rodney Martin Sambrook
  • Bicontinuous composites
    Patent number: 7290586
    Abstract: A ceramic foam having pores in the range of 20 to 800 microns and 10 to 30 % of theoretical density is placed in a preheated mould and molten metal or plastics is drawn in to form a bicomposite structure.
    Type: Grant
    Filed: August 22, 2001
    Date of Patent: November 6, 2007
    Assignee: Dytech Corporation Limited
    Inventor: Rodney Martin Sambrook
  • Use of a porous carrier
    Publication number: 20040265350
    Abstract: A porous carrier having interconnected porosity is loaded with drug or other material for controlled release of the drug or other material.
    Type: Application
    Filed: December 3, 2003
    Publication date: December 30, 2004
    Inventors: Rodney Martin Sambrook, Wayne Austin, Michael Hannon, Mark Rodney Sambrook
  • Production of porous articles
    Publication number: 20040253279
    Abstract: An aqueous dispersion of ceramic particles and containing a polymerisable monomer was foamed before polymerisation, e.g., using a catalyst and initiator, was started.
    Type: Application
    Filed: April 8, 2004
    Publication date: December 16, 2004
    Applicant: Dytech Corporation Limited
    Inventors: Robert Terence Smith, Rodney Martin Sambrook
  • Bicontinuous composites
    Publication number: 20040094284
    Abstract: A ceramic foam having pores in the range of 20 to 800 micron and 10 to 30% of theoretical density is placed in a preheated mould and molten metal or plastics is drawn in to form a biocomposite structure.
    Type: Application
    Filed: June 2, 2003
    Publication date: May 20, 2004
    Inventor: Rodney Martin Sambrook
  • Porous ceramic matrices
    Patent number: 6617270
    Abstract: A dispersion is made up of water refractory particles and material for forming pores and a polymeric dispersion. A water sensitive destabilising agent is added to increase the viscosity of the mix and cause it to solidify to form a green body which is removed from a mould and then heated and sintered.
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: September 9, 2003
    Assignee: Dytech Corporation Limited
    Inventors: Wayne Austin, Rodney Martin Sambrook, Yan Yin
  • Extrusion of ceramic compositions and ceramic composition therefor
    Publication number: 20030146538
    Abstract: A ceramic paste composition containing a liquid carrier, ceramic particles, a binder and a dispersant additionally contains a cushioning agent so that it may be extruded at a low extrusion pressure, i.e. below about 0.04 MPa. The cushioning agent is in the form of particles which have a bulk modulus of elasticity of from about 0.1 MPa to about 4 MPa.
    Type: Application
    Filed: April 1, 2003
    Publication date: August 7, 2003
    Inventors: Rodney Martin Sambrook, Wayne Austin, Yan Yin
  • Catalyst carrier carrying nickel ruthenium and lanthanum
    Publication number: 20020042340
    Abstract: A catalyst, especially for steam reforming hydrocarbons, comprises nickel and ruthenium metals in intimate admixture with lanthana and alumina on a preformed, preferably porous, carrier.
    Type: Application
    Filed: July 23, 2001
    Publication date: April 11, 2002
    Inventors: John Kevin Dunleavy, Rodney Martin Sambrook
  • Manufacture of ceramic articles
    Patent number: 5922272
    Abstract: A moldable ceramic composition is made by forming the suspension of electrically charged ceramic particles and then coagulating.
    Type: Grant
    Filed: March 26, 1997
    Date of Patent: July 13, 1999
    Assignee: Dytech Corporation Limited
    Inventors: Rodney Martin Sambrook, Jon Binner, Jason Davies, Andrew McDermott
  • Production of ceramic articles
    Patent number: 5772953
    Abstract: A water soluble acrylate is polymerised to bind ceramic particles in a dispersion. The polymer is then burned away.
    Type: Grant
    Filed: November 4, 1996
    Date of Patent: June 30, 1998
    Assignee: Dytech Corporation, Ltd.
    Inventors: Rodney Martin Sambrook, Robert Terence Smith
  • Production of porous articles
    Patent number: 5705448
    Abstract: A gas generating substance is added to an aqueous dispersion containing refractory particles and a polymerizable monomer and the pressure and/or temperature are adjusted so that the substance generates the gas before the polymerization gets underway; to control the formation of pores.
    Type: Grant
    Filed: November 4, 1996
    Date of Patent: January 6, 1998
    Assignee: Dytech Corporation Limited
    Inventors: Rodney Martin Sambrook, Robert Terence Smith