X-ray grid for medical radiography and method of making and usin

Details X-ray grid for medical radiography and method of making and usin X-ray grid for medical radiography and method of making and usin

1989-05-30

1990-08-21

Howell, Janice A.

X-ray or gamma ray systems or devices

Beam control

Collimator

378145, 378154, 378169, 2503631, 2505051, G21K 102, G21K 100, G02B 513

Patent

active

049513052

ABSTRACT:
A method of making a grid for x-ray radiography including the steps of forming grid patterns of x-ray opaque material on a plurality of sheets of x-ray transparent material, aligning the sheets in a stack, and bonding the sheets together to form a lightweight stacked grid.

REFERENCES:
patent: 1476048 (1923-12-01), Bucky
patent: 2133385 (1937-05-01), Freeman
patent: 2605427 (1952-07-01), Delhumeau
patent: 3717764 (1973-02-01), Fujimura et al.
patent: 3869615 (1975-03-01), Hoover et al.
patent: 3919559 (1975-11-01), Stevens
patent: 3953303 (1976-04-01), Kamada et al.
patent: 4414679 (1903-11-01), Liebert et al.
patent: 4536882 (1985-08-01), Jones et al.
Phd Thesis, "Soft X-Rays " from California Institute of Technology, by John Charles Stevens.

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