Ralph E. Roper, JR.

City:

Carmel, Indiana

Country:

United States

Published Applications:

Last publication date:

2026-01-22

Top Assignees for applications by Ralph E. Roper, JR.

The entities that hold a legal rights for patent applications filed by inventor Roper, JR. Ralph E.:

Heritage Environmental Services, LLC 2 Indianapolis, IN United States
Redox Technology Group, LLC 2 Indianapolis, IN United States
Heritage Research Group, LLC 2 Indianapolis, IN United States
HERITAGE RESEARCH GROUP 1 Indianapolis, IN United States
Heritage Environmental Servicers, LLC 1 Indianapolis, IN United States
Heritage Environment Services, LLC 1 Indianapolis, IN United States

Recent patent applications by Roper, JR. Ralph E.

Ralph E. Roper, JR. from Carmel, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-01-22

US20260022045A1

Chemistry; metallurgy

METHODS OF REDUCING CALCITE FORMATION AND SOLUBILIZED METALS FROM AQUEOUS EFFLUENT STREAMS

#2 | 2022-02-24

US20220055931A1

Chemistry; metallurgy

METHODS OF REDUCING CALCITE FORMATION AND SOLUBILIZED METALS FROM AQUEOUS EFFLUENT STREAMS

#3 | 2021-08-19

US20210252566A1

Performing operations; transporting

MINIMIZATION OF ROCK PILE LEACHATE FORMATION AND METHODS OF TREATING ROCK PILE LEACHATES

#4 | 2016-04-21

US20160107210A1

Performing operations; transporting

METHOD FOR TREATING SOIL AND GROUNDWATER CONTAINING HEAVY METALS INCLUDING NICKEL

#5 | 2015-05-19

US14193973

Performing operations; transporting

Use of ferrous sulfide suspension for the removal of mercury from flue gases

#6 | 2014-09-11

US20140255280A1

Performing operations; transporting

Use of ferrous sulfide suspension for the removal of mercury from flue gases

#7 | 2009-10-29

US20090270671A1

Performing operations; transporting

Calcium-sodium polysulfide chemical reagent and production methods

#8 | 2009-08-13

US20090202424A1

Performing operations; transporting

Calcium-sodium polysulfide chemical reagent and production methods

#9 | 2006-05-04

US20060094921A1

Performing operations; transporting

Method for chemically stabilizing waste materials containing multivalent oxyanions

#10 | 2006-05-04

US20060094920A1

Performing operations; transporting

Calcium-sodium polysulfide chemical reagent and production methods

InventorID:

903308 ⎘