Early strength foam cement slurry for well cementation
A cement slurry and foam technology, applied in application, household appliances, other household appliances, etc., can solve the problem of slow development of foam cement strength, and achieve the effect of ensuring uniformity and stability, rapid development of low temperature strength, and short transition time.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0026] Example 1
[0027] The formula of the early strength foamed cement slurry for cementing provided by the embodiment of the present invention is as follows:
[0028] Formulation 1: 100 parts of sulphoaluminate cement, 6 parts of foaming agent A, 6 parts of foaming agent B, 7 parts of foam stabilizer, 3 parts of fluid loss agent, 1 part of retarder, and 31 parts of water.
[0029] Formulation 2: 100 parts of sulphoaluminate cement, 6 parts of foaming agent A, 6 parts of foaming agent B, 7 parts of foam stabilizer, 4 parts of fluid loss agent, 2.5 parts of retarder, and 30 parts of water.
[0030] Formulation 3: 100 parts of sulphoaluminate cement, 5 parts of foaming agent A, 5 parts of foaming agent B, 5.4 parts of foam stabilizer, 4 parts of fluid loss agent, 1.2 parts of retarder, and 33 parts of water.
[0031] Formulation 4: 100 parts of sulphoaluminate cement, 5 parts of foaming agent A, 5 parts of foaming agent B, 5.4 parts of foam stabilizer, 5 parts of fluid loss agent, 3.0 ...
Example Embodiment
[0043] Example 2
[0044] Contrast with the formula in patent CN103525387 and the article "Ultra-low density foam cement slurry suitable for cementing in Changqing Oilfield"
[0045] Use the cement slurry formula and additives in CN103525387:
[0046] Cement slurry formula 11: 100 parts of oil well cement, 1.0 part of foaming agent I, 1.0 part of foaming agent II, 1.3 parts of foam stabilizer, 1.45 parts of fluid loss agent, 0.2 part of dispersant, 0.6 part of retarder, 52 part of water Copies.
[0047] Cement slurry formulation 12: 100 parts of sulphoaluminate cement, 1.0 part of foaming agent I, 1.0 part of foaming agent II, 1.3 parts of foam stabilizer, 1.45 parts of fluid loss agent, 0.2 part of dispersant, 0.6 part of retarder , 52 parts of water.
[0048] The following cement slurries were prepared with the admixtures described in the article "Ultra-low density foamed cement slurry suitable for cementing in Changqing Oilfield":
[0049] Cement slurry formula 13: 100 parts of oil ...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2023 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap