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Inventor

Harold H. Gunardson

Inventor
New Tripoli, PA, US

Overview

4→
Patents
1993–2006
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C01Bprimary
C01BNon-metallic elements25%
B01DSeparation13%
C07CAcyclic or carbocyclic compounds13%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials13%
Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]13%
Y02PClimate change mitigation technologies in the production or processing of goods13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
7,083,662'Generation of elevated pressure gas mixtures by absorption and stripping'20065,628,976'Cofiring biosolids in a spent sulfuric acid regeneration facility'19975,306,391'Control of chemical dosage to a pulp slurry'19945,210,223'Elevated pressure phthalic anhydride process'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2006Patents assigned to AIR PROD & CHEM (4)· patent assignee history
1993–1994Based in New Tripoli, PA, US· patent location history
1997Based in Kempton, PA, US· patent location history
2006Based in Lehighton, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AIR PROD & CHEM41993–2006
Locations
LocationPatentsSpan
New Tripoli, Pennsylvania, US21993–1994
Lehighton, Pennsylvania, US12006
Kempton, Pennsylvania, US11997