Stiff Foam Drilling

[payampazhouhesh]

Hello.
Does anyone know about standards for qualification of salt water and fresh water foaming agent?
Also, do we have any kinds of salt water foaming agent with dark color that it's composition is based on animals(e.g blood) instead of chemical base?

[samuelektro]

Look in this book, it might help you !!

[link Point to another website Only the registered members can access]

[samuelektro]

Look in this book, it might help you !!

[link Point to another website Only the registered members can access]