Charles Robert Rutan

US Patent:

7159603, Jan 9, 2007

Filed:

Jan 27, 2005

Appl. No.:

11/044235

Inventors:

Ralph E. King - Friendswood TX, US
Charles R. Rutan - Rosharon TX, US

Assignee:

Equistar Chemicals, LP - Houston TX

International Classification:

F16L 41/04

US Classification:

137 1514, 137318, 408 67

Abstract:

A method of mechanically hot tapping petroleum equipment that contains a hydrocarbonaceous fluid in its interior by drilling an aperture in such equipment while employing cooling by cyclic drilling and/or refrigeration, the equipment drilling being carried out in a manner such that the temperature of the drill and material being drilled do not exceed a predetermined target temperature that is derived from the decomposition temperature, auto-ignition temperature, and like characteristics of the fluid present inside the equipment.

US Patent:

55094350, Apr 23, 1996

Filed:

Nov 25, 1994

Appl. No.:

8/345955

Inventors:

Charles R. Rutan - Rosharon TX
Jack D. Sumrall - Pasadena TX
Anthony L. Alex - Houston TX

Assignee:

Occidental Chemical Corporation - Niagara Falls NY

International Classification:

F16K 3150

US Classification:

137 15

Abstract:

Disclosed is a valve having (A) a valve body with an aperture therethrough, a threaded tap crossing the aperture and opening to only one side of the valve body, (B) a tap screw having a head of larger diameter adopted to screw into the threaded tap, where the tap screw has a hole therethrough which aligns with the aperture when the valve is in an opened position and which is at a substantially right angle to said aperture when the valve is in a closed position, and (C) an o-ring fitted under the head of the tap screw which is compressed between the head and the valve body when the valve is in an opened or closed position.

US Patent:

56700261, Sep 23, 1997

Filed:

Apr 22, 1996

Appl. No.:

8/636006

Inventors:

Charles R. Rutan - Rosharon TX

International Classification:

B01D 300
B01D 316
B08B 900

US Classification:

203 4

Abstract:

A method of in-service cleaning an operating column by inserting into the column a lance through which a compatible liquid is dispensed at a pressure of at least about 5000 psig. Also disclosed is apparatus which comprises a column through which a fluid can pass, nozzles mounted on the outside of the column, where each nozzle comprises a flange welded to the column and a valve bolted to the flange, a lance which can be inserted through the nozzles into the column and means for dispensing a liquid through the lance at a pressure of at least about 5000 psig.

US Patent:

55121403, Apr 30, 1996

Filed:

Jan 11, 1994

Appl. No.:

8/179868

Inventors:

Charles R. Rutan - Rosharon TX

Assignee:

Occidental Chemical Corporation - Niagara Falls NY

International Classification:

B01D 316
B08B 900

US Classification:

202158

Abstract:

This invention discloses a method of in-service cleaning an operating column by inserting into the column a lance through which a compatible liquid is dispensed at a pressure of at least about 5000 psig. Also disclosed is apparatus which comprises a column through which a fluid can pass, nozzles mounted on the outside of the column, where each nozzle comprises a flange welded to the column and a valve bolted to the flange, a lance which can be inserted through the nozzles into the column and means for dispensing a liquid through the lance at a pressure of at least about 5000 psig.