Charles S Pate

US Patent:

48523933, Aug 1, 1989

Filed:

Apr 25, 1988

Appl. No.:

7/185662

Inventors:

Charles D. Pate - Friendswood TX
Bob R. Young - Pasadena TX
Hector Plata - Rosenberg TX

Assignee:

Loomis International - Pasadena TX

International Classification:

G01M 328

US Classification:

73 495

Abstract:

An apparatus and method for pressure testing pipe segments. The apparatus including a main body portion thereof with seals located at either end for sealing the main body portion to the inside of the pipe segment. The body portion being withdrawn and inserted into the pipe segment by an extended draw bar attached to one end thereof.

US Patent:

20160358517, Dec 8, 2016

Filed:

Apr 27, 2016

Appl. No.:

15/140197

Inventors:

Charles Michael Pate - Friendswood TX, US
Michele De Isabella - Brugherio, IT

Assignee:

Direct Purchase Quick Couplings, Incorporated - Alvin TX

International Classification:

G09F 3/00
F16L 55/00

Abstract:

A high pressure coupling safety system where the nipple in the coupling are color-coded with bands within grooves. The color-coded bands promotes the proper coupling of a nipple to the correct coupling thereby preventing overpressure in the lines or improper fluids flowing through the system. The color-coded bands are recessed within the grooves in order to prevent damage to the grooves by mishandling the nipples or the couplings. The bands are typically constructed of a material that is resistant to ultraviolet light, hydrocarbons, and chemicals.