Single-screw extrusion desulfurization and post-processing system, and method for preparing reclaimed rubber

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9969857
SERIAL NO

15123644

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A single-screw extrusion desulfurization and post-processing system and a method for preparing reclaimed rubber. The single-screw extrusion desulfurization and post-processing system comprises: a single-screw desulfurization device, a single-screw post-processing device and a closed connection device for connecting the single-screw desulfurization device and the single-screw post-processing device, the single-screw post-processing device includes a post-processing feeding unit and a post-processing unit which are connected with each other, and a post-processing screw running through the post-processing feeding unit and the post-processing unit.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
QINGDAO UNIVERSITY OF SCIENCE & TECHNOLOGY266061 SHANDONG PROVINCE QINGDAO CITY LAOSHAN DISTRICT SONGLING ROAD NO 99 QINGDAO UNIVERSITY OF SCIENCE & TECHNOLOGY QINGDAO CITY A FOLK ART FORM POPULAR IN SHANDONG 266061

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lv, Baiyuan Shandong, CN 2 3
Lv, Xiaolong Shandong, CN 6 3

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 15, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 15, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00