Use of Alternative Use of Alternative Cement Cement Formulations Formulations Don Getzlaf Marty Stromquist Marty Stromquist Cemblend Systems Inc. I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
W ellbore Removing formation Removing drill fluids Removing drill fluids Replacing with p g Casing and Cementing I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Portland I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Cement History Bentonite Flyash Fondu Silica Silicafume Plaster Plaster Foams F Z Zeolites lit Latex Metakaolin Beads Beads I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Chemically Bonded Phosphate Ceramics I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Development ARGONNE NATIONAL LAB Developed for Nuclear waste containment Nuclear waste containment I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Development Argonne saw benefits in: • Good mechanical properties • Good mechanical properties • Unleachable • Does not degrade over time D t d d ti • Neutral PH • Incorporate organics I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
What we saw Benefits in: • Good mechanical properties • Good mechanical properties • Does not degrade over time • Quick setting • Incorporate organics (OBM) p g ( ) • Covalent internal bond I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Mechanic Properties I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Bond Testing Bond tests between 20 0 C and 315 0 C are Typically 3 – 5 times higher then Portland. I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
X 2 5 0 X 2 5 0 I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
X 1 0 0 0 X 1 0 0 0 I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Strength • Most of the strength is obtained in first few hours • Slightly expanding Sli htl di Ceram ic vs Portland @ 20 0 C MC 2 vs Prem ium Microfine Portland 2 0 0 C 1 0 .5 ength MPa 7 .0 essive Stre C Ceram ic i MC 2 MC2 Portland Prem ium Microfine Portland Cem ent 3 .5 Com pre 0 .0 0 1 2 2 4 Tim e Hours e ou s I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Ceramic vs Portland @ 7 0 C MC 2 vs Prem ium Microfine Portland 7 0 C 1 0 .5 h MPa Ceram ic MC2 MC 2 Portland Prem ium Microfine Strength Portland Cem ent P tl d C t 7 .0 essive S 3 .5 Com pre 0 .0 C 0 1 2 2 4 Tim e Hours I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Thickening tim e exam ple l 1 % retarder 120 100 1 % retarder 80 Bc 60 40 20 0 0 10 20 30 40 50 60 70 80 90 Time minutes 32 Bc to 100 Bc in 2 minutes Bearden units of consistency I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Other Properties h • Concentrated filter cake • Compatible with most p common drilling fluids and Portland cement • Temperature independence • Broad PH application • Broad PH application I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Latex Permeability y Flyash Porosity Fondue Silica Porosity Fondue Silica Portland Tension Silicafume Solubility M t k Metakaolin Ceramics li C i Beads Fibers Beads Fibers Bentonite Zeolite I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Where have we been ~ 100 remedial jobs completed • Gas migration Gas migration • Casing repair • Water conformance • Vent repairs Vent repairs Thickening time extended (6 hrs) Thickening time extended (6 hrs) I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Where are ceramics going g g Primary work Thermal Thermal Permafrost Injection wells I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
Do “YOU” have a Do YOU have a question? I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
X 2000 X 25000 X 10000 I EAGHG 5 th W ellbore I ntegrity Netw ork Meeting MAY 1 5 th 1 4 2 0 0 9 w w w .cem blend.com
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