Patents by Inventor Mohammed Aleemul Haq
Mohammed Aleemul Haq 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: 10934787Abstract: A mill for use in a wellbore includes a tubular housing having a bore therethrough and a plurality of eccentrically arranged pockets formed in a wall thereof and an arm disposed in each pocket. Each arm has a body portion and a blade portion extending from an outer surface of the body portion and is movable between an extended position and a retracted position. The mill further includes cutters disposed along each blade portion and a block disposed in each pocket and connected to the housing. Each block has a guide engaged with a mating guide of the respective body portion and an inner passage for providing fluid communication between the housing bore and the respective pocket. The mill further includes an actuator for extending the arms.Type: GrantFiled: March 29, 2018Date of Patent: March 2, 2021Assignee: Weatherford Technology Holdings, LLCInventors: Ram K. Bansal, Mohammed Aleemul Haq, Thomas F. Bailey, Richard J. Segura, Ian Smith
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Patent number: 10167690Abstract: A method of cutting a tubular includes disposing a rotatable cutter assembly in the tubular, the cutter assembly including a blade having a cutting portion; engaging the tubular using a trailing cutting structure of the cutting portion; engaging the tubular using an intermediate cutting structure of the cutting portion; forming a window in the tubular; and longitudinally extending the window using a leading cutting structure of the cutting portion. A rotatable blade includes a blade body extendable from a retracted position; and a cutting portion on the blade body having: a trailing cutting structure configured to engage the tubular, an intermediate cutting structure configured to engage the tubular while the trailing cutting structure engages the tubular, a leading cutting structure configured to engage an exposed wall thickness of the tubular; and an integral stabilizer disposed on at least a portion of an outer surface of the blade body.Type: GrantFiled: May 27, 2016Date of Patent: January 1, 2019Assignee: Weatherford Technology Holdings, LLCInventors: Mohammed Aleemul Haq, Richard J. Segura, David W. Teale
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Publication number: 20180216419Abstract: A mill for use in a wellbore includes a tubular housing having a bore therethrough and a plurality of eccentrically arranged pockets formed in a wall thereof and an arm disposed in each pocket. Each arm has a body portion and a blade portion extending from an outer surface of the body portion and is movable between an extended position and a retracted position. The mill further includes cutters disposed along each blade portion and a block disposed in each pocket and connected to the housing. Each block has a guide engaged with a mating guide of the respective body portion and an inner passage for providing fluid communication between the housing bore and the respective pocket. The mill further includes an actuator for extending the arms.Type: ApplicationFiled: March 29, 2018Publication date: August 2, 2018Inventors: Ram K. BANSAL, Mohammed Aleemul HAQ, Thomas F. BAILEY, Richard J. SEGURA, Ian SMITH
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Patent number: 9938781Abstract: A mill for use in a wellbore includes a tubular housing having a bore therethrough and a plurality of eccentrically arranged pockets formed in a wall thereof and an arm disposed in each pocket. Each arm has a body portion and a blade portion extending from an outer surface of the body portion and is movable between an extended position and a retracted position. The mill further includes cutters disposed along each blade portion and a block disposed in each pocket and connected to the housing. Each block has a guide engaged with a mating guide of the respective body portion and an inner passage for providing fluid communication between the housing bore and the respective pocket. The mill further includes an actuator for extending the arms.Type: GrantFiled: September 25, 2014Date of Patent: April 10, 2018Assignee: WEATHERFORD TECHNOLOGY HOLDINGS, LLCInventors: Ram K. Bansal, Mohammed Aleemul Haq, Thomas F. Bailey, Richard J. Segura, Ian Smith
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Publication number: 20160348455Abstract: A method of cutting a tubular includes disposing a rotatable cutter assembly in the tubular, the cutter assembly including a blade having a cutting portion; engaging the tubular using a trailing cutting structure of the cutting portion; engaging the tubular using an intermediate cutting structure of the cutting portion; forming a window in the tubular; and longitudinally extending the window using a leading cutting structure of the cutting portion. A rotatable blade includes a blade body extendable from a retracted position; and a cutting portion on the blade body having: a trailing cutting structure configured to engage the tubular, an intermediate cutting structure configured to engage the tubular while the trailing cutting structure engages the tubular, a leading cutting structure configured to engage an exposed wall thickness of the tubular; and an integral stabilizer disposed on at least a portion of an outer surface of the blade body.Type: ApplicationFiled: May 27, 2016Publication date: December 1, 2016Inventors: Mohammed Aleemul HAQ, Richard J. SEGURA, David W. TEALE
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Patent number: 9435176Abstract: A wellbore cleaning tool for removing irregularities along the inner surface of a wellbore tubular may include a top sub, a cutting assembly, and a bottom sub. The tool is operable to remove irregularities, such as debris, burrs, and jagged edges, along the inside of the wellbore tubular, and thereby provide a clean, inner surface finish. The tool may be actuated into a retracted position, an extended position, and/or a deactivated position.Type: GrantFiled: October 26, 2012Date of Patent: September 6, 2016Assignee: Weatherford Technology Holdings, LLCInventors: Ram K. Bansal, Arthur Warren Meeks, Mohammed Aleemul Haq, Bin Xiao, Miroslav Mihalj, David Peter Kippie, Thomas F. Bailey
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Publication number: 20150101812Abstract: A mill for use in a wellbore includes a tubular housing having a bore therethrough and a plurality of eccentrically arranged pockets formed in a wall thereof and an arm disposed in each pocket. Each arm has a body portion and a blade portion extending from an outer surface of the body portion and is movable between an extended position and a retracted position. The mill further includes cutters disposed along each blade portion and a block disposed in each pocket and connected to the housing. Each block has a guide engaged with a mating guide of the respective body portion and an inner passage for providing fluid communication between the housing bore and the respective pocket. The mill further includes an actuator for extending the arms.Type: ApplicationFiled: September 25, 2014Publication date: April 16, 2015Inventors: Ram K. BANSAL, Mohammed Aleemul HAQ, Thomas F. BAILEY, Richard J. SEGURA, Ian SMITH
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Publication number: 20140116712Abstract: A wellbore cleaning tool for removing irregularities along the inner surface of a wellbore tubular may include a top sub, a cutting assembly, and a bottom sub. The tool is operable to remove irregularities, such as debris, burrs, and jagged edges, along the inside of the wellbore tubular, and thereby provide a clean, inner surface finish. The tool may be actuated into a retracted position, an extended position, and/or a deactivated position.Type: ApplicationFiled: October 26, 2012Publication date: May 1, 2014Applicant: Weatherford/Lamb, Inc.Inventors: Ram K. Bansal, Arthur Warren Meeks, Mohammed Aleemul Haq, Bin Xiao, Miroslav Mihalj, David Peter Kippie, Thomas F. Bailey