{
  "$type": "site.standard.document",
  "description": "A bottom-hole assembly includes a measurement while drilling (MWD) tool with a first reference line, a downhole directional tool operatively coupled to the MWD tool and arranged downhole therefrom, the downhole directional tool including a second reference line, a projection device securable to the…",
  "path": "/patents/1376538",
  "publishedAt": "2025-08-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C15/006",
    "SAUDI ARABIAN OIL COMPANY"
  ],
  "textContent": "A bottom-hole assembly includes a measurement while drilling (MWD) tool with a first reference line, a downhole directional tool operatively coupled to the MWD tool and arranged downhole therefrom, the downhole directional tool including a second reference line, a projection device securable to the MWD tool and including a mount that includes opposing upper and lower clamps, and a spacer extending between the upper and lower clamps, an instrument line provided on the mount and alignable with the first reference line and a projection instrument operatively coupled to the mount and operable to generate and convey a beam of light and a projection detection sensor securable to the downhole directional tool and aligned with the second reference line, the projection detection sensor being arranged to receive the beam of light.",
  "title": "TOOLFACE OFFSET MEASUREMENT TOOL"
}