Patents Assigned to CHAMMAS PLASMA CUTTERS LLC
  • Non-mechanical ported perforating torch
    Patent number: 11719079
    Abstract: A perforating torch includes a thermal igniter assembly, a compressed grain magazine, and a perforating head assembly. The compressed grain magazine is coupled to the thermal igniter. The perforating head assembly includes a port. A port plug may be positioned in the port. A rupture disc may be positioned between the compressed grain magazine and the perforating head.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: August 8, 2023
    Assignee: CHAMMAS PLASMA CUTTERS LLC
    Inventors: Todd Joseph Watkins, Jian Zhang, Michel Chammas
  • Downhole circular cutting torch
    Patent number: 11560765
    Abstract: A circular cutting torch includes a thermal igniter assembly; a compressed grain magazine, the compressed grain magazine coupled to the thermal igniter; and a severing head assembly. The severing head assembly includes a one-piece severing head and a progressive compression deflector. The one-piece severing head and progressive compression deflector define a radial gap therebetween used to expel a jet of molten combustible material for cutting a downhole tubular member such as pipe or casing.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: January 24, 2023
    Assignee: CHAMMAS PLASMA CUTTERS LLC
    Inventors: Todd Joseph Watkins, Jian Zhang