LexDanaLexDanabeta
Inventor

A. John Grever

Inventor
Colmar, PA, US

Overview

4→
Patents
1984–1999
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

F23Dprimary
F23DBurners43%
F23CMethods or apparatus for combustion using fluid fuel or solid fuel suspended in  a carrier gas or air29%
C21DModifying the physical structure of ferrous metals14%
Y02PClimate change mitigation technologies in the production or processing of goods14%
PatentTitleYear
5,944,503'Low NOx floor burner, and heating method'19995,857,419'Converging burner tip'19995,697,776'Vortex burner'19974,447,690'Inductive preheating of upset tubing'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1999Patents assigned to SELAS CORP OF AMERICA (4)· patent assignee history
1984–1999Based in Colmar, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SELAS CORP OF AMERICA41984–1999
Locations
LocationPatentsSpan
Colmar, Pennsylvania, US41984–1999