US20080105282A1 - Methods for cleaning industrial equipment with pre-treatment - Google Patents

Methods for cleaning industrial equipment with pre-treatment Download PDF

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Publication number
US20080105282A1
US20080105282A1 US11/931,893 US93189307A US2008105282A1 US 20080105282 A1 US20080105282 A1 US 20080105282A1 US 93189307 A US93189307 A US 93189307A US 2008105282 A1 US2008105282 A1 US 2008105282A1
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US
United States
Prior art keywords
pre
treatment
solution
soil
naoh
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US11/931,893
Inventor
Peter Fernholz
Brandon Herdt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ecolab Inc
Original Assignee
Ecolab Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
Priority to US10/928,774 priority Critical patent/US8398781B2/en
Priority to US11/257,874 priority patent/US8114222B2/en
Application filed by Ecolab Inc filed Critical Ecolab Inc
Priority to US11/931,893 priority patent/US20080105282A1/en
Assigned to ECOLAB INC. reassignment ECOLAB INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HERDT, BRANDON L., FERNHOLZ, PETER J.
Publication of US20080105282A1 publication Critical patent/US20080105282A1/en
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37607199&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=US20080105282(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application status is Abandoned legal-status Critical

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