Patents by Inventor David H. Knoebel

David H. Knoebel 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).

  • Bromination process
    Patent number: 7358407
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: October 17, 2006
    Date of Patent: April 15, 2008
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • Bromination process
    Patent number: 7179950
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: June 20, 2005
    Date of Patent: February 20, 2007
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • Bromination process
    Patent number: 7129384
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: June 2, 2005
    Date of Patent: October 31, 2006
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • Bromination process
    Patent number: 6974887
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: May 14, 2004
    Date of Patent: December 13, 2005
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • Bromination process
    Patent number: 6958423
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: June 22, 2001
    Date of Patent: October 25, 2005
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • Bromination process
    Publication number: 20040210096
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Application
    Filed: May 14, 2004
    Publication date: October 21, 2004
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Saadat Hussain
  • Bromination process
    Patent number: 6768033
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from disphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: May 27, 2003
    Date of Patent: July 27, 2004
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • BROMINATION PROCESS
    Publication number: 20040110996
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Application
    Filed: May 27, 2003
    Publication date: June 10, 2004
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Saadat Hussain
  • Bromination process
    Patent number: 6603049
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economicaly treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: August 21, 2002
    Date of Patent: August 5, 2003
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • Bromination process
    Patent number: 6518468
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Grant
    Filed: June 4, 1996
    Date of Patent: February 11, 2003
    Assignee: Albemarle Corporation
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Jr., Saadat Hussain
  • Bromination process
    Publication number: 20010047118
    Abstract: This invention relates to a novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most economically treated to provide a high quality decabromodiphenylethane product.
    Type: Application
    Filed: June 22, 2001
    Publication date: November 29, 2001
    Inventors: John C. Parks, David H. Knoebel, Lawrence M. Jenkins, George H. Ransford, Gary L. Bowman, Saadat Hussain