Alvin R Rooks

US Patent:

20090114894, May 7, 2009

Filed:

Sep 18, 2008

Appl. No.:

12/212829

Inventors:

ALVIN ROOKS - MISSOURI CITY TX, US
UMAIR MARFANI - STAFFORD TX, US
JAMES F. MINEAR - CONWAY AR, US

International Classification:

B66D 3/04

US Classification:

254415

Abstract:

An assembly is provided that includes an oilwell rig; a sheave wheel adapter connected to the rig; a sheave wheel yoke connected to the adapter; and a sheave wheel connected to the yoke. In various embodiments of the invention, this assembly is configured to permit the wheel to rotate about three mutually perpendicular planes of motion.

US Patent:

20100262384, Oct 14, 2010

Filed:

Apr 6, 2010

Appl. No.:

12/755161

Inventors:

Umair Marfani - Spring TX, US
Alvin Rooks - Missouri City TX, US
Joseph Varkey - Sugar Land TX, US

International Classification:

G01N 3/08

US Classification:

702 43

Abstract:

A tension measurement assembly includes a cable spooled on a spooling device, at least one capstan for directing the cable to a downstream point, and at least one tension measuring device attached to a fixed surface for generating a tension signal indicative of a tension force in the cable. The tension measuring device can include at least one of a tension link, an inclinometer, a tension measuring sheave with a strain axle or load pin, a plurality of load cells, and a freewheeling sheave mounted on a post instrumented with a strain gauge. The tension force is calculated from the tension signal and a cable angle of the cable at the tension measuring device.

US Patent:

6412552, Jul 2, 2002

Filed:

Nov 2, 2000

Appl. No.:

09/704944

Inventors:

Alvin Rooks - Missouri City TX

Assignee:

Schlumberger Technology Corporation - Sugar Land TX

International Classification:

E21B 1922

US Classification:

166 771, 166 7514

Abstract:

A cable protector includes a housing body which is adapted to fit in a pipe connector. The housing body has a central bore and an insert body is rotatably supported in the central bore. The insert body has a groove which is adapted to receive a cable.