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Inventor

Robert L. Graff

Inventor
Loveland, OH, US

Overview

3→
Patents
2000–2002
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C01Dprimary
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium50%
C01BNon-metallic elements25%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials25%
PatentTitleYear
6,475,447'Apparatus and method for treating sesquisulfate waste streams'20026,322,768'Recovery of chlorine dioxide from gas streams'20016,126,702'Apparatus and method for treating sesquisulfate waste streams'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2002Patents assigned to INT PAPER CO (3)· patent assignee history
2000–2002Based in Loveland, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INT PAPER CO32000–2002
Locations
LocationPatentsSpan
Loveland, OH, US32000–2002