Inventor
Bruno Sander
Inventor
Ludwigshafen, DE
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D21Hprimary
D21HPulp compositions20%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons16%
C02FTreatment of water, waste water, sewage, or sludge12%
B01DSeparation10%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
C08JWorking-up4%
D21BFibrous raw materials or their mechanical treatment4%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
5,073,271'Utilization of soot from synthesis gas production in sewage treatment'19914,840,736'Process for producing combustible sewage sludge filter cakes in filter presses'19894,828,715'Cleaning and disposal of carbon black and ash containing wastewaters'19894,728,437'Treatment and disposal of wastewaters containing carbon black and ash'19884,417,976'Dewatering of petroleum-containing sludges with recovery of the oil component'19834,411,797'Dewatering of sewage sludges on chamber filter presses'19834,224,259'Manufacture of fibrids from polymers'19804,219,512'Manufacture of fibrids from polymers'19804,187,143'Manufacture of fibrids from poly(amide-imide) resins'19804,138,315'Production of paper sheets, boards and pulp molded articles from fibrids from the constituents of the effluent obtained in the manufacture of styrene bead polymers'19794,138,269'Conversion of viscous, reactive chlorine- and sulfur-containing production residues into solid products which can be dumped'19794,112,029'Manufacture of fibrids of polyolefins'19784,110,385'Manufacture of fibrids of polyolefins'19784,104,341'Utilization of constituents of effluent from the manufacture of styrene bead polymers in the manufacture of fibrids'19784,098,640'Manufacture of paper-like and textile-like sheets'19784,091,058'Manufacture of fibrids from poly(amide-imide) resins'19784,001,157'Production of non-foaming aqueous suspensions of polyethylene or polypropylene fibrids'19773,992,344'Production of non-foaming aqueous suspensions of polyethylene or polypropylene fibrids'19763,960,794'Manufacture of aqueous suspensions of polyolefin fibrids'19763,950,293'Production of non-foaming aqueous suspensions of polyethylene or polypropylene fibrids'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1991Patents assigned to BASF AG (20)· patent assignee history
1976–1991Based in Ludwigshafen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 20 | 1976–1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ludwigshafen, DE | 20 | 1976–1991 |