3781203

Information

• Patent Grant
• 3781203

• References
• Source

• Patent Number

  3,781,203

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1973
  51 years ago

• CPC

  • C09D7/004 - Two or more thickening agents
  • C08G81/021 - Block or graft polymers containing only sequences of polymers of C08C or C08F
  • C08L29/04 - Polyvinyl alcohol Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
  • C08L35/08 - Copolymers with vinyl ethers
  • Y10S507/933 - Acidizing or formation destroying

• US Classifications

  • 507 - Earth boring, well treating, and oil field chemistry
  • 166 - Wells
  • 510 - Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions
  • 524 - Synthetic resins or natural rubbers