Patents by Inventor John Edward Steele
John Edward Steele 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).
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Patent number: 10745769Abstract: The invention discloses a method for treating an animal substrate comprising: agitating the moistened animal substrate with a treatment formulation and a solid particulate material in a sealed apparatus wherein the treatment formulation comprises a tanning agent or a tannery process agent. The method can comprise applying the tanning agent or tannery process agent to the animal substrate wherein at least some of the agent so applied originates from the treatment formulation. There is also disclosed an animal substrate obtained by the method. The treatment formulation can be aqueous.Type: GrantFiled: April 11, 2014Date of Patent: August 18, 2020Assignee: Xeros LimitedInventor: John Edward Steele
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Patent number: 10494590Abstract: The invention provides a cleaning formulation comprising a multiplicity of solid cleaning particles, wherein the solid cleaning particles comprise polymeric particles and at least one cleaning agent, wherein the at least one cleaning agent is immobilised on the surface of the polymeric particles. Typically the at least one cleaning agent is immobilised on the surface of the polymeric particles by means of chemical bonds, typically ionic bonds, hydrogen bonds, covalent bonds, polar bonds, or bonds formed by virtue of unequal charge distributions between polymeric particles and immobilised materials. The invention also provides a method for the cleaning of a substrate, the method comprising the treatment of the substrate with a formulation according to the invention, and a method for the preparation of the cleaning formulation of the invention which comprises treating a multiplicity of polymeric particles with at least one cleaning agent.Type: GrantFiled: July 8, 2013Date of Patent: December 3, 2019Assignee: Xeros LimitedInventors: Elizabeth Jean Abercrombie, Ana America Tellechea Lopez, John Edward Steele, Stephen Derek Jenkins
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Patent number: 10301691Abstract: A method for tanning an animal substrate comprising the steps: i) agitating the animal substrate with a chromium-free tanning agent; and ii) agitating the animal substrate with a tanning agent having an oxazolidine group; wherein at least some of the agitation is performed in the presence of a solid particulate material having an average particle size of from 1 to 500 mm.Type: GrantFiled: October 1, 2015Date of Patent: May 28, 2019Assignee: Xeros LimitedInventors: Addis Duki Feyisa, John Edward Steele
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Publication number: 20180134994Abstract: Apparatus (200) for the treatment of one or more substrates comprising a treatment chamber configured to receive a liquid medium and one or more substrates; a supply of a treatment gas comprising ozone; and one or more conduits to convey said treatment gas to a bubble generator (41) wherein said bubble generator is operable to form bubbles of said treatment gas in said liquid medium, wherein the apparatus comprises a multiplicity of solid particles (46). A method of treating one or more substrates, the method comprising agitating said one or more substrates in a treatment formulation comprising a multiplicity of solid particles, a liquid medium and bubbles of ozone.Type: ApplicationFiled: June 17, 2016Publication date: May 17, 2018Applicants: Xeros Limited, Xeros LimitedInventors: John Edward STEELE, William Bauer Jay ZIMMERMAN
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Publication number: 20180016528Abstract: A method of removing at least a portion of an oxide layer from the surface of a metal substrate comprising exposing the metal substrate to a body of treatment liquor comprising a treatment formulation and a multiplicity of solid particles which comprise or consists of a multiplicity of polymeric particles and wherein said treatment formulation comprises one or more promoters selected from the group consisting of acids, bases and surfactants wherein the method further comprises causing the solid particles and the metal substrate to enter into contacting relative movement.Type: ApplicationFiled: March 3, 2014Publication date: January 18, 2018Applicant: Xeros LimitedInventors: John Edward Steele, Robert Andrew Bird
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Patent number: 9845516Abstract: The invention discloses a method for treating an animal substrate comprising: agitating the moistened animal substrate with an aqueous treatment formulation and a solid particulate material in a sealed apparatus, wherein the aqueous treatment formulation comprises at least one colorant. There is also disclosed an animal substrate obtained by the method and finished leather goods obtained by the method.Type: GrantFiled: April 11, 2014Date of Patent: December 19, 2017Assignee: Xeros LimitedInventor: John Edward Steele
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Publication number: 20170240980Abstract: A method for tanning an animal substrate comprising the steps: i) agitating the animal substrate with a chromium-free tanning agent; and ii) agitating the animal substrate with a tanning agent having an oxazolidine group; wherein at least some of the agitation is performed in the presence of a solid particulate material having an average particle size of from 1 to 500 mm.Type: ApplicationFiled: October 1, 2015Publication date: August 24, 2017Inventors: Addis Duki FEYISA, John Edward STEELE
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Publication number: 20160251603Abstract: A method of removing at least a portion of an oxide layer from the surface of a metal substrate comprising exposing the metal substrate to a body of treatment liquor comprising a treatment formulation and a multiplicity of solid particles which comprise or consists of a multiplicity of polymeric particles and wherein said treatment formulation comprises one or more promoters selected from the group consisting of acids, bases and surfactants wherein the method further comprises causing the solid particles and the metal substrate to enter into contacting relative movement.Type: ApplicationFiled: March 3, 2014Publication date: September 1, 2016Applicant: Xeros LimitedInventors: John Edward Steele, Robert Andrew Bird
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Publication number: 20160251602Abstract: A method of cleaning a metal substrate, the method comprising exposing the metal substrate to a body of cleaning liquor comprising a cleaning formulation and a multiplicity of solid particles wherein the method further comprises causing the solid particles and the metal substrate to enter into contacting relative movement; wherein i) the cleaning formulation comprises at least one acid which has a pKa greater than about ?1.7; and/or ii) the cleaning formulation comprises at least one base which has a pKb greater than about ?1.7; and the length of the particles is from about 0.5 mm to about 6 mm.Type: ApplicationFiled: March 3, 2014Publication date: September 1, 2016Applicant: Xeros LimitedInventors: John Edward Steele, Robert Andrew Bird
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Publication number: 20160040260Abstract: The invention discloses a method for treating an animal substrate comprising: agitating the moistened animal substrate with a treatment formulation and a solid particulate material in a sealed apparatus wherein the treatment formulation comprises a tanning agent or a tannery process agent. The method can comprise applying the tanning agent or tannery process agent to the animal substrate wherein at least some of the agent so applied originates from the treatment formulation. There is also disclosed an animal substrate obtained by the method. The treatment formulation can be aqueous.Type: ApplicationFiled: April 11, 2014Publication date: February 11, 2016Inventor: John Edward STEELE
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Publication number: 20160032522Abstract: The invention discloses a method for treating an animal substrate comprising: agitating the moistened animal substrate with an aqueous treatment formulation and a solid particulate material in a sealed apparatus, wherein the aqueous treatment formulation comprises at least one colourant. There is also disclosed an animal substrate obtained by the method and finished leather goods obtained by the method.Type: ApplicationFiled: April 11, 2014Publication date: February 4, 2016Inventor: John Edward STEELE
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Publication number: 20150152357Abstract: The invention provides a cleaning formulation comprising a multiplicity of solid cleaning particles, wherein the solid cleaning particles comprise polymeric particles and at least one cleaning agent, wherein the at least one cleaning agent is immobilised on the surface of the polymeric particles. Typically the at least one cleaning agent is immobilised on the surface of the polymeric particles by means of chemical bonds, typically ionic bonds, hydrogen bonds, covalent bonds, polar bonds, or bonds formed by virtue of unequal charge distributions between polymeric particles and immobilised materials. The invention also provides a method for the cleaning of a substrate, the method comprising the treatment of the substrate with a formulation according to the invention, and a method for the preparation of the cleaning formulation of the invention which comprises treating a multiplicity of polymeric particles with at least one cleaning agent.Type: ApplicationFiled: July 8, 2013Publication date: June 4, 2015Applicant: XEROS LIMITEDInventors: Elizabeth Jean Abercrombie, Ana America Tellechea Lopez, John Edward Steele, Stephen Derek Jenkins
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Publication number: 20130167882Abstract: The invention provides a method for the treatment of polymeric particles recovered after use in cleaning processes for soiled substrates, the method comprising treating the particles with a particle cleaning agent. Preferably, said agent comprises at least one surfactant. Preferably said agent comprises an aqueous medium. Typically, the polymeric particles comprise particles of nylon or polyester. The invention also provides a method for cleaning a soiled substrate, the method comprising the steps of: (a) treating polymeric particles with a particle cleaning agent; and (b) treating a moistened substrate with a formulation comprising a multiplicity of said treated polymeric particles. Most preferably, the substrate comprises a textile fibre or fabric.Type: ApplicationFiled: September 14, 2011Publication date: July 4, 2013Applicant: XEROS LIMITEDInventors: Stephen Martin Burkinshaw, Stephen Derek Jenkins, Frazer John Kennedy, John Edward Steele