| Date | Description |
|---|
| 2019-07-09 |
update website_status OK => DomainNotFound |
| 2016-05-13 |
update website_status OK => DomainNotFound |
| 2016-01-28 |
update robots_txt_status www.pdc1.com: 404 => 200 |
| 2013-05-29 |
update website_status FlippedRobotsTxt => DNSError |
| 2013-05-25 |
update website_status OK => FlippedRobotsTxt |
| 2013-03-03 |
delete address 2122 South Wolf Road
Suite 236
Des Plaines, IL 60018 |
| 2013-03-03 |
delete partner Argonne National Laboratories |
| 2013-03-03 |
delete partner Climatemp |
| 2013-03-03 |
delete partner Gas Technology Institute -IIT |
| 2013-03-03 |
delete partner Swenson |
| 2013-03-03 |
delete partner Translogic |
| 2013-03-03 |
delete partner U.S. Filter - HPD Products |
| 2013-03-03 |
insert address 503 West Golf Road
Arlington Heights, IL 60005 |
| 2013-03-03 |
insert partner Cecchin Plumbing and Heating, Inc. |
| 2013-03-03 |
insert partner Edwards Engineering, Inc. |
| 2013-03-03 |
insert partner GE Healthcare |
| 2013-03-03 |
insert partner Gas Technology Institute -IGT |
| 2013-03-03 |
insert partner Hexion Specialty Chemicals |
| 2013-03-03 |
insert partner Momentive Specialty Chemical |
| 2013-03-03 |
insert partner PCCR USA |