Flocele™ Lost-Circulation Cement Additive
Cellophane flakes available in two sizes with the 3/8‘ size used most often to overcome lost circulation.
Gilsonite™ Lost-Circulation Additive
An asphaltene ranging from 4 to 100 mesh size used to control lost circulation and reduces slurry weight.
Kol-Seal™ Lost-Circulation Additive
Ground coal used to control lost circulation.
Perlite
Crushed volcanic rock expanded by heat to produce a lightweight cellular material useful in controlling lost circulation.
PhenoSeal™ Lost Circulation Material
Can reduce the fluid loss of cement slurries.
Pol-E-Flake Lost Circulation Additive
An inert lost circulation product consisting of polyester film sized to 3/8‘.
Tuf Additive No.2™ Lost Circulation Additive
A fibrous material which can be added to cement slurries to prevent lost circulation and imparts shatter resistance to a set cement to help mitigate fracture damage when perforating.
Tuf Fiber™ 594 Lost Circulation Additive
Hydrophilic fiber designed for dispersibility and obtaining the mechanical properties not typical with conventional fibers.
For more specifications:
http://www.halliburton.com/en-US/ps/cementing/materials-chemicals-additives/agents/lost-circulation/default.page?node-id=hfqelahd