Details

Application number :
15433  
Application type :
Standard  
Application status :
LAPSED  
Under opposition :
No  
Proceeding type :
 
Invention title :
Foamed nitrogen in liquid co2 for fracturing  
Inventor :
Gupta, D.V.Satyanarayana ; Elsbernd, Cheryl L. Senger ; Pierce, Ronald G.  
Agent name :
Allens Patent & Trade Mark Attorneys  
Address for service :
GPO Box 1776Q MELBOURNE VIC 3001  
Filing date :
10 December 1999  
Associated companies :
 
Applicant name :
Minnesota Mining and Manufacturing Company  
Applicant address :
3M Center, Saint Paul, Minnesota, 55101, U.S.A.  
Old name :
Minnesota Mining and Manufacturing Company ; Nowsco-Fracmaster Company  
Original Source :
Go