drawworks

The Company's machinery and equipment include drawworks, mud pumps and power swivels, which are the major mechanical components of rigs used todrill oil and gas wells.

National Oilwell Hits New Highs -- Seeking Alpha 2010

Alta designs and manufactures standard and custom-gear driven drawworks, which have a smaller footprint and offer more torque and efficiency than standard chain-driven drawworks, the company said.

chron.com Chronicle 2009

Under the partnership, Omron O&M will deliver automated control systems for Alta's electric drawworks product line.

chron.com Chronicle 2009

Under the partnership, Omron O&M will deliver automated control systems for Alta's electric drawworks product line.

chron.com Chronicle 2009

Alta designs and manufactures standard and custom-gear driven drawworks, which have a smaller footprint and offer more torque and efficiency than standard chain-driven drawworks, the company said.

chron.com Chronicle 2009

Now, when the drawworks are ran down does the load on gen increase or decrease?

unknown title 2008

CR4 allows you to "subscribe" to a discussion hi all in oil drilling rig there is '' clink '' kinetic energy monitoring system '' kems ''. its purpose to control and watch the movement of the traveling block on the rig floor. it controls the braking of the drawworks with closed loop control as per the manual. the plc send varaible dc voltage to the brake solenoid 0-24vdc, depending on the movement of the driller joystick. my question is: is there pressure sensor to send signal back to the plc to tell that the brake calliper pressure is ok or it needs more braking?

unknown title 2008

4 AC Range III singles with a depth rating of 3,000 metres and 1,100 hp drawworks;

Marketwire - Breaking News Releases 2010

1 AC Range III single with a depth rating of 2,000 metres and 600 hp drawworks; and

Marketwire - Breaking News Releases 2010

2 AC triples with a depth rating of 4,500 metres and 1,200 hp drawworks;

Marketwire - Breaking News Releases 2010