Dual function cement additive

Compositions: coating or plastic – Coating or plastic compositions – Alkali metal silicate containing

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C106S724000, C106S727000, C106S728000, C106S737000, C106S819000, C106S823000, C166S292000

Reexamination Certificate

active

08002889

ABSTRACT:
The use of silicate as a retarder enhancer at appropriate levels to enhance the retarding effect of retarders at high temperatures encountered downhole while accelerating the set of cement at lower temperatures encountered near to the surface.

REFERENCES:
patent: 4354874 (1982-10-01), Vickers
patent: 5006177 (1991-04-01), Oberste-Padtberg
patent: 5049288 (1991-09-01), Brothers et al.
patent: 5361842 (1994-11-01), Hale et al.
patent: 5447197 (1995-09-01), Rae et al.
patent: 5547506 (1996-08-01), Rae et al.
patent: 0234057 (1987-09-01), None
patent: 2667058 (1992-03-01), None
SU 715539 A1 (Feb. 15, 1980) Krivorotov et al. Abstract only.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Dual function cement additive does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Dual function cement additive, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dual function cement additive will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2676277

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.