The ornamental design for a mricoilhousing, as shown and described.
FIG. 1 is a top perspective view of the MRI coil housing of the present invention;
FIG. 2 is an end view of the MRI coil housing;
FIG. 3 is a rear view of the MRI coil housing;
FIG. 4 is a front view of the MRI coil housing;
FIG. 5 is a top plan view of the MRI coil housing; and,
FIG. 6 is a bottom plan view of the MRI coil housing.
The broken lines in FIGS. 1 and 3 are included for the purpose of illustrating a portion of the MRI coil housing that forms no part of the claimed design.