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Inventories (Tables)
 9 Months Ended
Sep. 30, 2022
Inventory Disclosure [Abstract]  
Summary of Inventory

A summary of inventories, which are stated at the lower of average cost or net realizable value, is as follows:  

 

(Stated in millions)

 

 

 

 

 

 

 

 

 

 

Sept. 30,

 

 

Dec. 31,

 

 

2022

 

 

2021

 

Raw materials & field materials

$

2,123

 

 

$

1,594

 

Work in progress

 

604

 

 

 

425

 

Finished goods

 

1,416

 

 

 

1,253

 

 

$

4,143

 

 

$

3,272