Protection liquid for oil well operation
A technology for protecting fluids and oil wells, applied in the direction of drilling compositions, chemical instruments and methods, etc., can solve problems such as increasing crude oil flow resistance, changing rock wettability, increasing oil flow resistance, etc., to achieve low formation damage and low leakage The effect of small amount and easy on-site implementation
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0007] Example 1, a protection fluid for oil well operations, the materials are composed of the following weight percentages: 20% acrylamide, 8% chromium hydroxide, 20% potassium carbonate, 10% urea, dodecyldimethyl benzyl Base ammonium chloride 0.1%, anhydrous sodium sulfite 0.01%, furfuryl alcohol 20%, sodium hydroxide 0.01%, glacial acetic acid 0.02%, alkynyloxymethylamine 0.1%.
Embodiment 2
[0008] Example 2, a protective liquid for oil well operations, the materials are composed of the following weight percentages: acrylamide 10%, chromium hydroxide 10%, potassium carbonate 10%, urea 20%, dodecyl dimethyl benzyl Base ammonium chloride 0.02%, anhydrous sodium sulfite 1%, furfuryl alcohol 10%, sodium hydroxide 0.02%, glacial acetic acid 0.01%, alkynyloxymethylamine 0.5%.
Embodiment 3
[0009] Embodiment 3, a protective liquid for oil well operations, the materials are composed of the following weight percentages: acrylamide 15%, chromium hydroxide 9%, potassium carbonate 15%, urea 15%, dodecyl dimethyl benzyl Base ammonium chloride 0.06%, anhydrous sodium sulfite 0.06%, furfuryl alcohol 15%, sodium hydroxide 0.015%, glacial acetic acid 0.015%, acetylenic oxymethylamine 0.3%.
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, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com